[Discuss] APC Back-UPS ES 350

Alex Pennace alex at pennace.org
Sat Sep 10 23:57:21 EDT 2011


On Sat, Sep 10, 2011 at 11:24:05PM -0400, David Kramer wrote:
> Maybe it's the more inductive the load the worse it is, but computer
> power supplies have some pretty serious caps in them, so I don't know if
> that's true or not.

UPSes do care about apparent power (volt-amps versus watts). Modern
PC power supplies generally have good power factors, so that isn't
much of a concern.



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