![Amazon.com: APC Back-UPS 650 VA Desktop UPS - 650 VA/390 W - Desktop - 3 Minute - 4 x NEMA 5-15R -, 4 x NEMA 5-15R : Electronics Amazon.com: APC Back-UPS 650 VA Desktop UPS - 650 VA/390 W - Desktop - 3 Minute - 4 x NEMA 5-15R -, 4 x NEMA 5-15R : Electronics](https://m.media-amazon.com/images/I/71xCl48NoOL.jpg)
Amazon.com: APC Back-UPS 650 VA Desktop UPS - 650 VA/390 W - Desktop - 3 Minute - 4 x NEMA 5-15R -, 4 x NEMA 5-15R : Electronics
Why are UPS for computes rated in VA instead of watts? All of my computer power supplies have very near 1.0 power factors. - Quora
![APC Back-UPS CS 500VA 500 VA 120 V AC - 3 Minute Stand-by Time - 3 x N – A. B. Computer Systems, Inc. APC Back-UPS CS 500VA 500 VA 120 V AC - 3 Minute Stand-by Time - 3 x N – A. B. Computer Systems, Inc.](https://cdn.shopify.com/s/files/1/0019/8669/1142/products/APCBack-UPS500_345x@2x.png?v=1548006024)
APC Back-UPS CS 500VA 500 VA 120 V AC - 3 Minute Stand-by Time - 3 x N – A. B. Computer Systems, Inc.
![Amazon.com: APC Back-UPS 650 VA Desktop UPS - 650 VA/390 W - Desktop - 3 Minute - 4 x NEMA 5-15R -, 4 x NEMA 5-15R : Electronics Amazon.com: APC Back-UPS 650 VA Desktop UPS - 650 VA/390 W - Desktop - 3 Minute - 4 x NEMA 5-15R -, 4 x NEMA 5-15R : Electronics](https://m.media-amazon.com/images/I/71xCl48NoOL._AC_UF1000,1000_QL80_.jpg)