Enhanced Reliability: Features internal pressure relief and thermal overload protection to prevent motor burnout

Easy Installation: Standard 2-wire spade terminal connection for immediate field replacement

breaking the circuit and terminating the heating cycle until the reset button is engaged

Common Questions Can I use a 1075 RPM motor to replace an 825 RPM motor

Rugged Construction: Durable cast iron valve body and die-cast aluminum spring case offer robust protection against environmental demands

Lochinvar & A.O. Smith 100109944 Ignition Board R-22 Enhanced Reliability: Features internal pressureThe Lochinvar & A. O. Smith 100109944 Ignition Board is a critical OEM replacement part engineered for high performance commercial gas water heaters. Designed for precision ignition control, this integrated circuit manages the HSI (Hot Surface Ignition) sequence, ensuring consistent flame sensing and gas valve timing for specific BTN and BTR 500 series units. As a verified factory replacement board, it eliminates the timing issues and terminal