Description
Lochinvar & A.O. Smith 100327467 Outdoor Sensor High Limit Overview
The Lochinvar & A.O. Smith 100327467 is a genuine OEM outdoor sensor high limit designed to deliver accurate outdoor temperature monitoring and high-limit protection for compatible Lochinvar and A.O. Smith boiler and water heating systems. As a direct factory replacement part, it ensures your system operates within safe temperature thresholds, protecting equipment from overheating and extending overall system life.
Key Features
- Genuine OEM replacement part for Lochinvar and A.O. Smith systems
- Designed for outdoor temperature sensing and high-limit control applications
- Enables accurate outdoor reset functionality for improved system efficiency
- Helps protect boiler and water heating equipment from high-temperature conditions
- Direct drop-in replacement for simplified installation
- Built to meet original equipment specifications for reliable, long-term performance
Application
This outdoor sensor high limit is engineered for use with Lochinvar and A.O. Smith boilers and commercial water heating equipment. It plays a critical role in outdoor reset control strategies, allowing the system to modulate supply water temperature based on outdoor ambient conditions — improving comfort, reducing fuel consumption, and preventing unsafe high-limit conditions.
Why Choose OEM Parts?
Using genuine Lochinvar & A.O. Smith replacement components ensures compatibility, maintains system warranties, and delivers the performance consistency that aftermarket alternatives cannot always guarantee. The 100327467 outdoor sensor high limit is the correct factory-specified part for your system.
Product Details
- Brand: Lochinvar & A.O. Smith
- Part Number: 100327467
- Type: Outdoor Sensor High Limit
- Application: Boilers and commercial water heating systems







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