Guchen Thermo TR-300T cargo van refrigeration unit is vehicle engine driven unit, which is used for 10~22m³ medium or big van box. With R404a refrigerant, this cargo van refrigeration unit cooling capacity is up to up to 3010W, which can keep temperature in box at -20℃ to 30℃ to transport chilled or deep frozen foods.

http://www.guchenthermo.com/products/van-refrigeration-units/tr-300t-van-freezer-units.html