Description
Ensure dependable temperature based fire detection and overheat protection with the Fenwal 12 F27121 000 10 Detect A Fire 275°F Heat Detector — a precision thermal safety device designed for rugged industrial, commercial, and HVAC applications. Engineered by Fenwal, a recognized leader in fire safety components, this detector delivers rapid and reliable temperature sensing to trigger alarms or safety systems when conditions become hazardous.
Key Features
- Factory Preset 275°F Activation: Engineered to close its internal contacts when the ambient temperature reaches 275 °F (135 °C), making it ideal for early fire/overheat detection.
- Close On Rise Contact Action: Normally open (NO) design closes on temperature rise, ensuring accurate and consistent activation in alarm or shutdown circuits.
- Robust Construction: Built with a hermetically sealed stainless steel shell and brass hex head for long lasting durability in harsh environments.
- Repeatable & Self Resetting: No replacement elements — the unit resets automatically as temperatures fall, reducing maintenance costs.
- Wide Application Versatility: Ideal for fire suppression systems, industrial machinery protection, engine compartments, electrical panels, and other high risk areas requiring dependable thermal detection.






