Lochinvar & A.O. Smith 100111778 PCB Assembly 326058-756 The A-4000-120 is rated for

The A-4000-120 is rated for a maximum line pressure of 125 PSIG

What is the electrical capacity of the snap switches

Key Benefits Industrial-Grade Casting: Manufactured with heavy-gauge metal to withstand mechanical stress and protect commercial burner units

it ensures seamless mechanical and electrical integration into the safety chain

and pilot light for versatile mounting in various heater and oven configurations

Lochinvar & A.O. Smith 100111778 PCB Assembly 326058-756 The A-4000-120 is rated forThe 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