Description
OEM Honeywell Aube Electromechanical Relay with 120v 24v Transformer RC840T-120
This is a New OEM Honeywell/Aube Electromechanical Relay with built in transformer. It replaces the old part numbers listed below.
Function:
Relays are switches that open and close circuits electrically. In most HVAC equipment a low voltage coil relay (24 vac) is energized in order to open or close a higher voltage (usually 120-240) circuit.
Replaces Old Part #s:
RC840T-120
Repair Difficulty Level:
