Simplex 4904-9103 This is the ceiling-mount version of the Simplex 4904-9101 remote strobe. Brand SimplexModel 4904-9103Manufacturer SimplexType Alarm (Remote Strobe)
Edwards 270-GAO Category : EST/EdwardsThis is the original version of the 270-GAO. It is essentially the same as the newer version of the EST...
Wheelock NS-24MCW Category : WheelockThis is just a standard red, two-wire NS with a multi-candelas strobe.