This 3-pole contactor breaks all three lines of a three-phase power supply simultaneously

2B best suited for

Whether you are replacing a worn 4F type coil or performing a new installation

Operating a furnace with a bypassed York limit switch is a significant fire hazard and can lead to permanent heat exchanger failure

Built with a robust zinc body and Buna-N seals

Williams 9307 Kit 323055-751 This 3-pole contactor breaks allThe Williams 9307 Thin Wall Collar Kit is an essential component for technicians installing Williams Direct Vent Wall Furnaces in structures with external wall thicknesses between 1 and 5 inches. This technical assembly adds 4 inches to the effective wall profile, ensuring the external vent cap achieves the required 1 1 4 inch engagement with the air inlet and flue tubes to maintain a sealed combustion system. Constructed from heavy duty galvanized