It's essential to log in to reply this concern. Start off inquiring for getting responses Should the UPS labored great in holding items driven up through outages, you don't have to be worried about the waveform concern or require a pricey pure sine wave UPS. – CharlieRB Commented Could https://conkeysbakery4948035.blognody.com/35593521/top-guidelines-of-ups-800va