The 1958509-1, a high-quality SPLICE featuring STRATO-THERM technology for reliable performance. Designed for seamless butt connections, this splice accommodates 4 AWG wires with a contact plating of Nickel, ensuring excellent conductivity. With a closed barrel construction, it offers enhanced durability. While not insulated, it is suitable for a wide range of applications. This product is RoHS compliant, making it a safe and environmentally friendly choice for your connectivity needs.