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Built-in reverse polarity and over-voltage protection
Extra-large 1-1/8" diameter by 2-1/2" long finned aluminum heatsink to provide effective cooling of the LEDs
The Whelen Avenger is one for the record books
Size with optional flange: 4" (102mm) H x 9-1/16" (230mm) W x 1-3/4" (44mm) D
Whelen 30 Watt Combination Siren Speaker 4200 Built-in reverse polarity and over-voltageHeavy duty, compact 30 watt amplified siren ideal for use on motorcycles, ATVs, snow mobiles, etc. Hands free operation lets you keep both hands steering while accessing warning tones. Choose from four modes of operation and ten tones. Features: Combination siren and speaker in a single compact unit. Hands free operation for Wail and Yelp tones. Air horn switch produces air horn as a main tone plus override tone. Two way "L" mounting bracket. Rugged