A pure sine-wave signal will be a match for the AC mains power your PSU is expected from your mains. Essentially, your PC shouldn't know the difference between your UPS battery power and the power coming from the wall.
A pure sine-wave signal will be a match for the AC mains power your PSU is expected from your mains. Essentially, your PC shouldn't know the difference between your UPS battery power and the power coming from the wall.