To fill this freezer you would need…
Maximum Racks per Freezer: 45 racks for Microtube Boxes
Maximum Microtube Boxes per Rack: 9 boxes
Maximum Microtube Boxes per Freezer: 405 boxes
Internal Freezer Dimensions: 55″ x 19″ x 20″ 139.7 x 48.3 x 50.8