3M™ Scotchlok™ Electrical Insulation Displacement Connector electrically connects a (tap) wire end to a through (run) wire, while insulating the connection. This connector is greased and provides a moisture-resistant connection. It is also flame retardant and is designed for tape and parallel splicing. It features a maximum insulation O.D. diameter of 0.120 inches (3.05 mm) and an operating temperature of 221 degrees Fahrenheit (105 degrees Celsius). The suggested application tool for the 3M™ Scotchlok™ Electrical Insulation Displacement Connector, 557, is 3M™ Scotchlok™ Crimping Tool, E-9BM.
