- Brand: DucaneBase Unit of Measure: EACooling Capacity: 3.0 Ton CoolingEER Efficiency: 11Efficiency: 14.0 SEERGross Weight: 332Heating Capacity: No Heating CapacityHeight: 42.5Length: 48.75Manufacturer Name: Allied Air EnterprisesVoltage: 208/230v 1ph 60 hzVolume: 1.93Width: 48