- Brand:Â MitsubishiApplication:Â Heat PumpDimensions:Â 11-5/8" x 31-7/16" x 9-1/8"Electrical:Â 230/1Frequency:Â 60Liquid Line Size:Â 1/4"Phase:Â SingleRefrigerant:Â R410ASEER:Â 18Series-Brand:Â M-SeriesSuction Line Size:Â 3/8"Type:Â Indoor UnitVoltage:Â 208/230