Description
The Lochinvar & A.O. Smith 100208370 is an OEM replacement thermocouple designed to deliver dependable pilot flame sensing and safe gas valve operation in compatible Lochinvar and A.O. Smith heating appliances. Thermocouples are a critical safety component — they continuously monitor the pilot flame and signal the gas valve to remain open only when a flame is confirmed, helping prevent unburned gas from accumulating in your equipment.
Product Overview
This direct replacement thermocouple is engineered to meet the original equipment specifications for select Lochinvar and A.O. Smith water heaters and boilers. Using a genuine OEM part ensures proper fit, reliable performance, and helps maintain the safety and efficiency of your heating system.
Key Features
- OEM replacement thermocouple for Lochinvar and A.O. Smith equipment
- Provides accurate pilot flame sensing for safe gas valve control
- Helps prevent nuisance shutdowns caused by a failed or weak thermocouple
- Designed for direct drop-in replacement — no modifications required
- Supports proper system safety and reliable heating operation
Applications
- Compatible with select Lochinvar and A.O. Smith water heaters and boilers
- Ideal for service technicians performing routine maintenance or emergency repairs
- Suitable for residential and light commercial heating applications
Why Replace Your Thermocouple?
A worn or failed thermocouple is one of the most common causes of pilot outage issues. Symptoms include a pilot that won’t stay lit, repeated nuisance lockouts, or a gas valve that fails to open. Replacing the thermocouple with a genuine Lochinvar & A.O. Smith part restores proper flame sensing and gets your system back up and running quickly.
Ordering Information
- Brand: Lochinvar & A.O. Smith
- Part Number / SKU: 100208370
- Part Type: Thermocouple
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