RCM4 Contact Closure Alarm Panel

Remote Alarm Monitoring of Critical Systems

The Liebert RCM4 contact monitor displays customized alarm indication for any dry contact input from data center cooling, power and UPS systems, including Liebert units. This remote system continuously surveys the most critical support equipment and instantly alerts users to alarm conditions. The unit monitors up to four digital inputs.

The Liebert RCM4 contact closure alarm panel monitors critical equipment and displays customized alarms at a single location.


  • Displays alarm indication for dry contact inputs
  • Monitors up to 4 inputs from any combination of sources
  • Communicates with Liebert SiteScan Web


  • Customized alarm messages are associated with each LED for quick identification of alarm conditions
  • Compatible with Liebert SiteScan Web monitoring system
Higher Availability
  • Automatic system reset when incoming alarms are corrected
  • Four point monitor for any combination of environmental, power, and UPS systems, or other dry contact inputs
Low Total Cost Of Ownership
  • Easily installed, with removable screw terminal connectors to simplify set-up of monitored points
Ideally Suited For
  • Leak detection units
  • Precision cooling units
  • Power systems
  • UPS systems