How to Choose the Right UPS for Your Business

Sudden power cuts and voltage spikes or drops are among the most common causes of damage to computers, servers and network equipment, not to mention lost data and downtime. A UPS (Uninterruptible Power Supply) gives your devices enough time to save work and shut down safely, and protects them from unstable power.

1. Calculate the load

Add up the power (in watts) of everything you will connect to the UPS: computers, monitors, switches, routers and so on. Then choose a unit rated at least 20–30% above that total so it doesn't run at full capacity all the time.

2. Decide how much backup time you need

Some offices only need a few minutes to save files and shut down, while servers and networks may need longer until power returns or a generator starts. Runtime depends on battery capacity, and some models accept external battery packs.

3. Pick the right UPS type

• Offline / Standby: suitable for basic home and office computers.
• Line-Interactive: includes automatic voltage regulation (AVR) and suits most offices and sites with unstable power.
• Online (Double Conversion): the highest level of protection, for servers, sensitive equipment and core networks.

4. Don't forget batteries and maintenance

Batteries are the most important part of a UPS and have a limited lifespan. Regular checks and timely battery replacement make sure the UPS actually works when you need it.

Compunet supplies UPS units, voltage stabilizers and batteries of all types, and helps you calculate your load and choose the right unit for your work.