EST 757S2-15PS Another duplicate device. Brand EST/EdwardsModel 757S2-15PSManufacturer ESTType Alarm (Speaker/Strobe)
Honeywell HFS-P Category : HoneywellOddly enough, the model number on this particular smoke doesn’t fit the typical pattern for Honeywell devices.
Wheelock MB-G10-24-R Category : WheelockI’m missing this unit’s label, so that model number is only a guess. It’s probably right though.