- Brand:Â DucaneBase Unit of Measure:Â EACooling Capacity:Â 4.0 Ton CoolingEER Efficiency:Â 11Efficiency:Â 14.0 SEERGross Weight:Â 475Heating Capacity:Â 108,000 BtuhHeight:Â 46Length:Â 57.5Manufacturer Name:Â Allied Air EnterprisesVoltage:Â 208/230v 1ph 60 hzVolume:Â 2.28Width:Â 48