Traditional Wire Nuts

Black Economy-grade PVC electrical tape roll for insulating and color-coding low-voltage wires, splices, and cable bundles in residential, commercial, or industrial electrical installations.

IDEAL 30-643J twist-on orange/blue wire nuts are sized for 22–12 AWG copper conductors, giving secure, reusable splices in residential and commercial wiring.

NSI WC-R-C red twist-on wire connector, similar to WC-R-B, with spring insert for secure copper wire splices in branch-circuit and lighting applications.

IDEAL 30-343 orange/blue Wire Nuts provide color-coded terminations for small-gauge conductors in lighting and control circuits.

NSI WC-O-C orange twist-on wire connector with steel spring, for common #14–#10 copper branch-circuit splices (per manufacturer range), high-dielectric shell for residential and light commercial use.

IDEAL 30-072 72B blue twist-on Wire Nut for general electrical splicing, color-coded for quick identification and supplied 100 per box.

IDEAL 30-076 76B red twist-on Wire Nuts for larger conductor combinations in branch-circuit and feeder splices, packaged 100 per box.

NSI WC-B-C blue twist-on wire connector with expanding spring, for larger copper conductor combinations within listed range, high-dielectric shell for power and lighting splices.

NSI WC-Y-C yellow twist-on wire connector with expanding spring, for larger copper combinations within listed range, used in junction boxes for multi-wire branch-circuit splices.

NSI WC-Y-B yellow twist-on wire connector with expanding spring, for larger copper combinations within listed range, used in junction boxes for multi-wire branch-circuit splices.