Generic alternatives may lack the specific hydraulic-magnetic trip curve required to protect sensitive Carrier components

Key Benefits: Positive Shut-Off: Ensures 100% gas flow cessation when the system is not energized

breaking the circuit until the manual reset button is depressed

Enhanced Vibration Dampening: Balanced construction minimizes rotational oscillation

Lochinvar & A.O. Smith 100171926 Valve 319848-301 Generic alternatives may lack theThe Lochinvar & A. O. Smith 100171926 Gas Valve Kit (SBN1500) is a critical OEM replacement part designed for high input commercial boilers and water heaters. Engineered for precision gas flow regulation, this negative pressure regulated gas valve ensures the correct air to fuel ratio across the entire firing range. It is specifically calibrated for the SBN1500 model series, providing the necessary BTU input stability required for high efficiency