The SART (Search And Rescue Transponder) is designed to assist in the rescue and recovery of liferafts and survival craft. The SART is normally stowed in the liferaft ready for any emergency. Once the unit is turned on it sits in standby, conserving power until it is automatically activated by the signal sweep of an X-band Radar of a passing vessel. The radar will then instantly display a straight line of 12 dots on the radar screen. Identifying to the ships crew that there is a survival craft within 100metres of the last dot.The S4 Rescue has been designed for reliable operation in the toughest of marine environments, in accordance with IMO GMDSS requirements.
The new Smartfind S5 AIS SART meets IMO SOLAS requirements and is an alternative to a Radar SART. Smartfind S5 AIS SART transmits target survivor information including structured alert messages, GPS position information and serialised identity number. Once activated the Smartfind S5 AIS SART transmits continually for a minimum of 96 hours. An inbuilt GPS provides high speed position information to assist in quick recovery of survivors.