The Easy-Twist C22-N-S 25-Count Pack of Nylon Closed-End Wire Connectors are designed for use on pre-insulated wires in the 22-18 AWG size range. They’re UL-certified as self-extinguishing and rated for a maximum temperature of 105˚ Celsius (221˚ Fahrenheit). The closed-end nylon connector features an internal metal crimp sleeve that can be tightened over twisted pre-insulated wires to form a safe and secure join. Their compact design is useful for applications in tight areas or anywhere else you need to connect wires.
