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The integrated thermostat and safety shut-off mechanism facilitate rapid response to temperature fluctuations
Durable Analog Construction: Built to withstand the humidity and vibration common in mechanical rooms and near pump manifolds
pressure-tight seal that simplifies probe installation in tight spaces while maintaining standard conductive level control integrity
Common Questions: What is the reset type for this model
Lochinvar & A.O. Smith 100111778 PCB Assembly 319847-401 The integrated thermostat and safetyThe Lochinvar & A. O. Smith 100111778 PCB Assembly is a direct replacement integrated control board designed for high efficiency commercial water heaters and boilers. This OEM control board serves as the primary logic processor, regulating ignition sequences, flame sensing, and temperature modulation to ensure precise thermal output. Engineered for rigorous duty cycles, the 100111778 circuit board utilizes a robust architecture to manage communication
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