Edwards 892-1B Category : EST/Edwards The horn and the strobe can easily be separated on this alarm since they are not wired together.
EST SD-TRK4 Category : EST/EdwardsThis test switch is equipped with power, alarm, and trouble lights, and operates using an EST CAT 45 key.
Wheelock NS-24MCW Category : WheelockThis is just a standard red, two-wire NS with a multi-candelas strobe.
Notifier 34-24 Category : NotifierThis is basically just a Wheelock horn with a Notifer sticker slapped onto it.