The Rheem SP6379M Thermocouple is a 19-inch component designed for reliable temperature sensing in gas water heaters. This thermocouple is essential for ensuring safe operation by detecting the pilot flame and regulating gas flow. Constructed from high-quality materials, it offers excellent durability and performance. Its standard length allows for easy installation in various Rheem models, ensuring compatibility and compliance with safety standards. Ideal for both residential and commercial applications, this thermocouple is a critical component for maintaining efficient and safe water heating.