Heat activated adhesive inside the heat shrink tubing seals the wires from any harsh environment. These crimp connectors will protect your wiring against strain and vibration. Unlike their vinyl and nylon counterparts, these wire crimp connectors are able to stand up to the harsh marine and automotive environments.
This is now in my must-have list. Great quality, work really well
Very sturdy connectors, well labeled and packaged.
Really good butt connectors. Been using for a while, great quality.