System Sensor 2151

Category :

This smoke detector is fairly rare.

  • Brand
  • Model 2151
  • Manufacturer System Sensor
  • Type Smoke Detector (Photoelectric, 4-wire)
  • System Sensor 2151
  • System Sensor 2151
  • System Sensor 2151
  • System Sensor 2151
  • System Sensor 2151

Also in the collection
Wheelock MT4-24-LSM

Wheelock MT4-24-LSM

Category :
I believe that this is an early version of the MT series since it doesn’t have covers over the screw...
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