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This component is essential for maintaining the safety sequence of operation in high-efficiency gas furnaces and preventing dangerous thermal overrides
preventing water ingress along the motor shaft that can lead to premature bearing failure or winding damage
specifically for Bard wall-mount units
System Efficiency: Prevents air loss in pneumatic lines
Resideo Q4100C9046 Hot Surface Ignitor This component is essential forHandle your next service call with the Resideo Q4100C9046, a field proven 120V silicon carbide hot surface igniter designed for maximum durability in gas fired furnaces and boilers. This high temp HSI replacement features a robust ceramic block rated for 392F (200C), ensuring stable performance in both natural gas and liquid propane (LP) applications. The 19 1 8" lead length provides ample slack for complex cabinet routing, while the stripped end
