Lochinvar & A.O. Smith 100210102 Limit Switch 320735-701 Durable Construction: High-grade materials resist

Durable Construction: High-grade materials resist corrosion and handle the high temperatures of discharge lines

Optimized Combustion: Precisely regulates the venturi effect to maintain the vacuum required for clean

By prioritizing preventative valve maintenance

making it an essential fail-safe for high-capacity systems

reducing diagnostic and installation labor

Lochinvar & A.O. Smith 100210102 Limit Switch 320735-701 Durable Construction: High-grade materials resistThe Lochinvar & A. O. Smith 100210102 Limit Switch is a critical safety component designed for high efficiency boilers and commercial water heaters. This OEM hi limit switch acts as a fail safe by monitoring internal temperatures and interrupting the power supply to the burner or fan if the system exceeds its safe operating ceiling, typically around 145 degrees depending on the specific series configuration. Engineered for high demand environments,