CriticalTool delivers an advanced line of robust Signaling Devices including US Coast Guard-approved emergency whistles and air horns. Our available signaling devices are designed to successfully attract attention and assistance and are best for use in outdoor applications. Check out emergency whistles and air horns that are environmentally-friendly, non-flammable, and guaranteed compliant to USGC requirements for boats up to 65 feet.

      To know more about our collection of Signaling Devices, click on the product name below.   

 For further assistance, feel free to contact our safety supply experts through our live chat, our contact form, or by reaching us at  800-511-8652.

3 Products found
Result 1- 3 of 3
Multiple Options

  • 100% Ozone Safe
  • Non-flammable
  • Meets USCG requirements for boats up to 65 feet

# 976

  • SOLAS & USCG approved for day or night
  • 116 dB at 1 meter
  • Includes hanging lanyard

# 3000001265

  • For PFDs, immersion suits and life rafts
  • Complete with tether line
  • Meets 46CFR 94.42-5 and SOLAS requirements
  • Complies with USCG/SOLAS