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Coolant Distribution Units (CDU) › CHx1000 CDU
CHx1000 CDU
CHx1000 CDU
Engineered for peak AI performance and reliability, CoolIT Systems’ CHx1000 is the industry’s highest density coolant distribution unit (CDU). The CHx1000 is a liquid-to-liquid CDU providing 1000 kW cooling capacity at 3°C approach with 1.5 LPM/kW flow for multiple artificial intelligence (AI), high performance computing (HPC) and high-density enterprise direct liquid-cooled (DLC) servers and supports energy-efficient warm water cooling.
Cooling Capacity
1000 kW
Power Consumption
12.24 kW
[Single Pump Operation at 1500 LPM]
[Single Pump Operation at 1500 LPM]
Racks Managed
Up to 10 NVIDIA GB200 NVL72 racks
Facility Liquid Integration
Yes
Features
- 1000 kW cooling capacity at 3°C approach temperature
- 2 x hot-swappable pumps (N+N) providing 1500 LPM at 35 psi pressure drop, 1.5 LPM/kW for single pump operation.
- All stainless-steel piping and 4” Victaulic couplings.
- Single-rack footprint (750mm W x 1200mm D).
- Integrated ultracapacitor for interruption-free operation with optional ATS.
- Integrated control and monitoring system (Redfish, SNMP, TCP/IP, Modbus, BACnet and others).
- Group control for up to 20 units.
- 25 µ hot-swappable filters with 50 µ option.
- Integrated fill pumps and reservoir.
- Warm water operation (ASHRAE W+).
Benefits
- COOLING CAPACITY. 1000 kW at 3°C approach temperature (1800 LPM primary, 1500 LPM secondary).
- PRESSURE DELIVERY. Over 1.5 LPM/kW to support high TDP chips.
- SERVICEABILITY. Fully front and back serviceable. Hot-swappable pumps, filters and sensors.
- DATA CENTER READY. Highest density CDU in a single rack footprint. Fits in standard rack/row infrastructure.
- HIGH AVAILABILITY. Integrated ultracapacitor for interruption-free operation. Built-in redundancies, continuous monitoring and hot-swappable components. Optional ATS.
- HIGH RELIABILITY DESIGN. All stainless-steel piping with 4″ Victaulic couplings. Highest grade wetted materials for maximum coolant compatibility and longevity.
- WARM WATER COOLING. Compatible with ASHRAE W+, allowing for energy-efficient free cooling, heat load optimization and opportunities for waste heat reuse.
