1500 PCS Heat Shrink Butt Connectors,12-10 AWG,16-14 AWG,22-16 AWG Waterproof Electrical Insulated Crimp Wire Splice for Marine,Cable,Wiring,Rapid Connection,Comprehensive Sealed Protection. Seamless Tube Design: Butt connectors with heat shrink tightly lock the wires, suitable for various heavy-duty applications, achieving high current, low heat, ensuring firm crimping and good conductivity, and preventing short circuits. Leia Mais