Relay Interface Boards

Power switching relay board (24 VAC, 5 RELAYS), ET-788

ET-788

The ET-788 relay board is designed to convert 24VAC control signals to 240VAC dry contacts to operate 3-speed fans, compressors, heater relays, and other line voltage devices.

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+ - FEATURES Click to collapse
  • PCB relay design to reduce wiring and control panel size
  • Suitable for up to 5 control circuits
  • Separate terminals (10 & 11) for electrical heater airflow switch initiation
  • LED for power status indication
+ - SPECIFICATIONS Click to collapse
  • 24VAC coil voltage
  • 10 AMPS @ 240VAC relay contact rating
  • SPST, normally open contact
  • Dimensions: 2.75” x 3.50” x 0.75”
  • Board supplied with four panel-mounting studs

Power switching relay board (24 VAC, 5 RELAYS), ET-854

ET-854

The ET-854 relay board is designed to convert 24 and 240VAC control signals to 240VAC dry contacts to operate 3-speed fans, compressors, heater relays, and other line voltage devices.

buton download pdf buton download drawing buton download drawing
+ - FEATURES Click to collapse
  • PCB relay design to reduce wiring and control panel size
  • Suitable for up to 6 control circuits
+ - SPECIFICATIONS Click to collapse
  • 24VAC and 240VAC coil voltage
  • 5 AMPS @ 240VAC relay contact rating
  • SPDT, normally open contact
  • Dimensions: 3.25” x 4.65” x 0.75”
  • Board supplied with snap track for easy installation