Allanson Transformers 421-BT290 Transformer Els PW 17895 With adjustable anti-short cycle delay

With adjustable anti-short cycle delay and sensor offset capabilities

including the FR8

This genuine OEM replacement part is engineered for high-demand HVACR applications

designed specifically for high-reliability HVAC blower motor control

Direct OEM Fit: Ensures seamless compatibility with York chiller units

Allanson Transformers 421-BT290 Transformer Els PW 17895 With adjustable anti-short cycle delayThe Allanson 421 BT290 is a heavy duty universal ignition transformer engineered for high performance oil burner service and replacement applications. Operating on a 120Vac supply voltage, this unit delivers a consistent 10,000Vac secondary voltage at 23mA, ensuring reliable arc initiation even in demanding environments. Designed with a mid point ground and a durable internal junction box, it simplifies field wiring while maintaining electrical