This cord is awesome! It;s heavy duty, and the 4 outlets have the sideways left plug end capability (20 Amp) which I need for an APC SmartUPS 2200 unit, which is a 20 amp surge protector. Remember, if you are running off of a generator, buy a battery backup unit, you do not want dirty power plugged into electronics. Anything that APC makes that is at least the 1500 model and up has Sinewave technology, which conditions electricity, and sends out clean, perfect voltage, not 1 amp too high, not onSee full review