The Liebert PSI and Liebert PSI-XR 1000-3000VA are rackmount uninterruptible power supplies (UPS) delivering high-performance network power protection.

The Liebert PSI and Liebert PSI-XR provide compact, line-interactive UPS systems designed especially for IT applications such as network closets and small data centers. They provide reliable data center power protection for servers, critical nodes, network workstations, large network peripherals, network routers, bridges, hubs and other electronic equipment. Matching battery cabinets are available to extend the on-battery operating time.

Liebert PSI and Liebert PSI-XR are 2U-size line-interactive UPS available in 1000-, 1500-, 2200- and 3000-VA. Ratings in 120V and 230V models are also available.

• Liebert PSI-XR standard model may be rackmounted or set up in a tower configuration. The UPS includes data line surge protection, transient voltage surge protection, and optional communications for shutdown and reporting. The XR model offers extended battery runtime, with the addition of external battery cabinets. A rack mounting rail kit is included as standard.
• Liebert PSI-XR Network Solutions Package has the same features as the standard model, but comes equipped with a factory-installed Liebert IntelliSlot IS-WEBRT3 Web Card, and includes the necessary communications connection cables. The Network Solutions Package offers the industry's best value for a network-configured UPS in this class.
• Liebert PSI standard model is rack/tower configurable. The UPS includes data line surge protection, transient voltage surge protection, and optional communications for shutdown and reporting. The UPS offers 8 output receptacles. A rack mounting rail kit is included as standard. An external battery is not available.
• Liebert PSI Network Solutions Package has the same features as the standard model, but comes equipped with a factory-installed Liebert IntelliSlot IS-WEBRT3 Web Card, and includes the necessary communications connection cables. The Network Solutions Package offers the industry's best value for a network-configured UPS in this class.

Power Assurance Package – Liebert PSI 1000VA to 3000VA​: Provides Five-Year Comprehensive Protection simplifying IT support with factory authorized technicians to handle installation and lifecycle requirements while assuring critical power availability: On-site Installation, Start-up, & (opt.) Removal; On-Site Service Support – 7x24 Services Performed, 100% Labor/Travel & 100% Parts Coverage; 4 Hour Customer Response.​​​​​​

Flexibility

• Provides six to seven battery-backed outlets depending on model size, allowing additional equipment to be connected to the UPS via the 15, 20 or 30 Amp receptacles
• Configurable input voltage window allows the UPS to be properly matched to the incoming utility power
• Automatic Frequency Sensing allows the UPS to automatically adjust to the input frequency, 50Hz or 60Hz
• LED display panel rotates 90° to make the readout of the LED display easy to see in rack or tower position
• Optional External Battery Cabinets provide extended runtime for applications that require longer backup time

Higher Availability

• Provides network surge protection for equipment connected to the UPS via the RJ-45
• Offers multiple audible and visual alarms to immediately alert you to an input voltage fluctuation (buck/boost), output overload, low battery or replace battery condition
• Greater than five minutes of battery backup time at full load when utility fails
• Comprehensive analysis of the condition of the batteries within the UPS and will notify you when the internal batteries need to be replaced. The battery test feature can also be programmed for automatic operation using Liebert shutdown software
• Allows fast and easy maintenance with user-replaceable hot-swappable batteries
• Provides remote emergency power off for safe emergency shutdown

Lowest Total Cost Of Ownership

• 0.9 Output Power Factor provides more power for your protected load, and more energy efficient operation
• Offers the most competitive price in its class, when ordered as a Network Solutions Package with factory-installed Liebert IntelliSlot Web Card
• Ships with batteries connected and charged, reducing installation time and costs
• Protects your investment with a standard two-year warranty with paid shipping both ways. Also available with optional extensions of one year or three years

Ideally Suited For

• PCs
• Network workstations
• Servers
• Network closets
• Large network peripherals
• VoIP