Used 6 Ton Design Air International Chiller. Chills 100% Methyl Chloride from -27.4 degF to -32.8 deg F. Uses refrigerant R-22. Power 3/60/460V. Central 120-1-60. (2) compressors built by Carlyle Comp. Co. - (1) 25 hp Siemens-Allis 1750 rpm, 3/60/230/460V, model 5H40-149, s/n 1086500637, (1) 30 HP Siemens-Allis, 1750 rpm, 3/60/230/460V, Model# 5F60-149, S/N# 0586501736.