Lochinvar & A.O. Smith 100110777 Thermostat

The Lochinvar & A.O. Smith 100110777 LP Gas Thermostat is a critical OEM replacement component engineered for high-performance propane-fired water heaters and boilers. Designed with the White Rodgers Intellivent control system, this LP gas thermostat features a 2.25-inch shank and is calibrated for precise thermal regulation up to 155°F. As a veteran-grade HVAC control valve, it integrates a sophisticated Intellivent gas control mechanism that monitors burner heat to modulate gas flow with high accuracy. This water heater thermostat is built for trade professionals who require a direct-fit solution to restore system efficiency and safety. It ensures a 100% gas shutoff in the event of pilot failure, providing essential protection for residential and commercial LP gas heating systems. By maintaining tight temperature differentials, this genuine OEM part prevents overheating and optimizes fuel consumption across compatible Lochinvar, A.O. Smith, and State units.

• Precise Thermal Control: Features the White Rodgers Intellivent system for accurate temperature sensing and modulation.
• Enhanced Safety: Includes a 100% gas shutoff feature that activates if the pilot flame is lost.
• Direct OEM Fit: Specifically designed for LP gas water heaters, replacing obsolete part numbers like 9005965005 and 184960-003.
• Durable Construction: Features a 2.25-inch shank designed to withstand high-cavitation environments.

Is this thermostat compatible with natural gas units?
No, the 100110777 is specifically calibrated for liquid propane (LP) systems. Installing an LP thermostat on a natural gas unit can cause serious safety hazards and improper combustion.

How do I verify if this part fits my water heater?
Check your unit’s model and serial number. This Lp Gas Thermostat is a direct replacement for specific Lochinvar and A.O. Smith models that utilize the Intellivent control platform.

What is the maximum temperature setting for this control?
This 100110777 thermostat is factory-set to regulate water temperatures up to a maximum of 155°F to balance comfort and safety.

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Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.