Allanson Transformers 421-BT387 Transformer Els PW 17895 Key Benefits OEM Precision: Includes

Key Benefits OEM Precision: Includes genuine Apollo/Conbraco parts to ensure exact tolerances and reliable sealing under vacuum conditions

this specific PCN (065204) is rated for HVAC 120V AC power only

The 594-221 is rated for water service

Its robust construction resists clogging from gas-borne particulates

The SEC99AD-36 (identical to the SEC99AD-36C) utilizing a 1/4" SAE female flare fitting at both ends

Allanson Transformers 421-BT387 Transformer Els PW 17895 Key Benefits OEM Precision: IncludesThe Allanson 421 BT387 is a heavy duty ferromagnetic ignition transformer designed for constant duty service in high demand oil heating systems. As a universal service replacement, this 120V oil burner transformer delivers a consistent 10,000V secondary output at 23mA, ensuring a stable arc for reliable ignition in residential and commercial applications. Engineered with a mid point ground and a double pole configuration, the 421 BT387 features a