Key Technical Specifications: Horsepower: Approximately 10.4 HP. Cooling Capacity: Up to 125,000 BTU/hr. Refrigerant Type: Designed to work with R-407C, also compatible with R-22 and R-134a (when using appropriate POE oil). Voltage: Operates on a 3-phase system, with a voltage of 200-230V and a frequency of 60Hz.