Looking at the specifications, the APC Smart-UPS 1500 (SMT1500) sits in the middle of the Smart-UPS lineup, designed to protect maximum loads of up to 1000w, or 1440va.

APC Power Saving Back-UPS Pro 1500VA can purchase the APC Back-UPS Pro External Battery Pack for additional runtime. Additionally, there’s also a data port as well which uses a very uncommon RJ ...

We have an APC Smart-UPS 1500 ... today with my Belkin 1500va when I plugged in my iPhone to my Shuttle machine attached to it. I see a small static spark go from the USB cable to the metal ...