Water Cooled Package Type A/C Units: Model SHKZR-26 SHKZR-35 SHKZR-45 SHKZR-58 CoolingCapacity(Btu/Ton) 9000Btu/0.75Ton 12000Btu/1Ton 16000Btu/1.3Ton 20000Btu/1.7Ton Power (V/Ph/Hz) 220V/1Ph/50Hz 220V/1Ph/50Hz 220V/1Ph/50Hz 220V/1Ph/50Hz Cooling Capacity(W) 2600 3500 4500 5800 RatedPower(W) 0.66 0.87 1.1 1.41 InputCurrent(A) 3.1 4 5.1 6.54 Heating Capacity(W) 2920 3960 5130 6750 RatedPower(W) 0.68 0.88 1.14 1.5 InputCurrent(A) 3.2 4.1 5.2 7 Controller Remote Remote Remote Remote Option Wired Controller Option Option Option Option Outer Static Pressure(Pa) 20 (30) Water Flow (m3/H) 0.58 0.72 0.92 1.25 Air Cycle Amount M3/H 520 715 910 1190 CFM 306 421 536 700 Noise (dB/A) 40 41 42 43 Net weight (Kg) 60 65 75 85 Compressor/Type/Quantity HITACH/Rotary/1 HITACH/Rotary/1 HITACH/Rotary/1 HITACH/Rotary/1 Refrigerant/charge weight(KG) R22/0.6 R22/0.8 R22/1.1 R22/1.3 WaterPipe Input/Output(mm) Rc3/4 (DN20) / R3/4 (DN20) Product Dimensions (L*D*H) 1050*500*280 1050*500*360 1050*500*420 1050*500*420 There are so many other models in our company such as with the cooling capacity of 25000Btu/2Ton, 30000Btu/2.5Ton, 36000Btu/3Ton, 43000Btu/3.6Ton, 50000Btu/4Ton, 60000Btu/5Ton, 72000Btu/6Ton, .... 240000Btu/20Ton, 320000Btu/27Ton, 430000Btu/36Ton, 530000Btu/44Ton, ..... etc., and some products can be manufactured according to customer's requirements.