Thermal Switch UL Square JB 4" Square Junction Box Rectorseal 66640

Rectorseal 66640

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Thermal Switch UL Square JB 4" Square Junction Box Rectorseal 66640TS300B Crown Engineering Thermal Switch UL for 4" Square Junction Box The TS300B Thermal Switch by Crown Engineering is a UL listed safety device designed for installation in 4 inch square junction boxes. It provides automatic thermal protection for fuel burner systems by disconnecting power when ambient temperatures exceed a critical threshold. Key Features: Thermal Activation: Automatically shuts off power at 165F, preventing overheating and fire