Top Quality Copper Core - KELIN butt connector heat shrink kit, each connector is made of high-quality tinned copper tube, which ensures a firm connection, prevents short circuits, and will not loosen after long-term use. High water resistance of IP67, can be used for marine-level line equipment, resisting severe weather
Waterproof & Seamless Solder - These butt connectors are made from polyolefin, feature a dual wall design, with a shrinkable outer layer and an inner which will melt into place when heat is applied to create a strong, watertight seal. Widely used in large wire connection and marine grade connection
Durable & Long-lasting - Each wire connector with a thick tinned copper barrel that resists corrosion to hold the wire tight when crimped, to ensure a strong connection and brave all harsh climatic conditions and your wire will never slip out of the connector
Visual Wiring - Translucent polyolefin tubing allows direct visual inspection of wire connections. The cable size is printed on each terminal, in eye-catching colors for easy marking or identification of wire conditions
Easy to Use - This crimp heat shrink butt connectors is very easy to use. Firstly, use crimping pliers to put the connector and wire into the slot for crimping, then use a heat gun to heat the tube so that the inner adhesive melting until it wraps the wire tightly
Use and Warranty - KELIN wire connector kits are widely used in connection of holiday lights, boats, planes, trucks, tractors, RVs, motorcycle, fish finders and other wiring projects. We provide 30-day refund warranty under any product quality problem,12-month replacement warranty, provides you a 100% satisfaction shopping experience