Vertiv Liebert PSI5 UPS – 1100VA Line Interactive, Rackmount, with NIC – 2U Tower/Rack Convertible – AVR – 4.5 Minute Stand-by PSI5-1100RT120N


SKU: PSI5-1100RT120N Category:


Vertiv Liebert PSI5 UPS – 1100VA Line Interactive, Rackmount, with NIC – 2U Tower/Rack Convertible – AVR – 4.5 Minute Stand-by

The Vertiv Liebert PSI5 UPS, 1100VA 990W, is designed to support and safeguard media closets, small racks, active power factor correction (PFC) power supplies, conventional power supplies and other critical electronics. This Smart UPS provides reliable protection from power disturbances for smart automation systems, computers, high-end gaming PCs/consoles, entertainment centers, cash registers and other equipment that is part of schools, healthcare facilities and other edge businesses. With up to 10 minutes of battery backup time at half load and 2 minutes at full load, this reliable system allows ample time for an orderly shutdown during a power outage. A rotating LCD display makes the readout easy to see in both rack and tower configurations providing real time information regarding the smart UPS status and operating conditions. Vertiv backs the Liebert PSI5 UPS with a 2-year, no hassle, advanced replacement warranty to ensure simple UPS replacement. Includes Liebert Network Communication Interface Card (IS-UNITY-SNMP)


  • CONTAINS IS-UNITY-SNMP: Web access, environmental sensor data, and third-party customer protocols for Vertiv equipment
  • 6 SURGE/BATTERY BACKUP OUTLETS: 6 battery backup/surge protection outlets, 2-year warranty, compact 2U rack mount/tower convertible configuration, and controllable outlet groups to allow load shedding on battery
  • 1 GROUP OF PROGRAMMABLE OUTLETS: Provides ability to cycle power remotely for connected equipment and turn off non-critical equipment to extend battery run time of critical load
  • AVR LINE INTERACTIVE: buck/boost Automatic Voltage Regulation (AVR) technology protects against utility power fluctuation without battery operation, prolonging battery life
  • ROTATABLE LCD DISPLAY: Allows users to view real-time conditions, alarm notices, and runtime informations; All Liebert UNITY network communications cards come integrated within the unit

Guides & Documents

Specifications are provided by the manufacturer. Refer to the manufacturer for additional explanations. Product may not be exactly as shown.

Status Indicators

    Rotating LCD Display:

    • UPS status
    • Operating conditions
    • Real-time conditions
    • Alarm notices
    • Runtime informations
Technical Information
Application/Usage Media Closet
Gaming Console
Entertainment Center
Electronic Device
Cash Register
Automation System
Power Supply
Rack Cabinet
Plug/Connector Type NEMA 5-15P
Receptacle Type NEMA 5-15R
Number of Battery & Surge Outlets 6
Receptacle Detail 6 x NEMA 5-15R
Country of Origin China
Battery Information
Backup/Run Time (Half Load) 10 Minute
Backup/Run Time (Full Load) 2 Minute
Physical Characteristics
Form Factor Rack/Tower
Rack Height 2U
Power Description
Input Voltage 120 V AC
120 V AC
General Information
Product Type Line-interactive UPS
Manufacturer Part Number PSI5-1100RT120N
Manufacturer Website Address
Manufacturer Vertiv
Product Name PSI5 1100VA Tower/Rack Convertible UPS
Product Series PSI5
Brand Name Liebert


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