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
Weight & dimensions
Width	66 mm
Depth	132 mm
Height	132 mm
Weight	70 g
Operational conditions
Operating temperature (T-T)	0 - 40 °C
Operating relative humidity (H-H)	5 - 95%
Other features
Connectivity technology	Wired
Compatibility	Eaton 5P, 5PX, 9SX, 9PX, 9E, 93PM, 93PS, 91PS, 93PS Marine
Design
Internal	Y
Product colour	Multicolour
Logistics data
Harmonized System (HS) code	84733020