Today, McMurdo is synonymous with quality, reliability and innovation in the marine industry. From EPIRBs to AIS-based products to maritime radio and communications systems to a global service network, McMurdo has, for over 150 combined years, shaped the future of marine industry with commercial-grade GMDSS and leisure marine products and systems that keep those on the world’s waterways safe.


E5 SMARTFIND is a 406 MHz EPIRB designed to operate with the COSPAS-SARSAT international search and rescue system. Once removed from its CARRYSAFE mounting bracket the unit can be activated automatically by immersion in water, or manually by following the activation instructions printed on the unit. Available with a manual bracket or an automatic deployment housing, the Smartfind range meets the demands of recreational boaters and all classes of Commercial vessels alike. This stylish unit is available as a standard 406 MHz EPIRB or, for enhanced position location, with a built in high accuracy GPS.

  • Internationally Approved
  • Transmits on 406 and 121.5 MHz
  • Integrated GPS (G5 PLUS version)
  • Non hazardous battery for safe and easy
  • transportation
  • High brightness LED flashing locator light
  • 60 comprehensive diagnostic and self-tests during battery life
  • Once activated, will transmit for a minimum of 48 hours
  • 5 year battery life & 5 year warranty


*McMurdo s4 SART has been superseded by the new Mcmurdo S5A AIS SART Combo*

Stored in a quick release carry off bag, the rugged McMurdo SmartFind S5A AIS SART is buoyant and waterproof to a depth of 10m. When activated, the SmartFind S5A transmits an alert message along with your ID number and current GPS location which will trigger an alarm on all AIS equipped vessels within VHF range. The inbuilt GPS provides accurate location information to rescuers enabling them to quickly locate you. The non-hazardous battery has a six year storage life and enables the SmartFind S5A to transmit continuously for in excess of 96 hours.

The McMurdo SmartFind S5A AIS SART is easy to operate and deploy and the high visibility buoyant carry off bag can be wall mounted or packed inside the survival craft. It features a shoulder strap making it easy to carry in the event of an emergency evacuation.

  • Buoyant and waterproof to 10m
  • Compact, lightweight and rugged
  • Meets IMO and GMDSS standards
  • Over 96hrs continuous operation
  • LED indication of activation
  • Inbuilt test facility
  • Integral lanyard
  • Non hazardous battery
  • 6 year battery life