Description
Lochinvar & A.O. Smith 100208386 Pressure Switch Kit Overview
The Lochinvar & A.O. Smith 100208386 is an OEM replacement pressure switch kit rated at 2.25″ water column (wc). Designed as a direct factory replacement, this kit ensures your Lochinvar or A.O. Smith boiler or water heater operates safely and efficiently by accurately monitoring combustion air pressure and protecting the appliance against unsafe operating conditions.
Key Features
- OEM replacement pressure switch kit for Lochinvar and A.O. Smith equipment
- Rated set point: 2.25″ water column (wc)
- Monitors combustion air or flue pressure to ensure safe burner operation
- Helps prevent unsafe ignition if proper draft or airflow is not established
- Direct drop-in replacement for fast, straightforward installation
- Engineered to OEM specifications for reliable, long-term performance
Application
This pressure switch kit is intended for use with compatible Lochinvar and A.O. Smith boilers and water heaters. Always verify compatibility with your specific model number before installation. Consult the equipment’s service manual for proper wiring and mounting procedures.
Why Choose OEM Parts?
Using genuine OEM replacement components like the 100208386 ensures your equipment maintains factory performance standards, supports warranty compliance, and reduces the risk of callbacks or premature component failure.







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