Second Hand NAS
Pick out from many of the great second hand NAS storage systems available to buy from sellers around the country. These network attached storage devices come in different brands, models and with differing amounts of bays and storage capacity depending on your needs!
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 | Synology DiskStation DS215J 3.5" 2-Bay Desktop NAS Enclosure No drives included, but PSU included. Good overall condition. | £49.99 or make offer £5.15 delivery |
 | QNAP TS-421 4 x bay NAS inc power supply & 2x spare sleds. reset & fully working QNAP TS-421 NAS Enclosure – Fully Working – No Hard Drives Fully working QNAP TS-421 4-bay NAS enclosure. The unit has been used in a... | £99.50 or make offer £6.65 delivery |
 | Synology DiskStation DS411j 4-bay NAS + 1 x SSD, power supply & ethernet cable Working great with a Samsung 120GB SSD installed. | £65.00 Free delivery |
 | Netgear ReadyNAS RNDU4000 4-Bay NAS Without Drives The Netgear ReadyNAS RNDU4000 4-Bay NAS is a high-quality external drive unit designed for PCs. With its silver colour and sleek design, this NAS offers... | £78.70 or make offer £5.21 delivery |
 | WD My Cloud Home Duo 4TB - Home NAS Cloud Server WD My Cloud Home Duo 4TB. The item is complete and in fully working condition. The only sign of wear is yellowing to the plastic... | £104.70 or make offer £3.38 delivery |
 | Synology Diskstation DS1813+ 8 Bay Desktop NAS The Synology Diskstation DS1813+ is a high-capacity 8 bay desktop NAS designed for networking and storage needs. Made in Taiwan, this sleek black device offers... | £208.70 or make offer £8.41 delivery |
 | Synology DX513 5 Bay Desktop Network Attached Storage (NAS) Expansion Unit Synology NAS expansion unit that I have been using with a DS1813+ since purchase (DS1813+ and backup drives listed separated). Unit works well and in... | £177.50 or make offer £5.88 delivery |
 | Netgear ReadyNAS Ultra 4 RNDU4000 4-Bay NAS Without Drives ReadyNAS Ultra 4 (RNDU4000) including 4x empty drive caddies plus screws for mounting the disks (no hard drives included). | £99.50 £6.65 delivery |
 | QNAP TS-251+ 2-Bay Desktop NAS: 16GB RAM, Updated 2026 firmware 5.2.9 #2 QNAP // 2-Bay Desktop NAS // Diskless. QNAP TS-251+16GB RAM. 1× QNAP TS-251+ unit (16GB RAM installed). Add your drives, power it on, and you're... | £225.00 £5.88 delivery |
 | Synology RS816 4 bay Rackmount NAS Synology RS816 Rack Mount NAS. Compact size (12" deep) supplied with 500Gb WD drive. Expandable up to 8 drives using the Synology RX415 expansion unit.... | £182.70 or make offer Free delivery |