Detailed Product Description -86 "C ULT(ultra low temperature) freezer wide range of capacity Temperature set range -40"C to -86"C Danfoss compressor -86 "C ULT(ultra low temperature) freezer 1. Advanced dual outer door design 2. 4 layers sealing strip applicable to the inner and outer doors 3. Unique VIP material technology for excellent heat insulation and space saving of the equipment 4. Double compressors cascade refrigeration technology, high efficient and reliable 5. microprocessor control 6.Danfoss compressor and German EBM fan for condenser 7. enviroment friendly CFC free insulation and refrigerant