It is a drop-in replacement for the CS3AN series with the added benefit of superior thermal resistance

Does this drier replace the York S1-400001

The double diaphragm provides an internal safety mechanism and enhances the balanced valve effect

Utilizing a real OEM HVAC sensor ensures that your diagnostics remain accurate and your system maintains its designated energy efficiency ratios throughout the heating and cooling seasons

Allanson Transformers 2721-411 Transformer Els PW 17895 It is a drop-in replacementThe Allanson 2721 411 Ignition Transformer is a heavy duty oil burner transformer engineered for high demand residential and commercial heating applications. Specifically designed as a drop in OEM replacement for ABC and Sunray burner systems, this unit ensures reliable arc stabilization and consistent ignition cycles. Operating on a 120V AC primary supply, it generates a robust 10,000V secondary output at 23mA, providing the high voltage discharge