System Sensor 5602 194F Fixed Temperature Rate-of-Rise Single-Circuit Mechanical Heat Detector provides dependable thermal fire detection for property protection applications where smoke detection may not be suitable. Featuring a 194°F fixed temperature threshold with rate-of-rise activation, this mechanical heat detector delivers reliable performance while offering flexible installation options for a variety of environments.

• 194°F fixed temperature and rate-of-rise activation for dependable thermal fire detection
• Single-circuit mechanical heat detector designed for conventional fire alarm systems
• Reversible mounting bracket supports both flush-mount and surface-mount installations
• Compatible with single-gang, 3.5-inch and 4-inch octagonal, and 4-inch square back boxes with a square-to-round plaster ring
• Clear exterior markings help installers quickly identify detector type and temperature rating