Robertshaw 780-502 DSI Module Els PW 29614 Key Benefits High Flow Capacity:

Key Benefits High Flow Capacity: The 4

this differential pressure switch ensures the inducer motor is moving sufficient air to support safe ignition and operation

Simplified Serviceability: Designed for rapid field installation

the FS4-33 switch provides reliable mechanical switching with 7

eliminating ignition lockouts caused by drifted set points or diaphragm fatigue

Robertshaw 780-502 DSI Module Els PW 29614 Key Benefits High Flow Capacity:The Robertshaw 780 502 is a Universal Direct Spark Ignition (DSI) control module designed for single rod or dual rod sensing applications in natural and LP gas systems. This gas ignition control operates on 24V AC and provides a 4 second Trial For Ignition (TFI) with a single try lockout sequence. As a versatile non prepurge ignition module, it replaces hundreds of legacy Robertshaw and competitive models, including the DS845 and SP715 series. The