Insulated Wire Connectors Multi Splice Connector, 5 Pcs,4-14 Wire Range, Slotted Product Features Heavy Duty Insulation: wire connectors terminals are insulated with strong high dielectric rubber and vinyl coating for long term use, suitable for copper or aluminum conductors, and prevents oxide formation Simple to Use: dual entry insulated in line cable connectors can be easily reinserted for inspection and troubleshooting, quick and convenient to use Pre Filled: 2 wire cable connectors are pre filled with oxide inhibitors to withstand temperatures ranging from -49 to 194 degrees Fahrenheit; 600 Volt cable conductors are aluminum CU9AL dual rated for use with copper and aluminum wire for added safety Size and Specifications: the insulated wire connector kit has an external size of about 1.16 x 1.38 x 1.26 inches and accepts 4-14 wire range designs, slotted; Each connector is marked with the maximum length of the wire, so you don't have to worry about the wire connector fit, and you can fit one wire into each terminal, making it a must have in electrical tool box Distinctive Design: wide range of electrical connector: 750Kcmil-14, 600V, 90C, low temperature rating of -45C; The removable connector is suitable for daily use Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!