System Sensor 5604 194F Fixed Temp Single-Circuit Mechanical Heat Detector is engineered for reliable fixed-temperature fire detection in high-temperature environments. Featuring a 194°F activation point, flexible mounting options, and clear visual identification markings, it provides dependable performance for a wide range of conventional fire alarm applications.

• Fixed 194°F temperature activation delivers reliable heat detection for areas requiring higher temperature thresholds
• Single-circuit mechanical design provides dependable operation in conventional fire alarm systems
• Compatible with single-gang, 3.5-inch and 4-inch octagonal, and 4-inch square back boxes with plaster ring
• Reversible mounting bracket supports both flush-mount and surface-mount installation configurations
• Post-activation indicator and clearly marked housing simplify detector identification, inspection, and maintenance