Dependability at every level SubConn Inc. and The MacArtney Underwater Technology Group have been supplying the world's leading range of underwater pluggable electrical connectors to the demanding underwater industry for over 30 years. The SubConn range has been developed over the years to meet the needs of our global customers from shallow water use to full ocean depth rating.  We pride ourselves on manufacturing and delivering industry standard, reliable and affordable connectors and cables, supported internationally by the MacArtney Underwater Technology Group.  Our globally trusted range of SubConn connectors is continually being tested and reviewed to ensure the highest quality and suitability to the underwater and offshore market. Our range is regularly extended to meet new individual or industry requirements.