these are technically identical part numbers

Technical performance should always be verified against the specific unit wiring diagram

What causes a 270-degree rollout switch to trip

using a genuine Honeywell actuator spring prevents common issues like hysteresis or insufficient close-off pressure

Reznor 195645 Fan Blade Els PW 17895 these are technically identical partThe Reznor 195645 Fan Blade is a critical OEM replacement component engineered for precision airflow in UDX, UDAP, and UDAS 45 gas fired unit heaters. Designed for high performance circulation, this 10 inch diameter fan features a 5 blade configuration to maintain the specific static pressure requirements of industrial and commercial heating systems. The counterclockwise (CCW) rotation is calibrated for factory specified blower motor assemblies,