- Provides redundant or extenal power for HPE 2920 switch series products
- Uses same modular power supplies as the HPE 2920 switches
- Unit has three power supply slots for maximum configurability options
- In RPS mode can provide protection for 8 switches, with up to 3 internal supply failures
- In EPS mode can provide up to an additional 2100 watts of shared PoE+ power for up to 3 switches
The HPE 640 Redundant/External Power Supply Shelf is used with the HPE 2920 switch series to provide redundant power to back up internal power supplies in the switches, as well as provide external power for applications where additional power is required, as in PoE+ applications.