Description
The Lochinvar & A.O. Smith 100208376 is an OEM replacement pressure switch engineered to deliver precise, dependable performance in compatible water heater and boiler applications. Designed to monitor draft pressure at a setpoint of .12″ water column (wc), this switch plays a critical role in the safe operation of the combustion system — confirming proper venting conditions before allowing burner ignition to proceed.
Key Features
- OEM replacement pressure switch for Lochinvar and A.O. Smith equipment
- Setpoint: .12″ water column (wc)
- Monitors flue/draft pressure to verify safe venting prior to ignition
- Helps prevent unsafe burner operation under improper draft conditions
- Direct-fit replacement for simplified installation and reduced downtime
- Built to OEM specifications for consistent, reliable performance
Application
This pressure switch is designed for use in Lochinvar and A.O. Smith residential and commercial water heating and boiler systems. It serves as a safety interlock within the ignition control circuit, ensuring the appliance only fires when adequate draft pressure is confirmed. Always verify compatibility with your specific model before installation.
Why Choose OEM Parts?
Using genuine OEM replacement components like the 100208376 ensures your equipment operates within manufacturer specifications, helping to maintain warranty coverage, system efficiency, and long-term reliability. Avoid costly callbacks and comebacks by installing the right part the first time.
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