Lennox 17J57 Ignitor Els PW 17895 it should never be bypassed

it should never be bypassed

Zero-Leak Sealing: Critical for maintaining proper gas-to-air ratios and preventing carbon monoxide leakage

Johnson Controls T-4000-2642 Gold Plastic Cover

Engineered as the direct replacement for 42-24335-95

Lennox 17J57 Ignitor Els PW 17895 it should never be bypassedThe Lennox 17J57 Ignitor is a critical OEM replacement part engineered for high performance spark ignition in compatible residential gas furnaces. Also identified by part number 17J5701 and cross referenced as T6 2109, this component ensures consistent burner ignition across a variety of Lennox built systems, including models from Armstrong and Ducane. As an L style spark electrode, it features a 1 3 4 inch distance to the bend and a 2 3 4 inch total