What is the Accelsius NeuCool IR80?
NeuCool IR80 is an in-rack, two-phase direct-to-chip system for cooling central processing units and graphics processing units. A low-pressure dielectric refrigerant boils in processor-mounted “vaporator” plates, then returns to the in-rack unit to condense and circulate again. Accelsius rates direct liquid cooling at 80 kW or more per rack and total rack cooling at 100 kW; its sheet says the plates target all processor heat, estimated as 75–80% of server heat. The remaining load still needs air cooling. It also reports support above 4,500 W per socket, less than 1 kW of system power, N+1 power and pump redundancy, leak sensing, and several monitoring interfaces. These are vendor ratings, and the cited Equinix Ashburn installation is a co-innovation deployment rather than proof of fleet-wide production results. Compatibility is not generic. Ask for the exact plate, internal plumbing, firmware, and warranty approval for every server configuration, even where a processor family appears on the vendor list. Confirm rack width and depth, seven-rack-unit space, power voltage, heat-rejection interface, ambient air allowance, refrigerant service process, and data-center-infrastructure-management integration. Compare the quoted 80 kW at the project's facility-water temperature and failure state. The public sheet does not provide a full pump curve, refrigerant charge pressure, sound level, or field availability data. It also does not remove the need to plan condenser-side heat rejection and residual room cooling.