NETGEAR APS1000W-100AJS Modular 550W AC Power Supply (for M4300-28G-PoE+, M4300-52G-PoE+, RPS4000)
1000W Modular Power Supply Unit for RPS4000v2, M4300 series (PoE PB models), M6100 Switches
Provides a second power supply to M4300 series (1G PoE models), and additional power modules to M6100 Chassis Switches and RPS4000 external RPS/EPS unit.