Gardner Bender WingGard Assorted Wire Connector (Medium Yellow 18-10 AWG 9-Pack)
Color-coded connectors for copper-to-copper use with tight, square-wire spring for quick and secure connections. Tough thermoplastic shell shields against environmental extremes and resists chemical action from hydrocarbons, diluted acid, or alkaline solutions. Flame-retardant properties resist heat distortion up to 105 degrees Celsius. High-dielectric shell features deep skirt design to prevent exposure of bare wire.