Hitachi Ductable AC is available in 1.5 Tons, 2 Tons, 3 Tons, 5.5 Tons, 8.5 Tons, 11 Tons, 16.5 Tons. This range of air conditioners offer factory charged and tested refrigerant, ease of installation, ease of operations and safety features that are customized to best meet the consumers’ needs. Powerful (More Efficient) • Part Load Operation • Phase Starting of Compressor Comfort (Ease of Operation) • Wireless Remote. Proficient (Enhanced Performance) • Silent Operation • Factory Charged Refrigerant. Reliable (Higher Ambient Temperature) • Up to 52˚C. Safety (Safer Units) • Advanced Microprocessor Control. Flexibility (Design Convenience) • Flexibility in IDU Mounting • Compact Design.