The Eaton Relay Card-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.
| Ports & interfaces | |
| Output interface: | Serial |
| Serial ports quantity: | 1 |
| Design | |
| Internal: | ![]() |
| Product colour: | Multicolour |
| Operational conditions | |
| Operating temperature (T-T): | 0 - 40 °C |
| Operating relative humidity (H-H): | 5 - 95% |
| Weight & dimensions | |
| Width: | 66 mm |
| Depth: | 132 mm |
| Height: | 132 mm |
| Weight: | 70 g |
| Logistics data | |
| Harmonized System (HS) code: | 84733020 |
| Other features | |
| Connectivity technology: | Wired |
| Compatibility: | Eaton 5P, 5PX, 9SX, 9PX, 9E, 93PM, 93PS, 91PS, 93PS Marine |