5 Pcs Insulated Connectors, Black Multi Splice Connector, 3, 2-14 Wire Range Broedissy Insulated Connectors are made from strong aluminum, the black insulated multi cable connector is not only reliable but highly resistant to chemical and UV exposure. USE and DESCRIPTION - Those 3 wire ports connectors used for splicing cables and can be used to replace tradition split bolt splicing for a fraction of the cost in material, time, and labor. Easy re-entry for changes, inspection, or troubleshooting, the connectors are supplied with removable access plugs over the hex screws. INSULATION MATERIAL - Broedissy Products' Splice Connectors are insulated with heavy-duty high-dielectric rubber and a thick vinyl coating, Prevent electrical shorts and against shock risks more than Lever Wire Connectors Nuts. It also ensures a more reliable connection by protecting the connection points from moisture, dust, and chemicals. APPLICABLE SIZE AND SPECIFICATIONS- Broedissy insulated multi cable connector is designed with a large wire gauge port with range options, accepting a 2AWG to 14AWG multi cable connector with hex socket slot; Its compact size of 1.98 x 1.51 x 1.3 inches ensures it is not only portable but also easy to use PREFILLED CONNECTOR - Those black insulated connectors come pre filled with oxide inhibitors, making them capable of withstanding a temperature range between -49 to 194 F; This feature ensures they function reliably even in extreme weather conditions, maintaining your connections secure SINGLE SIDE ENTRY INSULATED - Designed for single-sided entry, these connectors simplify the process of connecting multiple wires. This design feature allows for quick and efficient installation, saving time and effort in wiring tasks. Makes them an excellent choice for professionals and DIYers alike.