Eaton, Motor Guard Alarm, Input Voltage: 120 VAC .05A 50/60Hz, Control Input: N/C Contact, D.C. Test Output: 500VDC 200uA, Alarm Setpoint: 1.5 MEGOHM, Alarm Contact: 5 Amps @ 240 VAC or 28 VDC, Cat# MGRDGP500-E1
MGRDGP500-E1 Alarm by Eaton, Cutler-Hammer or Westinghouse