HPR · High Power Rack
OCP's high-power Open Rack V3 profile. First-generation HPR shelves give about 33 kW (27.5 kW at N+1); the HPR V2 shelf spec (June 2026) gives 72 kW gross, 60 kW at N+1, in 1 OU.
Also written as: HPR V2
Current numbers
33 kWAdvanced Energy ORV3 HPR shelf at 50 V nominal: 33 kW N+0, 27.5 kW N+1, 16.5 kW N+N
72 kW (60 kW at N+1)OCP ORV3 HPR V2 shelf spec (Meta, 1.0.0): six 12 kW PSUs, 72 kW, 60 kW at N+1, 1 OU