These IDEAL 32 Red In-Sure 2-Port Connectors (10-Pack) feature UL 94V-2 flame-retardant shells rated at 221 degrees Fahrenheit. The connectors are UL 467 listed for grounding and bonding applications. Push-in wire connector to join and insulate 2 wires Use on bare copper wire Minimum capacity of 2 #20 wires Maximum capacity of 2 #12 wires Low insertion force for a fast and easy connection Compact size for easy installation Clear shell gives visual verification of your connection Includes 10 red connectors No-twist connection helps reduce repetitive motion fatigue UL 94V-2 flame-retardant shell rated at 221 degrees Fahrenheit UL listed to 486C UL 467 listed for grounding and bonding applications CSA certified to C22.2 #188 MFG Brand Name : Ideal MFG Model # : 30-1332S MFG Part # : 30-1332S