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Lenovo RT1.5kVA 2U Rack or Tower UPS (200-240VAC)


55941KX (Lenovo / Server Accessory)

SKU: 55941KX Category:


The RT1.5kVA, RT2.2kVA, and RT3kVA 2U Rack or Tower Uninterruptible Power Supply (UPS) offerings provide extended power protection with increased efficiency and simplified power management to safeguard the high-availability of System x® and ThinkServer® server environments. With efficiency ratings of up to 99%, these compact 2U rack or tower designs can help reduce energy usage without compromising performance or reliability.

The 2U Rack or Tower UPS units can be installed in a data center rack cabinet or can be used as tower UPS units in office and distributed IT environments where extended power protection is required.

The RT1.5kVA, RT2.2kVA and RT3kVA 2U Rack or Tower UPS models offer the following features:

  • High-efficiency protection for more real power (Watts) in a compact tower or 2U rack design, which lowers power and cooling consumption
  • A graphical Liquid Crystal Display (LCD) that provides intuitive configuration, management, and monitoring capabilities in the different languages such as English, French, German, Spanish, Russian, Portuguese and Italian to reduce management complexity
  • Hot-swappable batteries for maximum uptime, availability, and ease of maintenance
  • Standard UPS Power Manager software that provides effective local or remote power monitoring and management for servers and virtual machines, and allows for graceful remote system shutdown
  • ABM technology that significantly extends battery service life and optimizes recharge time
  • Load segments for individual control of receptacle groups to manage sequential shut downs and start ups and reserve battery run time for the most critical equipment
  • Optional external battery modules (EBMs) that provide extra run time to critical systems during a prolonged power outage
  • An optional NMC for enhanced UPS monitoring and control over-the-network through a standard web browser
  • An optional EMP for thermal management requirements (temperature and humidity)
  • Dual channel communication through the USB or RS-232 port and an optional NMC at the same time to maximize communications flexibility
  • Remote flash upgradeable firmware for the UPS and NMC, which makes it an ideal solution for remote locations
  • An ROO/RPO port to control power of the UPS unit through a wired remote switch



Lenovo is a public company which is in the industry of computer hardware and electronics services. The company was founded in November 1, 1984 under the name Legend in Beijing China. The company has two headquarters, one located in Haidian District, Beijing, China and the other located in Morrisville, North Carolina, United States. Their website is The chairman and CEO of the company is Yang Yuanqing. The products which the company markets are smart phones, tablet computers, storage devices, television, printers, scanners, netbooks, desktops, servers, notebooks and peripherals. In the year 2016, Lenovo generated a revenue of US $44.91 billion but had a net income of US $-128.1 million in the same year. In that same year, 2016, they had a total number of 60,000 employees. The company’s parent company with 30% of its assets is Legend Holdings.