Description
Lochinvar & A.O. Smith 100278114 DHW Sensor Overview
The Lochinvar & A.O. Smith 100278114 is an OEM Domestic Hot Water (DHW) sensor designed for use with compatible Lochinvar and A.O. Smith water heating systems. This replacement sensor monitors domestic hot water temperatures to help ensure accurate control, reliable system performance, and energy-efficient operation. Using a genuine OEM part guarantees proper fit and function, minimizing downtime and protecting your equipment investment.
Key Features
- OEM replacement DHW temperature sensor for Lochinvar and A.O. Smith water heaters and boilers
- Monitors domestic hot water temperature for precise system control
- Designed for direct OEM fit — no modifications required
- Helps maintain accurate temperature regulation and system efficiency
- Genuine manufacturer part for reliable, long-lasting performance
Applications
- Compatible with select Lochinvar and A.O. Smith water heating and hydronic systems
- Ideal for residential and light commercial DHW applications
- Suitable for use in boiler and water heater installations requiring DHW temperature sensing
Why Choose OEM?
Genuine OEM sensors like the 100278114 are engineered to exact manufacturer specifications, ensuring seamless integration with your existing controls and maximizing system reliability. Always verify compatibility with your specific model before installation.







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