3M™ Scotchlok™ color coded male female disconnect terminal provides permanent electrical and mechanical connection to a pre stripped end of a stranded copper wire. It is 300V rated for building wire. The terminal has a butted seam barrel that is covered by a funnel designed, seamless brass sleeve to guide the wire into position. It has an abrasion-resistant, flared, vinyl sleeve insulation to ensure easy crimping and the terminal withstands temperatures of -40 to 221 deg f (-40 to 105 deg C).