Sonardyne BOP Deep Acoustic Remote Transceiver (DART). Three units available, new and unused.
Deep-rated Acoustic Remote Transceivers (DARTs) are part of the Blow Out Prevention (BOP) control subsea system. Housings are constructed from super duplex stainelss steel and depth rated to 4000 metres (12000 ft). Mounted on BOP, dual acoustic transceivers ensure reliable communications with the surface. Compatible with all makes of BOP.