To fill this freezer you would need…
Maximum Racks per Freezer: 60 racks for Microtube Boxes
Maximum Microtube Boxes per Rack: 9 boxes
Maximum Microtube Boxes per Freezer: 540 boxes
Internal Freezer Dimensions: 69″ x 20″ x 21″ 175.3 x 50.8 x 53.3