Industrial-Grade Capacity: The 30VA rating provides ample overhead for standard HVACR control loads and igniters

ensuring the longevity of your pneumatic control lines

Designed for professional-tier reliability

this HVAC flame sensor is built to withstand the rigorous combustion environments of industrial and commercial Modine unit heaters

preventing common diagnostic codes caused by drifted thermistor values

Resideo Q3205U1107 Hot Surface Ignitor 321702-401 Industrial-Grade Capacity: The 30VA ratingThe Resideo Q3205U1107 GlowFly is a universal hot surface ignitor designed for 120V gas fired heating equipment. Engineered with high density silicon nitride, this heating element replacement provides superior physical durability compared to traditional silicon carbide ignitors, reducing breakage during installation and transit. As a universal HVAC ignitor, it functions as a direct drop in for over 110 OEM furnace models, simplifying truck stock and