A rail temperature sensor (thermocouple) is provided. If this sensor is not installed, or is damaged (open), the system will continue to operate with sole control reverting to the 120 VAC control input signal. The rail temperature sensor is connected to the blue female connector coming out the left side of the control module.


  • Input power is 240 VAC @ 20 Amps AAR connection
  • Control on signal is a 120 VAC AAR connection
  • 3 – 3A AGC fuses protect the Control Module: 120/240 VAC, 240 VAC and Output 1
  • LED status indicators
  • Digital Rail Temperature Meter (when rail temperature probe is connected)
  • Meets or exceeds AAR / AREMA specifications
  • Panel-ready to mount in bungalow
  • Two-year warranty