The HPE 819842-B21 is an 800W Flex Slot -48VDC Hot-Plug Power Supply designed for use in HPE ProLiant Gen9 and Gen10 servers within telecom and carrier-grade environments. This unit operates on -48VDC input power, common in telecommunications infrastructure, and delivers reliable, energy-efficient performance in a compact, tool-less Flex Slot form factor.
TECHNICAL SPECIFICATIONS:
Model Number: 819842-B21 Power Output: 800 Watts Input Type: -48V DC (telecom-grade power input) Efficiency Rating: Up to 94% (high-efficiency design) Form Factor: HPE Flexible Slot (Flex Slot) Hot-Plug Support: Yes Compatibility: HPE ProLiant Gen9 and Gen10 servers Features: Tool-less installation, support for redundancy and load balancing, ideal for DC-powered data centers and telecom environments