Description
The Lochinvar & A.O. Smith 100208400 is a direct OEM replacement pressure switch engineered to deliver accurate, dependable pressure monitoring and safety protection for compatible Lochinvar and A.O. Smith heating equipment.
Product Overview
Pressure switches are a critical safety component in boilers and water heaters, ensuring the system operates only when proper pressure or draft conditions are met. This OEM-matched replacement helps restore original equipment performance and maintain safe, efficient operation.
Key Features
- Direct OEM replacement for compatible Lochinvar and A.O. Smith heating systems
- Monitors system pressure to protect against unsafe operating conditions
- Designed for precise, reliable switching performance
- Helps maintain system efficiency and safety compliance
- Engineered to meet original equipment specifications
Application
- Compatible with select Lochinvar and A.O. Smith boilers and water heaters
- Ideal for service technicians performing OEM-quality repairs and maintenance
Why Choose OEM Replacement Parts?
Using genuine OEM replacement components like the 100208400 ensures your equipment operates as designed, reduces the risk of warranty issues, and provides peace of mind that safety-critical functions are maintained to factory standards.







Reviews
There are no reviews yet.