Mates with PM-8515P. Commercial Grade - Vinyl Armored Connectors Solid brass plug blades are firmly embedded in body. Terminal screw clamps are designed to contain wire and prevent binding. Terminal screws backed out - ready for wiring. Terminals in individual chambers to positively insulate conductors. Armored housing automatically grounded. Combination slot/Phillips head mounting and terminal screws ease installation with power screwdrivers. Coopr 2887.