The utility model discloses an industry disaster -tolerant backup cloud cabinet of large capacity, including the client unit, the client unit has interconnected network element through wireless connectivity, interconnection network element is connected with cloud storage server unit, stores management ware unit and core storage control interface chip unit through the electric conductor, core storage control interface chip unit still is connected with through the electric conductor and holds calamity platform unit, hold calamity platform unit including main with SCP system and reserve SCP system, and mainly be connected with first appearance calamity platform and second appearance calamity platform through the electric conductor respectively with SCP system and reserve SCP system. The utility model discloses a SAN technique and disk array play security and the dynamics of guaranteeing data transmission, have expanded storage space, and can play effective improvement compression efficiency through data compression memory system to obtain higher storage density, and have good appearance calamity nature, the better storage data accident that prevents is lost and is damaged.