Simplex 4904-9137

Category :

This is, in fact, a Simplex 4904-9137. It’s just missing its housing.

  • Brand
  • Model 4904-9137
  • Manufacturer Simplex
  • Type Alarm (Strobe)
  • Simplex 4904-9137
  • Simplex 4904-9137

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GE 521BXT

GE 521BXT

Category :
I think that this smoke detector might be intended for use in security systems.
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