System Sensor

1-Circuit 135DegF Fixed HeatDet NonRestore Lettered Wh

TSD# SYS5603
MFG# 5603
System Sensor


System Sensor’s 5603 mechanical heat detector offers a low-cost means for property protection against fire, and for non-life-safety installations where smoke detectors are inappropriate.

  • Single Circuit
  • 135°F Fixed Temperature
  • Installation flexibility. To satisfy a variety of installation needs, the 5600 series easily mounts to single-gang and octagonal back boxes.
  • Visual identification. The 5600 series provides clear markings on the exterior of the unit to ensure that the proper detector is being used.

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