APC by Schneider Electric Smart-UPS 500VA Rack-mountable UPS - 1U Rack-mountable - AVR - Simulated Sine Wave - USB - LED Display - 4 x NEMA 5-15R SC500RM1U 731304452447
Vertiv Liebert PSA 500VA UPS 230VAC (PSA500MT3-230U)500VA/300W5 Minute Full Load3 x IEC 320-C13Battery Backup System, 1 x IEC... PSA500MT3-230U - Corporate Armor
Line Interactive UPS 500VA DC 12V/24V to AC 110V/220V Low Frequency Inverter