By replacing a sticking or malfunctioning defrost circuit board with this genuine OEM York replacement part

factory-set for a cut-in at 80 PSI and a cut-out at 100 PSI

As a direct equivalent to TRF2005 and TRF2005K

Integrated Overcurrent Protection: A factory-installed 3-amp fuse prevents board damage during short circuits or load spikes

Automatic Reset Logic: The 130-170F Auto Limit Switch re-engages the circuit automatically at 130°F

Fenwal 35-705501-505 Control Els PW 17895 By replacing a sticking orThe Fenwal 35 705501 505 is a robust 120VAC Direct Spark Ignition (DSI) control module engineered for high demand gas fired applications including commercial cooking equipment, boilers, and water heaters. As a veteran grade HVAC ignition module, it utilizes microprocessor based circuitry to provide precise, repeatable timing for critical combustion sequences. This specific configuration features a 10 second Trial for Ignition (TFI) and a 5 second pre