Reznor 159743 Gas Valve 322027-701 640 BTUH when operated at

640 BTUH when operated at 240V

a full replacement may be necessary

High-grade Buna-N (NBR) components provide excellent chemical resistance for standard media

A non-bleed TXV like the S1-4190 provides a positive shut-off when the system is off

It features a simplified two-connector design that streamlines installation in the field and reduces the long-term maintenance required by traditional mechanical relays

Reznor 159743 Gas Valve 322027-701 640 BTUH when operated atThe Reznor 159743 Gas Valve is a critical OEM replacement part designed for high performance gas flow regulation in commercial and industrial unit heaters. As a Dual Combination Gas Valve (often cross referenced with the White Rodgers 36G series), this 1 2 inch NPT component is engineered for direct spark ignition (DSI) and hot surface ignition (HSI) systems. This single stage valve facilitates a fast opening sequence, ensuring reliable combustion for