absorption cold room Cold Storage for medical Large cold storage YOYCOOLWe provide Bitzer brand compressor units, range from 2Hp to 500Hp，suitable for medium, low and ultra-low temperature useage. our unit achieves the best performance due to strict production testing and commissioning before leaving the factory. On the construction site, according to the design requirements, it connects the pipeline and starts to use. It is applied to various refrigeration engineering. The general production period is 20-30 days.power：voltage 380-415V/3 phase/50Hz. Refrigerants:R404A/R507A.How much is it to build a small refrigeratory?