Gardner Bender WireGard yellow (GB-4) screw-on wire connectors are color-coded for quick identification and designed for copper-to-copper wire splicing. The square-wire spring design ensures tight, reliable connections, while the flame-retardant polypropylene shell provides excellent insulation and durability. The yellow GB-4 handles medium wire combinations up to 4 #14 conductors.

• Wire range: #18 to #10 AWG (copper to copper only)
• Square-wire zinc-plated steel spring for secure connections
• Flame-retardant polypropylene shell resists heat distortion up to 221 deg F
• Rated 600V max in building wire
• UL 486C Listed and CSA Certified
• 25 connectors per bag

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