Edwards 281B

Category :

This is a 135F fixed temp and rate of rise heat detector.

  • Brand
  • Model 281B
  • Manufacturer Edwards
  • Type Heat Detector
  • Edwards 281B
  • Edwards 281B
  • Edwards 281B
  • Edwards 281B
  • Edwards 281B

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Simplex 636-820

Simplex 636-820

Category :
This is the Simplex 4010 user interface which was taken out of a broken 4010.
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