Easily achieve secure and efficient cable connections with our Copper Butt Splice. Designed for 400 kcmil cables, this long-barrel compression connector ensures a reliable fit for heavy-duty applications. Crafted from high-quality copper with a tin-plated finish, it guarantees excellent conductivity and corrosion resistance. Ideal for professional electricians and DIY enthusiasts alike, this essential component belongs in every toolbox. Upgrade your cable splicing game with our top-of-the-line compression connector.