Whelen
Whelen 295SL Siren Control System

Economically priced full function siren plus radio repeat and public address. Operates up to two 100 watt speakers. Includes Hands-Free operation and Scan-Lock™ siren tones. Self-contained unit for under-dash mounting. Two models to choose from; hard-wired microphone or removeable microphone with a volume control knob.

Backward compatible to the original 295HF100 and WS2100 Series connector. You can turn the siren On, activate WAIL, YELP or PIERCER™ TONES and turn the unit Off from the horn ring. No more eyes off the road while fumbling for the siren controls with one hand!


  • 17 Scan-Lock™ Siren Tones to choose from (Pat. # RE38,795). The 295SL allows for user selectable siren tones via momentary recessed switch, located on the rear of the unit. Choose the placement of each siren tone on rotary knob for complete user customization.
  • Economical six function siren plus radio repeat and public address.
  • Model 295SL100 operates up to two 100-watt speakers.
  • "Hands-Free" operation. Turn On/Off and access all three siren tones (default Wail, Yelp and Piercer™) without taking hands from steering wheel Two manual functions allow for additional siren tone choices when you need it the most.
  • PTT (push to talk) switch on microphone overrides all siren functions.
  • Combination On/Off and horn ring transfer switch.
  • Pre-wired unidirectional microphone.
  • "Aux Enable" activates siren tones via input (slide switch, power controls or relay-to-ground connection).
  • Adjustable microphone and radio repeat volume controls.
  • Quick disconnect plug for ease of service or replacement.
  • Adjustable bail bracket allows the mounting of the siren in a variety of positions.
  • Backward compatible to the original 295HF100 and WS2100 Series connector.

295SL Siren Amplifiers (product brochure) 106 KB

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