We are world‘s undisputed market and technological leader for underwater locator beacons in the maritime sector.

Recommended by IMO: Regulatory transmission time of at least 90 days for underwater locator beacons.

Guaranteed compatibility with all VDR- and S/VDR data capsules.

UN3091/PI970 is applicable: The lithium content of all our batteries is less than 1 gram.

PT9 NINETY

On ships wich are built on or after July 1, 2014 ULBs must ensure a regulatory transmission time of at least 90 days. The answer: PT9 NINETY

PT9 C-PROOF

PT9 C-PROOF, the world‘s most widely-used underwater locator beacon on protective data capsules. Field approved and corrosion resistant.

PT9 Adaptors

The underwater locator beacons PT9 NINETY and PT9 C-PROOF are guaranteed to be compatible with all VDR- and S/VDR data capsules.

PT9 Battery

Quick and easy: Check the battery status and replace, if needed.

TAG2550

The TAG2550 is a smart and small battery-operated receiver designed to receive ultrasonic signals with a frequency between 25 and 50kHz.

Ulyser Maritime

The Ulyser is a battery-powered receiver for acoustic signals with a frequency of 5 to 50 kHz.