This specific furnace pressure switch serves as a vital safety component

Key Benefits OEM Compatibility: Serves as the factory-spec direct cross of B1755920H for a seamless drop-in replacement

the SP12049D prevents unburned gas accumulation by confirming flame presence with rapid response times

it is well-suited for both suction and liquid line transitions in R-410A and other high-pressure HVACR systems

Industrial Durability: Encapsulated coil design protects internal windings against moisture ingress and vibration in heavy-duty commercial environments

Allanson Transformers 2714-633 Transformer R-410A This specific furnace pressure switchThe Allanson 2714 633 ignitor is a heavy duty oil burner transformer engineered for reliable ignition in industrial and commercial heating applications. Operating on a 120Vac supply voltage, this unit delivers a consistent 12,000Vac secondary voltage with a 20mA current rating, ensuring a stable arc even in demanding environments. Designed specifically as a replacement for Carlin burners, it features a side bracket mounting configuration and an