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Whelen Switches for the Whelen ALPHA Series Sirens or any other undercover units. These switches are even included in Whelens install diagrams for all Undercover Alpha Series Sirens. Make with a sturdy aluminum mounting plate for secure mounting. SWITCH OPTIONS - Choose your switch below Alpha 1 - Features single On/Off swtich with mounting panel Alpha 2 - Features single On/Off plus momentary switch for Air Horn. Alpha 3 - Features Tone 1 / Off / Tone 2 switch operation plus momentary switch for Air Horn. Alpha 4 - Features On/Off swtich, plus Tone 1 / Off / Tone 2 switch and momentary switch for Air Horn. |