Vertiv Liebert PSI5-1100RT120N UPS Line-Interactive 1.1 kVA 990W

The Vertiv Liebert PSI5 series features a flexible design that supports multiple mounting options. It can function as a tower using MT models, be 1U rack mountable with 1U models, or configured as a self-standing tower or rack-mounted within a 2U space with RT models. This versatility ensures it fits both office and data center environments conveniently.

This UPS uses an advanced line-interactive design incorporating buck/boost Automatic Voltage Regulation (AVR). It protects your equipment by adjusting voltage fluctuations, boosting low voltage or reducing high voltage automatically. This reduces unnecessary battery use, extending the battery lifecycle and improving reliability.

With an output capacity of 1.1 kVA and power output of 990 watts, this UPS supports medium-load equipment efficiently. It provides six NEMA 5-15R AC outlets for your devices. Typical battery backup times are 4.5 minutes at full load and up to 13.5 minutes at half load, allowing safe shutdown or short outages handling.

The unit operates quietly at 45 dB noise level, suitable for office use. Designed to operate in temperatures from 0°C to 40°C and relative humidity between 20% and 90%, it ensures stable performance. This UPS meets UL 1778 safety standards, c-UL-us listing, and FCC Part 15 Class B emissions compliance for trusted quality.

• UPS Topology: Line-Interactive
• Output Power Capacity: 1.1 kVA
• Output Power: 990 W
• Waveform: Pure sine wave
• Input Voltage Range: 75 V to 146 V
• Output Voltage Range: 100 V to 125 V
• Power Factor: 0.9
• Noise Level: 45 dB
• Battery Technology: Sealed Lead Acid (VRLA)
• Number of AC Outlets: 6 NEMA 5-15R
• Operating Temperature: 0–40 °C
• Form Factor: Rackmount/Tower
• Rack Space: 2U

• Vertiv Liebert PSI5-1100RT120N UPS unit
• Power cable
• Rackmount mounting kit
• User manual