Ideal 30-072 Wire Connector Blue, 72B Wire-Nut (Box of 100)

The wire-nuts are a common type of wire connector used to make a tight connection with little interference between two or more electrical wires in an electrical box.

Features:

• They are little round plastic caps twisted over the bare ends of wires to make tight connections. 
• The ideal Nut wire connector is rated for 300V maximum.
• Blue Wire Nut is a good choice for ballast wire connections.