Synology

These small-scale NAS units hold one or two HDDs. While this does limit their storage capacity a little, it also keeps their size and cost down. There are options for personal and family home use with user-friendly set-ups as well as for business users in a small or home office environment with more advanced features and greater processing power. These units are not sold with hard disks so you'll need to add your own – it's best to get matching models and capacities, especially if you plan on using RAID.

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These medium-size NAS units hold three or four HDDs. Entry-level units are great for home users and prosumers with lots of HD media and other data that needs centralising, while more advanced units come with faster processors and more advanced security and RAID features for business and surveillance users. These units are not sold with hard disks so you'll need to add your own – it's best to get matching models and capacities, especially if you plan on using RAID.

If need more info to help you choose the right NAS, or you can't see the exact specification you'd like custom built NAS please click here.

These NAS units are the largest around, offering five HDD bays at a minimum and ten or more in many cases. They are typically geared towards advanced users who need plenty of storage space, and many are supplied in rackmount cases for use in industry and large-scale businesses. These units are not sold with hard disks so you'll need to add your own – it's best to get matching models and capacities, especially if you plan on using RAID.

If need more info to help you choose the right NAS, or you can't see the exact specification you'd like custom built NAS please click here.

These routers deploy the speed advantage gained by using the latest 802.11ac WiFi standard to make sure your home network is as fast as possible. These routers are some of the best-looking on the market, so it's worth exploring this category if you want a piece of hardware that'll look as good as it runs.

SODIMM memory is smaller than standard modules, and is used in laptops and mini-PCs. As long as you can access your system's memory slots, you can upgrade it. The kits here come in a range of speeds and capacities, so make sure your system is compatible with the memory you choose.

Mesh routers provide superior WiFi coverage than standard routers. They work by including multiple units, which you can place around your home or office. Each unit communicates with one another using a private radio channel, improving bandwidth and reliability.

NAS (network attached storage) device accessories, including drive bay adaptors, rack and rail mounting kits, power supplies and warranty extension programs. They tend to be suitable only for specific NAS units, so check yours is compatible.

A range of peripherals and addons to make the most of your CCTV system. Choose from a wide range of products including alarms, video recorders and cables.