20-Foot Containerized Data Center for Rapid, Resilient Digital Infrastructure

Modern digital services demand computing capacity that can be deployed quickly, operated reliably, and scaled without the delays and complexity of traditional building-based data center construction. The 20-foot Containerized Data Center, also known as CDC-20, is designed to answer that demand with a compact, factory-integrated, plug-and-play infrastructure solution. Built inside a standard 20-foot ISO high-cube container, it combines IT racks, power distribution, UPS protection, battery backup, in-row precision cooling, environmental monitoring, and fire protection readiness into a single self-contained unit.

This product is especially valuable for edge computing, telecom access networks, remote industrial sites, emergency response, temporary IT capacity, and small-scale disaster recovery. Instead of constructing a dedicated data center room from the ground up, organizations can use CDC-20 to deploy a controlled, protected, and manageable IT environment in a much shorter time. The result is reduced project complexity, faster service availability, improved mobility, and more predictable quality because much of the engineering, integration, and testing work is completed at the factory before shipment.

CDC-20 is not simply a container with racks installed inside. It is a complete modular data center architecture that integrates the critical subsystems required for continuous IT operation. The container shell provides structural protection and mobility. The internal cabinet layout organizes power, cooling, battery backup, and IT equipment in a compact footprint. Dual power feeds and UPS redundancy enhance availability. In-row precision air conditioners help maintain stable thermal conditions near the heat source. Gas fire protection support and optional video surveillance increase operational safety and visibility.

For organizations comparing containerized data centers, micro data centers, prefabricated IT rooms, and conventional facility builds, CDC-20 offers a compelling balance of capacity, portability, reliability, and deployment speed. Its 30 kW total IT power capacity is suitable for many edge workloads, telecom equipment rooms, enterprise branch applications, surveillance processing, private cloud nodes, and emergency IT recovery systems. With four IT cabinets and integrated support cabinets, the unit provides a practical layout for customers who need a real operational data center rather than a simple equipment shelter.

20-inch Containerized Data Center (CDC-20)

Product Overview: A Compact Data Center Built Inside a Standard Container

The CDC-20 uses standard 20-foot high-cube container dimensions of approximately L6058 mm × W2438 mm × H2896 mm. This familiar form factor is a major advantage because it simplifies transportation, site planning, lifting, and installation. Standardized container dimensions allow the unit to be moved by common logistics methods and positioned in many environments where building construction would be slow, expensive, or impractical.

Inside the container, the design includes nine total cabinet slots. The layout consists of one power distribution cabinet, one UPS cabinet, one battery cabinet, two in-row precision air conditioners, and four IT cabinets. This arrangement demonstrates the product’s emphasis on balanced infrastructure. The four IT cabinets support computing, storage, networking, or telecom equipment, while the surrounding power and cooling systems are sized to maintain stable operation.

Each of the four IT cabinets can support up to 7.5 kW, for a total IT load of up to 30 kW. This power density is appropriate for many contemporary workloads without requiring the scale or capital investment of a large centralized facility. It can support edge computing nodes close to users, 5G and broadband network support systems, smart city applications, industrial data collection platforms, video analytics servers, branch-level enterprise infrastructure, and backup systems for business continuity.

The power system is designed for 380 V, 50 Hz or 60 Hz, 3-phase 5-wire operation, with an input voltage range of 380 V ±10%. The dual circuit 200 A input and dual power supply design help customers build higher availability power architectures. The UPS capacity is up to 40 kVA with 1+1 power module redundancy, and the battery backup time is designed for 15 minutes using lead-acid batteries. This provides enough time for short outages, generator transition, or controlled shutdown procedures depending on the application.

Cooling is provided through two in-row precision air conditioners, with a maximum cooling capacity of 30 kW per unit and a 1+1 redundancy design. In-row cooling is particularly suitable for compact modular data centers because it places cooling close to the heat load, improves airflow management, and helps reduce hot spots. When properly configured, this design can maintain reliable thermal conditions even in a dense containerized environment.

Core Technical Specifications

No.	Item	Specifications / Parameters
1	Dimensions	L6058 mm × W2438 mm × H2896 mm, standard 20-foot high-cube container dimensions
2	Cabinet Layout	9 slots total: 1 power distribution cabinet, 1 UPS cabinet, 1 battery cabinet, 2 in-row precision air conditioners, 4 IT cabinets
3	Total IT Power	Up to 30 kW, based on 7.5 kW per IT cabinet × 4 cabinets
4	IT Cabinet Quantity and Size	4 units, 2000 × 600 × 1100 mm or 2000 × 600 × 1200 mm
5	Power System	380 V, 50 Hz / 60 Hz, 3-phase 5-wire
6	Input Voltage Range	380 V ±10%
7	Input Current	Dual circuit 200 A
8	Power Input Feeds	Dual power supply
9	UPS Capacity	Up to 40 kVA, power module 1+1 redundancy
10	Battery Type	Lead-acid battery system
11	Backup Time	15 minutes
12	Cooling Capacity	Maximum 30 kW per cooling unit, 1+1 redundancy
13	Video Surveillance	Optional
14	Automatic Gas Fire System	Supported

Why Containerized Data Centers Are Becoming Essential

Digital infrastructure has changed dramatically over the past decade. Computing was once concentrated in large centralized facilities, but many modern applications now require processing capacity close to users, sensors, machines, and network access points. This shift is driven by latency-sensitive services, industrial automation, intelligent transportation, remote healthcare, public safety systems, and high-volume video processing. A traditional data center model cannot always respond quickly enough to these distributed requirements.

Containerized data centers solve this problem by packaging the key elements of a data center into a transportable module. Instead of designing a building, installing separate power rooms, constructing raised floors, configuring cooling systems, and commissioning each subsystem on site, customers can receive a prefabricated and integrated unit. This approach compresses deployment timelines and improves consistency. It also allows organizations to replicate the same design across multiple sites, which is particularly useful for telecom operators, cloud edge providers, emergency service agencies, and multinational enterprises.

CDC-20 is particularly well suited to projects where the need for IT capacity is urgent, geographically distributed, or temporary. A remote mining site, for example, may need local servers for automation control and safety monitoring. A city may need local computing resources for smart traffic systems. A telecom operator may need a compact infrastructure node close to network users. A hospital or public health agency may require emergency IT capacity after a disaster. In these cases, the ability to deploy a complete data center in a container can be far more practical than waiting months for a conventional build.

The containerized approach also supports investment flexibility. Customers can begin with one CDC-20 unit and add more units as capacity requirements grow. This modular expansion model reduces the risk of overbuilding. It allows capital spending to follow actual business demand rather than uncertain long-term projections. For many organizations, the economic advantage is not only the cost of equipment but also the savings in time, project management, civil works, and operational disruption.

Advantages Over Conventional Data Center Construction

Traditional data centers are powerful but often slow to build. They require building design, land preparation, construction permits, electrical engineering, mechanical engineering, fire safety design, cabling, commissioning, and integration. Even small equipment rooms can become complex when customers need redundancy, precision cooling, power protection, monitoring, and physical security. CDC-20 reduces these challenges by delivering a standardized yet configurable infrastructure platform.

One of the strongest advantages is speed. Factory prefabrication enables multiple tasks to occur in parallel. While site preparation is underway, the container, cabinets, power distribution, UPS, cooling, and monitoring systems can be assembled and tested in a controlled manufacturing environment. When the unit arrives on site, installation is focused on positioning, utility connection, system checks, and service activation. This can significantly reduce the time from project approval to operational readiness.

Another advantage is quality control. Field-built infrastructure often depends on variable site conditions, subcontractor coordination, local installation practices, and weather interruptions. A factory-integrated CDC-20 benefits from standardized manufacturing processes, trained technicians, repeatable assembly procedures, and systematic inspection. This improves product consistency and reduces the risk of installation defects that are difficult to correct after a system has been commissioned.

CDC-20 also offers mobility. If business requirements change, a containerized data center can potentially be relocated, reused, or redeployed. A conventional facility is fixed in place, but a modular container can support temporary events, emergency recovery, pilot projects, and changing network topologies. This mobility is especially valuable in fast-developing sectors where demand locations may shift over time.

The compact footprint is another important benefit. Many sites do not have available space for a dedicated data center room. Because CDC-20 is housed in a 20-foot high-cube container, it can be placed in industrial yards, telecom compounds, campus environments, emergency bases, and other suitable outdoor or semi-controlled locations. With appropriate site planning and utility access, customers can create a resilient data center environment without occupying valuable indoor space.

Advantages Over Many Competing Modular Solutions

Not all modular data centers are engineered with the same degree of system balance. Some competing units emphasize rack space but provide limited power and cooling integration. Others may include cooling but lack robust redundancy or clear cabinet organization. CDC-20 distinguishes itself through an integrated nine-slot internal layout that allocates dedicated space for power distribution, UPS protection, battery backup, precision cooling, and IT equipment. This balanced approach makes the system more practical for real-world deployment.

The 30 kW total IT power capacity is well matched to the container size. A higher rating without adequate cooling or power redundancy could compromise reliability, while a lower rating might underutilize the container footprint. CDC-20 offers a practical density that can support meaningful computing workloads while maintaining a manageable thermal and electrical design. This helps customers avoid the common problem of purchasing a module that appears attractive on paper but becomes difficult to operate under sustained load.

The dual power supply and dual circuit input design provide a stronger foundation for high availability than single-feed systems. In many edge and telecom applications, downtime can disrupt communications, security monitoring, industrial processes, or customer services. By supporting redundant power inputs and UPS module redundancy, CDC-20 helps reduce exposure to power-related interruptions.

Cooling redundancy is another competitive advantage. The two in-row precision air conditioners are designed with 1+1 redundancy, and each unit can provide up to 30 kW of cooling capacity. This allows the cooling architecture to support continuous operation even if one cooling unit requires maintenance, depending on the load and environmental conditions. Many lower-cost solutions rely on less precise cooling or insufficient redundancy, increasing the risk of hot spots and equipment stress.

The use of in-row precision cooling also improves airflow control in a compact space. In small container environments, airflow management is critical because hot and cold air can mix easily if not properly controlled. In-row cooling places thermal control close to the IT cabinets, reducing the distance air must travel and improving response to changing heat loads. This can improve operational stability compared with designs that rely only on wall-mounted or general-purpose air conditioning systems.

CDC-20 also provides optional video surveillance and supports an automatic gas fire system. These features reflect the realities of remote and unmanned deployments. Many edge sites are not staffed continuously, so operators need visibility, alarms, and safety systems that support remote management. A modular data center should not only house equipment; it should protect that equipment and provide information about its operating environment.

Power Architecture for Reliable IT Operation

Power stability is one of the most important considerations in data center design. Servers, switches, storage arrays, telecom equipment, and control systems require clean and continuous electricity. Even short interruptions can cause data loss, system resets, communication failures, or application downtime. CDC-20 addresses this challenge through a coordinated power architecture that includes dual input capability, power distribution, UPS protection, and battery backup.

The system is designed for a 380 V, 3-phase 5-wire power environment and supports both 50 Hz and 60 Hz applications. This flexibility is valuable for international projects and for customers operating in different regional electrical standards. The input voltage tolerance of 380 V ±10% helps accommodate reasonable fluctuations while maintaining system compatibility.

The dual circuit 200 A input provides capacity and redundancy planning options. Customers can connect the module to two power sources where available, improving resilience against upstream electrical faults. In telecom and mission-critical environments, dual power architecture is often preferred because it allows maintenance or fault isolation without total service interruption.

The UPS system, with capacity up to 40 kVA and 1+1 power module redundancy, is a central component of the reliability strategy. UPS redundancy means the power protection system has additional module capacity to support continued operation if one module is unavailable. This is particularly important for sites where technical service may not be immediately available. By reducing the risk of single-point power failure, the system helps support higher uptime expectations.

The lead-acid battery backup system provides 15 minutes of backup time. This duration is practical for many edge and containerized applications. It can bridge short utility interruptions, allow generators to start, or support controlled shutdown procedures. In many environments, long-duration battery backup is less cost-effective than a combination of UPS bridging and generator support. CDC-20’s design provides a realistic balance between footprint, cost, weight, and operational resilience.

Cooling Design for High-Density Compact Environments

Cooling is not an accessory in a data center; it is a core reliability system. Electronic equipment produces heat continuously, and excessive temperatures can reduce performance, shorten component life, or cause sudden shutdowns. In a containerized data center, cooling must be carefully engineered because space is limited and heat density can be high.

CDC-20 uses two in-row precision air conditioners integrated into the cabinet layout. This design places cooling units directly in the equipment row rather than relying on distant air conditioning sources. In-row cooling can remove heat efficiently and deliver conditioned air where it is needed most. It is especially effective in modular systems because it supports predictable airflow paths and faster thermal response.

Each cooling unit has a maximum capacity of 30 kW, and the system is designed with 1+1 redundancy. For a total IT load of up to 30 kW, this redundancy is significant. It means one unit can support the cooling requirement while the other provides backup, subject to site conditions and configuration. This helps maintain uptime during maintenance and reduces vulnerability to cooling equipment failure.

Compared with many competing compact data center solutions that rely on standard comfort cooling, CDC-20’s precision cooling architecture is better suited to IT equipment. Precision air conditioners are designed for continuous operation, tighter temperature control, and appropriate humidity management. Comfort cooling systems are intended for human occupancy and may not provide stable performance under continuous electronic heat loads.

Thermal reliability also depends on cabinet arrangement, airflow separation, cable management, and monitoring. The nine-slot layout of CDC-20 creates a structured environment where IT cabinets and cooling equipment can be coordinated. By integrating these elements at the design stage, the system reduces the likelihood of airflow problems that often occur when equipment is assembled piecemeal on site.

Cabinet Layout and Space Utilization

The interior layout of CDC-20 reflects a practical understanding of modular data center operation. Four IT cabinets provide space for servers, network devices, storage systems, or telecom equipment. The remaining cabinet positions are assigned to power distribution, UPS, batteries, and precision cooling. This ensures the IT load is supported by the infrastructure it requires.

Each IT cabinet has dimensions of 2000 × 600 × 1100 mm or 2000 × 600 × 1200 mm, depending on project configuration. This cabinet size is suitable for a wide range of rack-mounted equipment. The 600 mm width supports standard rack layouts, while the depth options help accommodate different server and cabling requirements.

The allocation of 7.5 kW per cabinet is well suited for many edge deployments. Some high-performance computing applications require much higher rack densities, but many enterprise, telecom, industrial, and surveillance workloads operate comfortably at this level. By selecting a moderate per-cabinet density, CDC-20 supports reliable thermal management while still delivering meaningful computing capacity.

Space utilization is critical in a container. Every cabinet position must contribute to operational value. CDC-20 avoids the common weakness of container conversions where racks are installed without sufficient consideration for power equipment, maintenance access, airflow, and safety systems. Instead, the product is engineered as a complete system from the beginning.

The compact layout also simplifies service and management. Operators can understand the system architecture quickly because the functions are clearly separated: power distribution, UPS, batteries, cooling, and IT load. This clarity helps during installation, troubleshooting, routine inspection, and future upgrades.

Safety, Monitoring, and Operational Protection

Reliable data center operation requires more than power and cooling. Safety and monitoring systems are essential, particularly when the unit is deployed in remote, unmanned, or harsh environments. CDC-20 supports automatic gas fire protection and optional video surveillance, both of which strengthen operational security and risk management.

Automatic gas fire suppression is suitable for data center environments because it can extinguish fire without causing the water damage associated with sprinkler systems. In a compact containerized space, fast detection and appropriate suppression are especially important. The support for an automatic gas fire system means the unit can be configured for higher safety requirements in mission-critical applications.

Optional video surveillance provides visual monitoring capability. This is useful for sites where operators need to check access, maintenance activity, or environmental conditions remotely. In telecom compounds, industrial sites, emergency command locations, and unmanned edge facilities, video surveillance can improve security and reduce the need for frequent physical inspections.

Environmental monitoring is also a key part of modular data center value. Although specific monitoring options can vary by project, a complete containerized solution typically tracks temperature, humidity, power status, UPS status, cooling performance, access events, alarms, and fire system conditions. When combined with network-based management, such monitoring allows operators to respond quickly to issues before they become service interruptions.

Compared with basic equipment shelters, CDC-20 provides a more data-center-oriented environment. A shelter may protect equipment from weather, but it may not offer integrated precision cooling, UPS redundancy, fire protection readiness, and structured cabinet organization. CDC-20’s advantage is that it brings these critical systems together as one engineered platform.

Manufacturing Strength Behind the Product

A containerized data center is only as reliable as the engineering and manufacturing capability behind it. Wanma Technology Co., Ltd. brings extensive experience in communication cabinets, communication electronic equipment, and passive optical components. Established in 1997, the company has developed a strong foundation in digital infrastructure products used in Ethernet networks, optical communication networks, central equipment rooms, national high-speed railways, and urban rail transit systems.

This background matters because CDC-20 sits at the intersection of telecommunications, electrical systems, mechanical integration, cabinet manufacturing, and field deployment. A manufacturer that understands communication infrastructure is better positioned to design a modular data center that meets real operational needs. Telecom and data center environments both require stable power, reliable thermal performance, structured cabling, physical protection, and long service life.

The company’s manufacturing strength is reflected in its ability to develop, manufacture, and market its own branded products while also providing integrated solutions for customized requirements. This combination of standard product design and customization capability is important for containerized data centers. Customers may need different cabinet depths, monitoring configurations, fire protection options, cable entry methods, environmental adaptations, or integration with existing power systems. A capable manufacturer can adapt the platform without compromising reliability.

Advanced manufacturing processes support consistent product quality. For cabinet and enclosure production, this typically includes precision metal fabrication, cutting, bending, welding, surface treatment, assembly, electrical integration, and final inspection. For a containerized data center, manufacturing also includes structural modification, insulation, interior layout engineering, cable routing, power system installation, cooling system integration, sealing, testing, and pre-delivery verification.

Factory integration is a major advantage because it reduces the number of variables introduced during field installation. Power cabinets can be wired and inspected by trained technicians. Cooling units can be installed according to engineered airflow plans. Cabinet alignment, cable pathways, safety clearances, and subsystem interfaces can be checked before shipment. This process contributes to higher reliability and faster commissioning after delivery.

Quality Control and Prefabrication Advantages

Quality control is one of the main reasons organizations choose prefabricated data center solutions. When systems are assembled on site by multiple contractors, quality can vary. A cable may be routed incorrectly, airflow may be obstructed, power connections may be inconsistent, or equipment may be installed without full coordination. Factory prefabrication reduces these risks by moving integration into a controlled environment.

For CDC-20, prefabrication enables systematic inspection of the container structure, cabinet layout, power distribution equipment, UPS cabinet, battery cabinet, cooling systems, and auxiliary safety systems. Dimensional checks help ensure that equipment fits correctly and maintenance access is preserved. Electrical checks help verify wiring accuracy and protection coordination. Mechanical checks confirm mounting security and airflow organization. Functional checks help validate the performance of major subsystems before the product leaves the factory.

The manufacturing team can also perform configuration verification according to project requirements. If a customer orders optional video surveillance or specific fire protection integration, the factory can prepare the necessary interfaces and installation space. This reduces the amount of customization required at the destination site and helps avoid delays caused by missing parts or unclear responsibilities.

Another advantage is repeatability. Once a CDC-20 configuration is validated, the same design can be reproduced for multiple sites. This is valuable for customers rolling out distributed edge infrastructure across cities, transportation lines, industrial parks, or telecom networks. Repeatable design simplifies training, spare parts planning, documentation, monitoring integration, and maintenance procedures.

Reliable delivery is also part of manufacturing strength. The company emphasizes timely delivery and long-term strategic partnerships. In infrastructure projects, late delivery can delay service launch, revenue generation, or emergency readiness. A manufacturer with established production experience and international sales coverage can support customers that require dependable project execution.

Applications in Edge Computing

Edge computing is one of the strongest use cases for CDC-20. As applications become more latency-sensitive, data processing must move closer to users and devices. Examples include augmented reality, intelligent manufacturing, autonomous systems, video analytics, smart retail, distributed cloud services, and real-time industrial control. Sending all data to a distant central data center can increase latency, bandwidth cost, and network congestion.

CDC-20 can serve as a localized edge computing node. Its four IT cabinets can host servers, storage, switches, firewalls, and application platforms. The integrated power and cooling systems provide the controlled environment these devices require. Because the unit is containerized, it can be placed near the point of data generation or service consumption.

For cloud and telecom providers, the ability to deploy standardized edge nodes is particularly valuable. A provider can replicate CDC-20 units in different regions, ensuring consistent infrastructure design. This supports faster rollout and easier maintenance. The 30 kW capacity can handle a meaningful edge workload while keeping the module compact enough for many site types.

Edge computing environments often operate without full-time technical staff. Therefore, the value of integrated monitoring, UPS protection, cooling redundancy, and fire safety support is high. CDC-20 is designed for these realities. It provides not only rack space but also the operational infrastructure required for remote IT reliability.

Applications in Telecommunications Networks

Telecommunications networks require distributed infrastructure. Equipment must be located near users, base stations, fiber routes, transport nodes, and service aggregation points. As networks evolve toward higher bandwidth and lower latency, the need for compact and reliable infrastructure nodes increases. CDC-20 is suitable for telecom applications because it combines cabinetized equipment space with power, cooling, and protection systems.

Telecom operators can use CDC-20 as a network edge site, an equipment room extension, a temporary capacity node, or a disaster recovery communication hub. The dual power supply design aligns with telecom expectations for resilience. The UPS and battery system help protect network equipment from power disturbances. Precision cooling supports continuous equipment operation in dense installations.

The manufacturer’s experience in communication cabinets and communication electronic equipment strengthens the product’s relevance for telecom customers. Telecom infrastructure must withstand long service cycles, varied environments, and strict uptime requirements. A company with a long history in this sector is better able to understand practical needs such as cabinet durability, cable routing, grounding, equipment access, and integration with optical communication networks.

CDC-20 can also support broadband expansion and rural connectivity projects. In areas where permanent buildings are not available or are too expensive, a containerized data center can provide a ready-made technical environment. This helps accelerate network deployment and improves service availability in underserved locations.

Applications in Emergency Response and Disaster Recovery

Emergency response requires speed. Natural disasters, public safety events, infrastructure failures, and large temporary gatherings can create urgent demand for computing and communications capacity. CDC-20 is well suited for these scenarios because it can be transported, installed, and activated more quickly than a conventional facility.

In a disaster recovery role, CDC-20 can host backup servers, communication systems, emergency databases, coordination platforms, and network equipment. Its UPS and battery backup help handle unstable power conditions, while the integrated cooling system keeps equipment operating safely. Optional surveillance and fire system support strengthen the unit’s suitability for critical temporary deployments.

For government agencies, hospitals, utilities, and enterprises, a containerized data center can be part of a continuity plan. Instead of relying only on distant backup sites, organizations can deploy computing capacity closer to affected areas. This can improve response speed and maintain essential services when local infrastructure has been damaged.

The mobility of the container format is a key advantage. After an emergency ends, the unit can be redeployed to another location, stored for future readiness, or integrated into a permanent infrastructure plan. This flexibility improves the long-term value of the investment.

Applications in Industrial and Remote Environments

Industrial sites often operate in locations where traditional data center construction is difficult. Mining operations, oil and gas facilities, ports, rail systems, renewable energy farms, and large manufacturing plants all require local data processing and communication systems. These environments may be remote, space-constrained, or subject to challenging operating conditions.

CDC-20 provides a practical solution by delivering a protected IT environment that can be installed near operational systems. It can support supervisory control systems, data acquisition servers, safety monitoring, video analytics, local storage, industrial IoT platforms, and private network equipment. By processing data locally, industrial operators can reduce latency and maintain operations even when wide-area network connections are limited.

Transportation infrastructure is another strong application area. The manufacturer’s product experience includes use in national high-speed railways and urban rail transit systems, which require reliable communication and control infrastructure. A containerized data center can support rail communication nodes, station IT systems, surveillance processing, ticketing backup, and operational data platforms.

Remote environments benefit from prefabrication because skilled labor may be limited on site. Instead of sending multiple engineering teams to assemble a data center from separate parts, customers can receive a unit that has already been integrated and tested. This reduces installation risk and simplifies project management.

Environmental and Operational Efficiency

Efficiency in a modular data center is not only about energy consumption. It also includes deployment efficiency, space efficiency, maintenance efficiency, and capital efficiency. CDC-20 supports all of these areas through its compact integrated design.

Deployment efficiency comes from factory prefabrication and plug-and-play installation. The customer avoids much of the complexity of coordinating separate vendors for racks, power, cooling, fire systems, and enclosure work. This shortens project schedules and helps teams focus on site preparation, equipment loading, and service activation.

Space efficiency is achieved by organizing nine functional cabinet positions inside a 20-foot high-cube container. The design uses the available footprint for both IT capacity and support infrastructure. This is more efficient than converting a general room where unused corners, irregular dimensions, and building constraints may reduce usable rack space.

Maintenance efficiency comes from a structured layout and standardized components. Operators can identify subsystem locations quickly and perform inspections more predictably. Redundant UPS modules and cooling units also support maintenance planning by reducing the need to shut down IT equipment for routine service.

Capital efficiency comes from modular scalability. Instead of building a large facility before demand is proven, organizations can deploy CDC-20 where and when capacity is needed. This reduces stranded capacity and allows infrastructure growth to follow actual service demand. For many customers, this is one of the most important financial advantages of modular data centers.

Customization and OEM/ODM Capability

Although CDC-20 is based on a defined architecture, many projects require customization. Site conditions, electrical standards, monitoring platforms, cabinet requirements, fire protection regulations, and customer equipment types can differ widely. A manufacturer with OEM and ODM capability can adapt the solution to fit specific requirements while preserving the advantages of standardization.

Customization may involve cabinet depth, equipment mounting arrangements, cable entry direction, power distribution design, monitoring interfaces, surveillance options, fire suppression configuration, environmental adaptation, labeling, and documentation. For telecom and enterprise customers, integration with existing operational practices is often just as important as the physical product.

Wanma Technology Co., Ltd. has experience providing integrated solutions for customized products. This strength supports customers that need more than a catalog item. The company can work with project requirements and deliver a solution that aligns with technical, operational, and deployment objectives.

Customization must be managed carefully. Excessive variation can increase complexity, cost, and maintenance burden. The best approach is to use CDC-20’s proven platform as a foundation and customize only where necessary. This preserves manufacturing efficiency and product reliability while meeting project-specific needs.

International Project Suitability

The company’s sales network covers more than 20 countries and regions, including the United States, Australia, the United Kingdom, Italy, South Africa, and Ghana. This international experience is important for modular data center customers because projects often require cross-border logistics, different electrical standards, varying climate considerations, and diverse installation practices.

CDC-20’s standard container dimensions support international transportation planning. Containerized products are easier to move through established logistics networks than irregular modular buildings. The familiar form factor reduces uncertainty in shipping, lifting, storage, and site placement.

The 50 Hz and 60 Hz power compatibility also strengthens international applicability. Different countries use different grid frequencies, so equipment flexibility can reduce redesign requirements. The 380 V 3-phase design is suitable for many industrial and infrastructure environments, and project-specific adaptation can be considered where local conditions require it.

For global customers, supplier reliability is a major factor. A containerized data center is a mission-critical asset, and customers need confidence in engineering support, documentation, delivery, and product quality. A manufacturer with decades of industry experience and international market presence provides a stronger foundation for long-term cooperation.

Lifecycle Value and Long-Term Reliability

The value of CDC-20 extends beyond initial deployment. A data center must operate for years, supporting changing workloads and evolving technology. Therefore, lifecycle reliability, maintainability, and adaptability are central to product value.

The integrated infrastructure design helps protect IT equipment from power instability, overheating, and environmental risks. UPS redundancy, cooling redundancy, structured cabinet layout, and fire system support all contribute to long-term operational stability. These features can reduce downtime risk and help extend equipment life.

Maintainability is improved by dedicated subsystem cabinets and a clear internal arrangement. Technicians can inspect power distribution, UPS modules, batteries, cooling units, and IT cabinets in an organized environment. This reduces troubleshooting time and supports preventive maintenance.

Adaptability is provided through modular IT cabinet space. As workloads change, customers can replace servers, add network equipment, upgrade storage, or reconfigure applications within the existing infrastructure envelope. If more capacity is required, additional containerized units can be deployed as part of a larger modular campus or distributed network.

Long-term value also depends on supplier partnership. The company’s mission emphasizes customer satisfaction, employee fulfillment, and social value. In practical terms, this means focusing on reliable product quality, timely delivery, and long-term strategic cooperation. For infrastructure customers, these qualities are essential because the relationship does not end when the product is shipped.

Procurement Considerations for Customers

Before selecting CDC-20, customers should evaluate their site conditions and operational requirements. Important questions include the expected IT load, availability of dual power feeds, generator integration requirements, local climate, installation surface, lifting access, grounding requirements, network connectivity, fire safety regulations, and monitoring integration needs.

Customers should also consider whether the 30 kW total IT capacity and four-cabinet layout match their workload plan. For many edge, telecom, and industrial applications, this capacity is well balanced. However, projects with ultra-high-density computing may require a different cooling and rack design. The key is to match the module to the real workload rather than overspecifying or underspecifying the infrastructure.

Backup time should be assessed according to power strategy. The 15-minute battery backup is suitable for bridging short interruptions or generator startup, but customers requiring extended standalone operation should plan additional power sources. This may include diesel generators, renewable energy integration, or larger battery systems depending on the project.

Site preparation is another important factor. Although CDC-20 reduces construction work, it still requires a suitable foundation or support surface, electrical connection, grounding, drainage considerations, security planning, and access for maintenance. Proper planning ensures the benefits of plug-and-play deployment are fully realized.

Finally, customers should discuss customization needs early. Factory integration is most effective when requirements are clear before production. Early coordination allows the manufacturer to prepare cabinet arrangements, cable routes, monitoring interfaces, and optional systems efficiently.

Q&A Section

What is the CDC-20 containerized data center?

CDC-20 is a compact modular data center built inside a standard 20-foot high-cube ISO container. It integrates IT cabinets, power distribution, UPS protection, battery backup, in-row precision cooling, environmental monitoring readiness, and fire protection support into one transportable unit.

What is the main advantage of CDC-20 compared with a traditional data center room?

The main advantage is rapid deployment. CDC-20 is prefabricated and integrated at the factory, reducing on-site construction, installation complexity, and commissioning time. It also provides mobility, standardized quality, and modular scalability.

How much IT power can CDC-20 support?

The unit supports up to 30 kW of total IT power, based on four IT cabinets rated at up to 7.5 kW per cabinet.

How many IT cabinets are included?

CDC-20 includes four IT cabinets. The full nine-slot layout also includes one power distribution cabinet, one UPS cabinet, one battery cabinet, and two in-row precision air conditioners.

Does the product include redundant cooling?

Yes. The cooling system uses two in-row precision air conditioners with a maximum capacity of 30 kW per unit and a 1+1 redundancy design. This supports stable operation and improves maintenance flexibility.

What type of UPS protection is provided?

The UPS capacity is up to 40 kVA and uses power module 1+1 redundancy. This helps protect IT equipment from power interruptions and supports higher availability.

How long is the battery backup time?

The standard backup time is 15 minutes with lead-acid batteries. This is suitable for short outages, generator transition, or controlled shutdown procedures.

Is CDC-20 suitable for edge computing?

Yes. Its compact size, 30 kW IT capacity, integrated power and cooling, and rapid deployment capability make it well suited for edge computing nodes close to users, devices, and industrial systems.

Can CDC-20 be used for telecom applications?

Yes. It is suitable for telecom access sites, network edge nodes, equipment room expansion, broadband deployment, and temporary communication infrastructure. The manufacturer’s background in communication cabinets and electronic equipment further supports telecom suitability.

Can the product be customized?

Yes. Depending on project requirements, customization can include cabinet configuration, monitoring options, fire system integration, cable entry, surveillance, power distribution, and other site-specific adaptations.

What safety features are available?

CDC-20 supports automatic gas fire protection and optional video surveillance. Environmental monitoring and alarm functions can also be configured according to project needs.

Why is factory prefabrication important?

Factory prefabrication improves quality consistency, reduces on-site installation risk, shortens project timelines, and allows integrated testing before shipment. This is especially valuable for remote or mission-critical deployments.

Conclusion

The 20-foot Containerized Data Center CDC-20 is a highly practical solution for organizations that need reliable digital infrastructure without the long timelines and complexity of traditional data center construction. By integrating IT cabinets, power distribution, UPS redundancy, battery backup, precision cooling, safety support, and monitoring readiness into a compact containerized platform, it delivers the core capabilities of a small data center in a transportable and rapidly deployable format.

Its advantages are especially clear in edge computing, telecommunications, emergency response, remote industry, transportation, and disaster recovery. The 30 kW IT capacity, four-cabinet layout, dual power supply, 40 kVA UPS capability, 15-minute backup time, and redundant in-row precision cooling create a balanced infrastructure environment for many real-world workloads. Compared with many competing solutions, CDC-20 offers stronger system integration, better operational practicality, and a more complete approach to power, cooling, and safety.

The product is also supported by the manufacturing experience and technical foundation of Wanma Technology Co., Ltd., a company established in 1997 with deep expertise in communication cabinets, communication electronic equipment, passive optical components, and customized digital infrastructure solutions. Its ability to combine standardized product engineering with OEM and ODM customization makes CDC-20 suitable for both repeatable deployments and project-specific requirements.

As digital services continue to expand beyond centralized facilities, modular and containerized infrastructure will become increasingly important. CDC-20 provides a dependable pathway for organizations that need to deploy computing power closer to where data is created, transmitted, and used. It is a compact but complete data center platform designed for speed, resilience, and long-term operational value.

References

ASHRAE Technical Committee 9.9. Thermal Guidelines for Data Processing Environments.

Uptime Institute. Data Center Site Infrastructure Tier Standard: Topology.

International Electrotechnical Commission. IEC Standards for Low-Voltage Electrical Installations and Electrical Safety.

International Organization for Standardization. ISO Container Standards and Freight Container Specifications.

BICSI. Data Center Design and Implementation Best Practices.

National Fire Protection Association. NFPA Standards for Fire Protection of Information Technology Equipment Areas.

European Telecommunications Standards Institute. Environmental Engineering Standards for Telecommunications Equipment.

Product: 20-inch Containerized Data Center (CDC-20)