Technical compatibility includes specific 3/4-inch and 1-inch NPT valve bodies

Because this is an authentic OEM HVAC part

always verify the 1

or threading onto the rolled threads—eliminating the need for various adapter kits

Allanson Transformers 2744-668 Transformer 30067439-890 Technical compatibility includes specific 3/4-inchThe Allanson 2744 668 Ignition Transformer is a high performance 240V replacement ignition transformer engineered for reliable arc stabilization in commercial and industrial oil burner applications. Operating with a 10,000V secondary voltage and a 23mA output, this unit utilizes a mid point ground configuration to ensure balanced electrical stress across the secondary windings. Designed for precise oil burner ignition, the 2744 668 serves as a direct