He recently converted a rack-mount uninterruptible power supply to feed a portion of ... (we’d assume this includes utilities like the refrigerator). One really great feature that the reused ...

Behind the fridge, under a counter top ... The concept will be familiar to anyone who's ever used an uninterruptible power ...

One answer is an uninterruptible power supply, but maintaining batteries is no fun. [Scott] wanted to do better, so he built a UPS using supercapacitors. A supercapacitor UPS is nearly ideal.