Burndy Dual-rated splicer reducer features aluminum construction with galvanic corrosion-resistant tin-plated finish. It measures 1-29/32-Inch x 3/4-Inch x 3/4-Inch. Reducer accommodates 12-1/0-AWG aluminum conductor and 12-1/0-AWG solid 14-1/0-AWG stranded copper conductor. Large screw diameters ensure greater surface contact with wires for maximum pullout force. Splicer reducer is UL listed, CSA certified and RoHS compliant.