Our refurbished tape library inventory changes daily. If you are looking to buy a used tape library, turn to us. We can help you find the perfect solution for your business needs. We have HP, Dell, IBM, and Quantum tape libraries in all capacities. We carry refurbished Hewlett-Packard, Dell, IBM, and Quantum tape library systems. We also sell new hardware or host your current legacy system. Tape Library for short. A Tape Library takes cartridges into the library and feeds them to tape drives in a sequential manner providing backup to disk drives. The data is written on many tapes. These tapes are stored on shelves inside the library cabinet.