Knowledge

An uninterruptible power supply (UPS) is your last line of defence against power outages, surges, and sags. But choosing the right UPS is not as simple as picking one off the shelf. This guide walks you through calculating your actual power requirements, understanding UPS types, and selecting a unit that will keep your systems running when the mains go down.

26 Feb 2026
10m
Knowledge

Never sure what that box of blinking lights actually does? This guide explains exactly what a network switch is, how it differs from a router, and which type you need — in plain English.

22 Feb 2026
5m