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Whelen GAMMA2 Self Contained Siren

Whelen GAMMA2 Siren 100 Watt Self-Contained Economical Siren. The GAMMA2 is a low cost siren that provides a wide range of features and meets SAE class A sound requirements and is California Title XIII Compliant.


• Meets SAE Class A sound requirements when used with most 100 watt speakers.
• Meets California Title XIII requirements.
• Twenty-three Scan-Lock
siren tones.
• Two On/Off 20 amp auxiliary rocker switches with LED “On” indicators, control auxiliary equipment (Beacons, Hide-A- Ways, etc.).
• Stand-by button provides Hands-Free operation/override from horn ring.
• Tone button activates Wail tone (may be programmed for other tones).
• Manual button generates a variety of tones as pre-selected by user, up to 3 tones.
• Horn button generates an Airhorn tone.
• Easy to install with standard bail-strap mounting bracket.
• Two year warranty.


Tone Off • Wail • Yelp • Hi/Low • Piercer • Yelp 249 • Warble • Whoop • Mechanical • Pulsed Airhorn • Airhorn Hi/Low • Alternate Wail • Alternate Yelp • Pulsed Piercer • Pulsed Yelp/Airhorn • Wail Coast • Wail Stop • Mechanical Coast • Mechanical Stop • Hi-Wail-Coast • Hi-Wail-Stop • Airhorn Hi • Airhorn Low