The ILSCO CSWS-4/0-12 SureCrimp Lug Compression Connector is designed for reliable terminating connector applications. Manufactured from high-strength seamless copper tubing and electro-tin plated for corrosion resistance, this connector offers maximum conductivity and excellent crimping characteristics. It features a sight window for easy visual inspection of proper cable insertion and a chamfered barrel entry for simplified conductor insertion. Color-coded ink marking helps identify the correct compression die. Suitable for use in circuits rated 35 kV or less, this connector is UL Listed and CSA Certified, ensuring application versatility and compliance.This ILSCO SureCrimp Lug Compression Connector, model CSWS-4/0-12, is a 1-hole compression lug made of tin-plated copper. It is designed for flex copper conductors ranging from 1 to 4/0 AWG. The connector has a 1/2 inch stud size and a standard barrel type with a chamfered entry. Key dimensions include a tongue size of 1.25 inches L x 0.999 inches W x 0.141 inches THK, an overall length of 2.616 inches, a barrel ID of 0.546 inches, a barrel OD of 0.687 inches, a barrel length of 0.875 inches, a wire strip length of 0.937 inches, and a mounting hole size of 0.562 inches. The width of the connector is 0.999 inches. It is rated for 35 kV AC and operates at 90 degrees C. The connector is purple in color and meets California Proposition 65 standards.