Tripp Lite POS Series 120V 500VA 300W Standby UPS Tower / USB Port / 6 Outlets - UPS - AC 120 V - 300 Watt - 500 VA - USB - output connectors: 6 - Walmart.com
SCHNEIDER BVS500I-GR 500VA/300W 230V UPS ~ Red Line Store
Amazon.com: APC by Schneider Electric BK500 500VA 300W UPS : Electronics
APC Back-UPS ES 500VA 300W 120V 6-Outlet UPS BE500U - No Battery 731304118541 | eBay
Amazon.com: Liebert PSA5 UPS - 500VA/300W 120V, Line Interactive, AVR, Mini Tower, 10 outlets, USB Charging, 3 Year Warranty, Uninterruptible Power Supply, Battery Backup With Surge Protection (PSA5-500MT120) : Electronics
Vertiv Liebert PSA5-500MT120, 500VA/300W 120V Uninterruptible Power Supply, 10 Outlets, USB Charging, Line Interactive, AVR, Battery Backup with Surge Protection - Newegg.com
Tripp Lite UPS 500VA 300W Battery Back Up Tower AVR 120V USB RJ11 RJ45 UPS 300 Watt 500 VA OMNI SMT500PNP - Corporate Armor