User talk:AlexHill06

To select a UPS you have to know what voltage you need by adding up the power consumption of all the devices that will be connected to the UPS. Then you also need to know how many UPS you need for your office or if you even need one in the first place.

https://www.pugetsystems.com/labs/support-hardware/How-To-Select-The-Right-Uninterruptible-Power-Supply-UPS-For-Your-Computer-1169/