Weight (kg) : 120kg. K-8ft Trailer Refrigeration Unit. Model : K-8ft. Cooling Capacity : 2070W (0℃), 1132 (-20℃) Refrigerant R134a / R404a. K-10ft Trailer Refrigeration Unit. Cooling Capacity :0℃/+30℃ -18℃+30℃. Compressor :Model. Air volume :910m³/h.