GBAuto Solder Seal Wire ConnectorYellow Solder Seal Heat Shrink Butt Connectors Terminals Electrical Waterproof Insulated Marine Automotive Copper 30PCS

No Crimping Required Much More Convenient Than The Old Way You have to use pliers and heat gun to finish the wire connect project when using the old style butt connectors, in this kinds of connector, you use heat gun then you can finish your project. It is much more convenient than the old way. Besides, you can also use them in hard to reach or limited space environments easily. Upgrade Overheat Resistant Material of The Shrink Wrap TubeIt is hard for beginners to control the heat shrink temperature when first to try these heat shrink wire connectors. Sometime, exorbitant temperature make the wrap tube melt but the solder ring still not melt, which result in failing to connect the wire. So, GB Auto upgrade and use special material in the transparent tube, which can prevent the tube melt when it increase to a high temperature in a short time. Waterproof Solder Seal Wire Connectors Specifications: Shrinkage ratio 2: 1 Dual-walled design tubing: polyolefin tubing on the outside and hot melt adhesive inside Color coded connector tubing Heat activated waterproof adhesive Low temperature solder sleeve Minimum shrink temperature: 80°C Minimum temperature for solder to melt: 138°C Reusable case included Package: 30 x Yellow Connectors: Diameter 6. 0 mm, Cable cross-section 4. 0-6. 0 mm² (A. W. G. : 12-10);