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Item #:
33111479
Vertiv Liebert PSI5 UPS 1000VA 900W 120V 1U Line Interactive AVR Rack Mount UPS 0.9 Power Factor
Item #:
33111479
XCD 1702
Price Details
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Order now and get it around Thursday, September 24
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Get similar features as a 2U battery backup in a compact 1U rack space.
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What Stands Out
Compact Design
The Vertiv Liebert PSI5 features a slim 1U rack mount design, optimizing space in server environments while still delivering powerful protection against power disturbances.
High Efficiency
With a power factor of 0.9, this UPS maximizes power usage, ensuring efficient energy consumption and reducing operational costs for businesses relying on critical equipment.
User-Friendly Management
Equipped with LCD displays and USB connectivity, it allows easy monitoring and management of power conditions, giving users real-time insights into performance and battery status.
Product Details
| Power rating | 1000 VA |
| Run time | 5 Minutes |
| Brand | Liebert |
| Features | Line Interactive |
| Battery capacity | 9000 mAh |
| Watts | 900 W |
| Form factor | Rackmount |
| Input voltage | 120 V |
| Output voltage | 100 V AC, 110 V AC, 115 V AC, 120 V AC, 125 V AC, 100 V |
| Volts | 75 V AC - 146 V AC, 120 V AC |
| Accessories | Rack Mount Ears, USB Cable, Safety Manual, Quick Installation Guide |
| Height | 5 in (12.7 cm) |
| Has written warranty | No |
| Color | Black |
| Model name | PSI |
| Weight | 45.86 lb (20.8 kg) |
| Count | 1 |
| Has nrtl listing certification | N |
Who Should Buy?
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Small Businesses
Ideal for small offices needing reliable power protection for servers and networking equipment against outages and surges.
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Data Centers
Perfect for data centers requiring a compact and efficient UPS for managing critical systems with adequate power supply.
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Home Offices
Home office users benefit from uninterrupted power to protect computers and peripherals, enhancing productivity during outages.
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High-Power Devices
Not suitable for devices requiring more than 900W, such as heavy-duty servers or high-performance workstations.
Product Description
Vertiv Liebert PSI5 UPS 1000VA 900W 120V 1U Line Interactive AVR Rack Mount UPS 0.9 Power Factor
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Customer Questions & Answers
-
Question:
What is the power capacity of this UPS?
Answer: The UPS has a power capacity of 1 kVA (900W). -
Question:
Can I monitor this UPS remotely?
Answer: Yes, you can add a communication card for remote monitoring. -
Question:
What is the size of this UPS?
Answer: It is a compact 1U rack-mounted UPS.
Liebert Surge Protectors & UPS Editorial Review
Vertiv Liebert PSI5 UPS 1000VA 900W 120V 1U Line Interactive AVR Rack Mount UPS 0.9 Power Factor PSI51000RM1201U is an impressive solution for protecting your equipment, featuring a power rating of 1000 VA and an efficient run time of up to 5 minutes. This line interactive UPS ensures consistent power supply with flexibility, supporting output voltages from 100 to 125 VAC. The included rack mount ears and USB cable make installation seamless, while its compact 1U form factor saves valuable space in your server setup. Users have praised its reliability in maintaining power during short outages, making it an excellent investment for critical systems.
Customer Reviews & Ratings
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Pros
- 1U Rackmount design saves space
- Easy installation with included accessories
- Reliable line interactive technology
- Supports multiple output voltage options
- Compact yet powerful 1000 VA capacity
Cons
- Limited run time of 5 minutes under load
Platform Trust & Buyer Confidence
JG
Jazz
Verified buyer
“Easy to use and always helpful and sorts any issues I've had past and present”
1 September 2026 · via Trustpilot
EK
Emmanuel
Verified buyer
“I always receive support when I engage customer service. Overall my experience with UBUY has been top notch. Keep up the good work.”
31 August 2026 · via Trustpilot
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fnd
Verified buyer
“The delivery was fast and the product came undamaged and authentic.”
29 August 2026 · via Trustpilot
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25 August 2026 · via Trustpilot
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Hengo
Verified buyer
“Fast, convenient and cheap. Great store!”
27 August 2026 · via Trustpilot
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Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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XCD 1702
Order now and get it around Thursday, September 24
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Features & Benefits
- 1 kVA UPS with Automatic Voltage Regulation for power stability.
- Compact 1U rack design saves valuable space.
- 0.9 output power factor for more usable power.
- Remote management capability with optional communication card.
- Five total outlets, including two programmable for critical loads.
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