300 wire connectors twist-on: kit contains 150 yellow WingTwist wire connectors that have a wire combination range of minimum 2 #18 to a maximum 3 #12 AWG and 150 red WingTwist minimum 2 #14 to maximum 5 #12 AWG copper wires, do not use on aluminum wiring

Ribbed flame-retardant shell design feels comfortable in electrician's hands when making electrical connections and tapered shape improves box fill capacity, expanding live-action, waxed, square-wire spring helps create dependable connections

Ergonomic design contoured wing design helps provide maximum torque while deep skirt helps protect against flash-over and accommodates a variety of wire combinations, copolymer shell provides flexibility improving the integrity of electrical connections

Specification: ideal electrical wire connectors tough, UL 94V-2 flame-retardant shell rated to 221 F, 600-Volt maximum for building wire and 1000-Volt signs and light fixtures, UL Listed 486 C and CSA certified CSA-C22.2 #188, RoHS compliant

Electrical wire accessory: wire connectors are used to provide a secure and low-impedance connection between two or more electrical wires within an electrical box

Zinc plated for superior corrosion resistance bites quickly and goes on smoothly

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