Description:HP E620 External Redundant Power Supply Manufacturer Part# J8696A Overview:HP's E620 external redundant power supply provides redundant system power and/or extra PoE power for up to two switches simultaneously. Specifications: CategoryHP Networking Sub-CategoryManaged Switch GenerationE620 Part NumberJ8696A Products ID457527 ManufacturerHP Application/UsagePower Supply Interface 10GBase-CX4 Ports2 x 10GBase-CX4 Form Factor1U height Output Power1440 W Input Frequency50 / 60 Hz Product Dimensions (WxHxD)15.4 in x 1.7 in x 17.4 in Manufacturers Specs