Description
The Lochinvar & A.O. Smith 100208180 is a genuine OEM rollout switch engineered to deliver critical safety protection for compatible Lochinvar and A.O. Smith heating appliances. Rollout switches are essential safety devices that detect abnormal flame rollout conditions — situations where burner flames extend beyond the combustion chamber — and immediately interrupt the heating cycle to prevent equipment damage, heat exchanger failure, or potential fire hazards.
Key Features
- Genuine OEM replacement part from Lochinvar & A.O. Smith
- Detects flame rollout and shuts down burner operation to protect equipment and occupants
- Direct drop-in replacement for compatible Lochinvar and A.O. Smith heating systems
- Helps maintain safe and code-compliant system operation
- Durable construction for long-lasting, dependable performance
Application
The 100208180 rollout switch is designed as a direct OEM replacement for select Lochinvar and A.O. Smith residential and commercial heating appliances. Always verify compatibility with your specific model before installation.
Why Choose OEM Parts?
Using genuine Lochinvar & A.O. Smith replacement parts ensures proper fit, function, and warranty compliance. OEM components are manufactured to the exact specifications of your original equipment, minimizing the risk of premature failure and callbacks.







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