Supco SIG102 Hot Surface Ignitor 321042-401 This OEM combustion air blower

This OEM combustion air blower

This makes it ideal for HVAC control systems with multiple solenoid valves or high-draw contactors

Ideal for W42 to W72 series wall-mount units

How do I wire the end switch for a boiler call

Supco SIG102 Hot Surface Ignitor 321042-401 This OEM combustion air blowerFor service technicians requiring a field proven ignition solution, the Supco SIG102 Round Hot Surface Ignitor provides a ruggedized, drop in replacement for the Intercity Products 1009980 and York 025 32625 000. Engineered with high density silicon carbide, this 120V component features a double helix spiral design that optimizes heat distribution, reaching the 1800F ignition threshold in less than 17 seconds. This design significantly reduces current