Allanson 421-BT332 Transformer

The Allanson 421-BT332 is a heavy-duty universal ignition transformer engineered for high-performance oil burner applications. Operating on a 120Vac supply voltage, this unit delivers a consistent 10,000Vac secondary voltage with a 23mA current rating, ensuring reliable arc stabilization even in demanding environments. Designed with a mid-point ground configuration, it minimizes electromagnetic interference and enhances circuit safety. The integration of a Rajah connector HV terminal and an internal junction box simplifies field installation and provides secure high voltage transformer terminations. Its robust construction is specifically calibrated to withstand the thermal stresses of continuous operation, making it an ideal oil burner transformer replacement for various residential and commercial heating systems. This Allanson transformer is built to meet exact OEM specifications, providing technicians with a dependable solution for HVAC ignition system repair and long-term system maintenance.

• Universal Compatibility: Engineered as a versatile replacement ignition transformer for various burner models including Beckett and Carlin.
• Enhanced Durability: Features an internal junction box and rugged housing to protect internal components from moisture and vibration.
• Precision Output: Maintains a steady 10,000Vac secondary output for consistent electrode sparking and fuel ignition.
• Ease of Installation: Equipped with a Rajah connector for quick, secure high-voltage lead attachment.

Is the Allanson 421-BT332 compatible with different burner brands?
Yes, this is a universal ignition transformer designed to replace many standard 10kV units. Verification of mounting patterns and terminal types is recommended for specific fitment.

What is the purpose of the mid-point ground in this transformer?
A mid-point ground balances the voltage strain across the secondary windings, reducing the risk of insulation breakdown and improving the longevity of the electronic ignition components.

How do I connect the high voltage leads to this unit?
The unit features a standard Rajah connector, which is the industry standard for secure, snap-on high-voltage connections in oil heating applications.

Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.