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Whelen Engineering Item# SK158Mfg# 295SLSA1

Whelen Engineering Diagnostic-Enabled Siren with Scan-Lock Tones


18 in stock, order soon - may take 1-2 additional days to ship 

Whelen Engineering Diagnostic-Enabled Siren with Scan-Lock Tones

This "Hands Free" siren lets you keep both hands on the wheel, both eyes on the road and access three siren tones and On/Off. Scan-Lock feature lets you choose from 17 siren tones to preset during siren installation.

  • Meets Class A requirements
  • Selectable 100 or 200 watt output.
  • Hands-free operation plus 17 Scan-Lock siren tones to choose from
  • User selectable siren tones at time of installation via a momentary switch located on the back of the unit secures siren tones for agency standarization
  • Customize the placement of each siren tone on the rotary knob
  • "Siren in use" icon driver
  • Faceplate volume control knob
  • Two manual functions allow for additional siren tone choices
  • PTT (push to talk) switch on microphone overrides all siren functions
  • Combination On/Off and horn ring transfer switch
  • Pre-wired unidirectional microphone
  • Optional plug-in microphone
  • Adjustable preset radio repeat volume
  • Input polarity protection
  • Output short circuit protection
  • External spade-type fuse
  • Bi-polarity horn/ring control activation
  • "Aux Enable" activates siren tones via input (slide switch, power controls or relay-to-ground connection)
  • Quick disconnect plug for ease of service or replacement
  • SI TEST®, fully diagnostic silent test of amplifier and speaker(s)
  • Adjustable intensity backlighting soft LED non-glare green
  • Adjustable bail bracket allows the mounting of the siren in a variety of positions
  • Complements all Whelen's under dash products
  • 12 VDC with hard-wired microphone
  • Five-year warranty on amplifier
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