For 10kW or smaller units

this DSI ignitor assembly features a high-grade ceramic insulator and a robust electrode designed to withstand the intense thermal cycling of residential and commercial HVAC ignition systems

you know that a compromised heat exchanger is a non-negotiable repair

snap-in fit to the existing unit wiring

Professionals favor the A72 series temperature controls for their rugged NEMA 1 enclosure and intuitive 3/4-inch conduit opening

Reznor 195047 Fan Guard R-134A For 10kW or smaller unitsThe Reznor 195047 Fan Guard is a critical safety and performance component designed specifically for secondary containment and accidental contact prevention in UDAP 75 and UDAS 75 gas fired unit heaters. Engineered for standard spacing requirements, this replacement fan motor guard ensures optimal airflow induction while shielding the rotating assembly from airborne debris and external obstructions. For veteran contractors performing annual