Check the listing for details. 3COM H3C AC-RPS1000-A3 Redundant Power System Module New Enterprise Class. Condition: New. Listed at 149.99 USD. Up for sale today we have a 3COM H3C Redundant Power Supply Module, P/N AC-RPS1000-A3. This item is new - please see photos for cosmetic condition. Here's some more information on this item: 3Com H3C Redundant Power Systems are enterprise-class power redundancy systems that work with many 3Com fixed-configuration switches. Redundant power systems (RPS) are an important element for enterprise networks to provide high network availability. RPS power is particularly important for voice-ready networks as an element to providing highest phone uptime. RPS 1000 PoE/non PoE redundancy with operation at -54V supporting multiple switches. This 1U high unit supports up to two power rectifiers and two power inputs for 1+1 power redundancy, and multiple power output connections to support multiple switch units at the same time. It supports switches with-54V redundant power connections with sufficient power for to fully power all PoE ports of a switch with full power redundancy. Shipping will be FREE with tracking number. We ship to the USA only. We ship out Tuesday through Saturday. Please see our store for lots of other items like this, and thank you for shopping with us. N1S1 Powered by SixBit's eCommerce Solution