APC UPS, 2000 VA Smart-UPS Sine Wave UPS Battery Backup with Extended Run Option, 2U Rackmount/Tower Convertible, Line-Interactive, 120V (SMX2000RMLV2U) - Newegg.com
APC UPS, 2000 VA Smart-UPS Sine Wave, Short Depth UPS Battery Backup with Extended Run Option, Network Management Card, Tower/4U Rack Convertible, Line-Interactive, 120V (SMX2000LVNC) - Newegg.com
User manual APC Smart-UPS RC 2000VA (English - 21 pages)
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
APC Smart-UPS C, Line Interactive, 2000VA, Rackmount 2U, 230V, 6x IEC C13 outlets, USB and Serial communication, AVR, Graphic LCD - SMC2000I-2U | APC Australia
APC Smart-UPS X 3000VA Rack/Tower LCD UPS Battery Backup 200-240V with Network Card (SMX3000HVNC) | Dell USA
APC Smart-UPS X 2200VA Rack/Tower LCD 200-240V | APCGuard.com
SMT3000RM2UC - APC Smart-UPS 3000VA LCD RM 2U 120V with SmartConnect - Custom Networks, Inc.