- Brand:Â DucaneBase Unit of Measure:Â EACooling Capacity:Â 3.5 Ton CoolingEfficiency:Â Not RatedGross Weight:Â 190Heating Capacity:Â No Heating CapacityHeight:Â 61Length:Â 24.5Manufacturer Name:Â Allied Air EnterprisesVoltage:Â 208/230v 1ph 60 hzVolume:Â 1.34Width:Â 31