It offers 600W of sustained power delivery instead of 900W, though that should still be enough for most systems. Just as importantly, this is a true sine wave UPS.

For about half the price, however, you can snag a lower capacity version of that same UPS. B&H Photo is selling CyberPower 1000VA (600W) CP1000PFCLCD for $100, after you virtually clip a $50 ...