To fill this freezer you would need…
Maximum Racks per Freezer: 20 racks for Microtube Boxes
Maximum Microtube Boxes per Rack: 24 boxes
Maximum Microtube Boxes per Freezer: 480 boxes
Internal Freezer Dimensions: 23.5″W x 25″F-B x 50.5″H 597mm x 635mm x 1283mm