terminals connectors wire cable mx150ltm sealed connectors the mx150l sealed connector system is a submersible environmentally sealed interconnection system designed to withstand harsh conditions it is shipped in one piece that includes all the seals as well as the housing and tpa terminal position assurance see picture this pre-assembled design is easy to use and because it requires no assembly of components lowers production costs all you need to do is insert a crimped terminal lead and place the tpa into its final lock position.the needle nose pliers can be used to unlock the tpa the mx150l ...