High Laser Power Special Co2 Laser Cooler Water Chiller with Air Compressor, Constant Temperature. Small industrial circulating cooling laser cutting machine & laser chiller laser cutting equipment laser machine Model CW-5000AG CW-5000BG CW-5000AK CW-5000BK Voltage AC220~ 240V AC 208~ 230V AC220~ 240V AC208~ 230V Frequency 50Hz 60Hz 50Hz 60Hz Current 1.4~ 2.1 A 1.4~ 2.1A 1.4~ 2.1A 1.4~ 2.1A Cooling capacity 2361Btu/ h 1832Btu/ h 2361Btu/ h 1832Btu/ h Refrigerants R-134a R-134a R-134a R-134a Charge amount 338g 338g 338g 338g Max pump lift 6M 6M 100M 100M Machine weight 31Kg 31Kg 31Kg 31Kg Machine size 55 X 28 X 43 cm 55 X 28 X 43 cm 55 X 28 X 43 cm 55 X 28 X 43 cm Package size 72 X 44 X 62 cm 72 X 44 X 62 cm 72 X 44 X 62 cm 72 X 44 X 62 cm