Description
The Lochinvar & A.O. Smith 100208834 is a genuine OEM outdoor temperature sensor designed for use with compatible Lochinvar and A.O. Smith boiler and water heating systems. This sensor provides accurate real-time outdoor ambient temperature readings to the system control, enabling outdoor reset functionality that automatically adjusts supply water temperature based on outdoor conditions — improving comfort and maximizing system efficiency.
Key Features
- Genuine OEM replacement sensor for Lochinvar and A.O. Smith heating systems
- Enables outdoor reset control for improved energy efficiency and comfort
- Designed for accurate outdoor ambient temperature measurement
- Direct drop-in replacement for compatible models — no modifications required
- Durable construction suitable for exterior mounting and exposure to outdoor elements
- Integrates seamlessly with compatible Lochinvar and A.O. Smith system controls
Applications
- Lochinvar and A.O. Smith boilers and hydronic heating systems
- Outdoor reset control strategies for residential and light commercial applications
- Replacement of failed or degraded outdoor temperature sensing elements
Why Outdoor Reset Matters
Outdoor reset control uses real-time outdoor temperature data to modulate boiler supply water temperature, reducing energy consumption during mild weather and ensuring optimal comfort during cold snaps. Replacing a faulty outdoor sensor with a genuine OEM part like the 100208834 restores this functionality and helps maintain peak system performance.
Ordering Information
- SKU: 100208834
- Brand: Lochinvar & A.O. Smith
- Part Type: Outdoor Temperature Sensor







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