3M™ Highland™ Nylon Fully Insulated Butted Seam Male Disconnect offers superior holding force while allowing for quick and easy disconnect. The terminal has a fully insulated, nylon, butted-seam barrel. It withstands temperatures of -40 to 221 degrees F (-40 to 105 degrees C). Its electrolytic copper construction offers good conductivity and a tin-plated finish resists corrosion.