Custom dry cooler IDCU

Overview
Containerized All-in-One Dry Cooler for High-Density Liquid Cooling Systems. EXTRCOOL's Integrated Dry Cooling Unit is a fully self-contained, containerized heat rejection solution engineered for mission-critical liquid cooling infrastructure in AI and HPC data centers. The enterprise-grade integrated unit combines dry cooler, pump skid, and control systems in a single containerized package, delivering plug-and-play, low-PUE operation for continuous 24/7 uptime.
Core Technical Advantages

• All-in-One Containerized Design: Combines high-efficiency finned-tube heat exchangers, EC fan arrays, pump modules, and control systems into a standard container form factor, eliminating complex on-site assembly.
• High-Performance Heat Rejection: Large-area finned tube design paired with variable-speed EC fans maximizes air-side heat transfer, effectively rejecting waste heat from closed liquid loops without reliance on chilled water systems.
• Rugged Outdoor-Ready Build: Built to ISO container standards, featuring weather-resistant enclosures, corrosion-proof coatings, and vibration-dampening structures for long-term reliability in diverse environments.
• Plug-and-Play Deployment: Pre-tested piping, pumps, and controls enable rapid connection to CDU, cold plate, and manifold systems, reducing on-site commissioning time.
• Low-Noise & Energy-Saving Operation: Variable-speed fans and pumps dynamically adjust flow based on coolant temperature, reducing power consumption and lowering data center PUE.

Product Specifications (table)
Brand: EXTRCOOL
Model Series: IDCU-Series Integrated Dry Cooling Unit
Cooling Type: Air-to-Liquid Dry Cooling
Product Category: Containerized Heat Rejection Unit
Compatible Systems: CDU, liquid cooling racks, cold plate loops
Place of Origin: Guangdong, China
Part Numbers: EXT-150DC, EXT-200DC, EXT-300DC, EXT-600DC, EXT-1000DC, EXT-1600DC, EXT-2000DC
Installation Type: Horizontal installation
Rated cooling capacity: 150kW, 200kW, 300kW, 600kW, 1000kW, 1600kW, 2000kW (per model variant)
Coolant: PG40 (all variants)
Working environment T & H: -30°C ~ 45°C / RH5 ~ 90%
Storage environment T & H: -45°C ~ 70°C / RH5 ~ 93%
Air & Liquid temp gap: typically 10°C / 5°C (varies by model; larger models list 10°C/6.5°C)
Air temp (in/out): typical 30°C / 40°C
Secondary side liquid temp (out/in): ranges by model (examples: 35°C/40°C; up to 38°C/44.5°C for larger models)
Air flow rate: from 50,000 m3/h up to 600,000 m3/h depending on model
Liquid flow rate: from 500 LPM up to 5,000 LPM depending on model
Power Supply: 3P AC380V 50/60Hz or 3P AC480V 60Hz
Dual power ATS: Yes (all variants)
Control type: PID control method, regulating fan speed based on temperature sensor(supply/return water)
Leak Detection: Yes (all variants)
Redundant Fan Automatic Switchover: N+1 (all variants)
Power consumption: <5 kW up to <67 kW depending on model
Communication: Modbus RTU & TCP/IP
Design pressure: >10 Bar
Approx. Weight: ranges from 800 kg up to 8000 kg depending on model
Protection level: IP55
Dimensions (W x D x H) mm: examples by model - 1850 x 2200 x 2100; 2250 x 2200 x 2100; 2850 x 2200 x 2100; 5800 x 2280 x 2535; 11900 x 2280 x 2535

Ideal Application Scenarios

• AI Data Centers: Provides reliable heat rejection for high-power GPU liquid cooling systems, supporting high-density AI training workloads.
• HPC & Supercomputing Clusters: Delivers turnkey cooling for scientific computing and engineering simulation liquid cooling loops.
• Retrofit Air-to-Liquid Cooling: Enables upgrades for traditional air-cooled data centers without chilled water infrastructure.
• Edge & Colocation Data Centers: Supports outdoor, space-constrained deployments with compact, containerized form factors.
• Hybrid Liquid Cooling Architectures: Integrates with CDU systems to enable partial or full liquid cooling solutions.

Frequently Asked Questions (selected)

• What is an Integrated Dry Cooling Unit used for? It is a containerized, all-in-one heat rejection solution for liquid cooling systems, combining dry cooler, pumps, and controls into a single package and eliminating the need for chilled water infrastructure.
• What are the benefits of an integrated vs. standalone dry cooler? The integrated unit offers faster deployment, simplified commissioning, and reduced on-site engineering work. It is fully pre-tested at the factory, minimizing the risk of installation errors and ensuring consistent performance from day one.
• Is the unit compatible with CDU systems? Units support standard liquid loop pressures and temperatures, with customizable flange connections to match most commercial CDU systems (compatibility to be verified per project requirements).

Caractéristiques / Spécifications techniques

• Brand: EXTRCOOL
• Model Series: IDCU-Series
• Cooling Type: Air-to-Liquid Dry Cooling
• Rated capacity range: 150 kW to 2000 kW (model-dependent)
• Coolant: PG40
• Power Supply: 3P AC380V 50/60Hz (or 3P AC480V 60Hz)
• Control: PID fan speed control based on supply/return water temperature
• Safety & Reliability: Leak detection, N+1 redundant fan switchover, dual power ATS
• Communication: Modbus RTU & TCP/IP
• Design pressure: >10 Bar
• Protection: IP55
• Typical dimensions and weights vary by model (see table for per-model values)