The Eaton Relay Card-MS (RELAY-MS) enables automatic shutdown and network monitoring of UPS system status through a connected computer with a dedicated adapter that provides the essential dry-contact interface between an Eaton UPS and any relay-connected computer as well as a variety of industrial applications. The Relay Card-MS is compatible with all Eaton UPSs that have a Minislot. | 
 Price: $154.00 NOW: $136.71 Save: $17.29 |