ElektraLink Sealed Solder Butt Splices are an excellent choice for professional electricians that require high quality electrical connections and wire splices. These butt splice and ring terminal kits have what you need and work great for your automotive electrical needs, or whichever application you choose. Each splice has just the right amount of solder to create a secure connection and an adhesive lined heat shrink tubing to seal it and provide protection against the elements.