Simplex 2098-9642 I do have two of these heads, but only one of the bases. Brand SimplexModel 2098-9642Manufacturer HochikiType Smoke Detector
Simplex 4251-30 Category : SimplexThe glass breaking handle on this station is getting pretty rusted.
Wheelock ET-1080-WS-24 Category : WheelockYou can’t really tell from the pictures, but the strobe is practically falling out of this particular unit.
Radionics D571S Category : OtherI always associate these re-branded Wheelock AS’s with Walmart. I’m sure others out there can also understand.