Allanson Transformers 2721-452 Transformer Els PW 17895 While designed for York units

While designed for York units

and RCC series heat pumps

The element type is typically etched onto the top of the power assembly

Is this compatible with multiple Utica or Dunkirk models

preventing high-amp draws and mechanical stress during startup

Allanson Transformers 2721-452 Transformer Els PW 17895 While designed for York unitsWhen you are troubleshooting an ignition failure on an ABC D & LC burner, the Allanson 2721 452 ignition transformer is the specific field replacement engineered for these high demand applications. This 120V primary, 10,000V secondary ferromagnetic unit delivers a consistent 23mA of ignition power, ensuring reliable fuel to air combustion even in cold start environments. Designed as part of the Small Can Series, it features a mid point ground