Key Benefits OEM Compatibility: Guaranteed fit for Reznor HVAC units

The 73K38 is a Direct Spark Ignitor (DSI)

Prevents galling and mechanical wear on higher-cost internal valve components

technicians should verify that the tank is fully pressurized and free of air pockets to avoid dry-firing the stainless steel heating element upon restoration of power

Berko 3900-2002-507 Motor Els PW 29614 Key Benefits OEM Compatibility: GuaranteedThe Berko 3900 2002 507 is a precision engineered OEM replacement fan motor designed for high performance operation in commercial unit heaters and cabinet unit heaters. Operating at 240 277V, this motor delivers a consistent 1550 RPM, ensuring optimal airflow and heat dissipation for Berko and Marley thermal systems. The Clockwise (CW) rotation is specifically calibrated for compatibility with standard blower wheel configurations found in the 3900