Store Sealed Crimp & Solder Connectors Store/Electrical Supplies/Heat Shrink Terminals/Sealed Crimp & Solder Connectors Sealed Crimp & Solder Connectors Sealed Crimp & Solder Connectors are crimped for mechanical reliability, soldered for superior strength and conductivity, and sealed for maximum durability. When there is no margin for error, choose Sealed Crimp & Solder Connectors