Refurbished: APC Smart-UPS X SMX2000RMLV2UNC 2U Tower/Rack Mountable Line-interactive UPS - 2000 VA - 100-127 V - 1 x NEMA L5-20R, 3 x NEMA 5-15R, 3 x NEMA 5-20R - USB, RJ 45, RS-232 Serial - Newegg.com
Smart-UPS RT 1500/2000 UPS Users Manual - APC Media