3M 512 Spring Connector, 20 to 8 AWG Wire, Nylon Housing Material, Red

3M™ electrical spring connector 512 is used to connect 2 or more copper conductors in a pigtail application. Its nylon construction provides a flame-retardant property to the connector, making it ideal for use in applications that require safety. The spring design allows them to spin on quickly and tighten down easily. 3M™ electrical spring connector 512 delivers uniform holding power for reliable electrical connections. Wings enable easy, high torque installation. The spring inside the connector has a durable steel construction with a corrosion-resistant coating. It offers enough space to accommodate a wide range of solid or stranded copper wires.