Allanson Transformers 421-BT636 Transformer 30067439-890 Always cross-reference your specific valve

Always cross-reference your specific valve model number to ensure the regulator threading and orifice count match your manifold requirements

The 5/8" ODF solder connections feature solid copper ends for simplified brazing

Manual Reset Mechanism: Requires a physical inspection by a technician before the system can restart

This lead-free assembly

Allanson Transformers 421-BT636 Transformer 30067439-890 Always cross-reference your specific valveThe Allanson 421 BT636 is a heavy duty universal ignition transformer designed for reliable spark ignition in industrial and residential oil burners. Engineered with a 120Vac supply voltage and a 10,000Vac secondary voltage at 23mA, this unit ensures a consistent high voltage arc for efficient combustion. Featuring a mid point ground configuration, it provides stable electrical performance and reduced electromagnetic interference. As a direct