Description
The Vertiv Liebert PSI5 1500VA Lithium-Ion Tower UPS delivers reliable, high-efficiency power protection for critical IT and network equipment. Designed for modern edge, network closet, and workstation environments, this line-interactive UPS features pure sine wave output and Automatic Voltage Regulation (AVR) to protect sensitive electronics from power disturbances without unnecessary battery usage.
Equipped with long-life lithium-ion batteries, the PSI5 reduces maintenance requirements while offering improved energy density and faster recharge times compared to traditional battery technologies. The included RDU120 network card enables advanced remote monitoring and management via SNMP, web interface, and environmental sensor support.
With a compact tower form factor, quiet operation, and user-selectable output settings, the Vertiv Liebert PSI5 1500VA UPS is an ideal solution for servers, networking hardware, storage systems, and mission-critical electronics requiring dependable backup power and intelligent management.
| Specification | Details |
|---|---|
| Manufacturer | Vertiv |
| Series | Liebert PSI5 |
| Model / SKU | PSI5-1500MT120LIN |
| UPS Topology | Line-Interactive |
| Form Factor | Tower |
| Power Capacity | 1500 VA / 1350 W |
| Input Voltage | 120 VAC |
| Input Voltage Range | Wide input voltage window with AVR |
| Output Voltage | User-selectable, factory default 120 VAC |
| Output Waveform | Pure Sine Wave |
| Battery Type | Lithium-Ion |
| Recharge Time | Faster recharge vs. traditional batteries |
| Network Management | RDU120 Network Card Included |
| Communication Interfaces | SNMP, Web Interface, USB |
| Outlet Configuration | Multiple battery-backed outlets |
| Transfer Time | Typical 4–6 ms |
| Audible Noise | Low-noise operation |
| Operating Temperature | 32°F to 104°F (0°C to 40°C) |
| Typical Applications | Network closets, servers, storage, VoIP, security systems |
| Installation | Plug-and-play tower deployment |
Payment & Security
Your payment information is processed securely, and we do not store credit card details or access your credit card information.
Return Policy (Short Summary)
We offer a 30-day return window for most unopened, factory-sealed items.
Returns must be authorized before shipping back and must include all original packaging and accessories. Opened or used items are not returnable unless defective.
Some products—such as custom orders, special-order items, audio gear, software, and LED video walls—are non-returnable. Non-defective returns may be subject to a 20–30% restocking fee, and customers are responsible for return shipping costs.
For damaged or incorrect items, please contact us immediately.
From Scope to Sign-Off
A structured delivery process designed to reduce risk and keep projects moving.
Plan
Discovery, site review, requirements gathering, and project alignment. We define scope, constraints, and success criteria before any design work begins.
- Discovery calls & stakeholder interviews
- On-site survey & infrastructure review
- Requirements & use-case documentation
- Project scope, timeline & milestone alignment
Engineer
System design, schematics, signal flow, BOM development, and documentation. Every project leaves this phase with a complete engineering package.
- AV system design & signal flow diagrams
- Equipment selection & BOM development
- Rack layout & control system design
- As-built documentation package
Deploy
Procurement, logistics, installation, programming, commissioning, and training. We own the delivery from first shipment to final handoff.
- Authorized procurement & logistics coordination
- Physical installation & cable management
- Control system programming & configuration
- Commissioning, testing & end-user training
Support
Monitoring, maintenance, lifecycle planning, and long-term service agreements. We stay engaged long after project close.
- 24/7 remote system monitoring
- Preventive & reactive maintenance
- Technology lifecycle & refresh planning
- Long-term service level agreements
A decade of delivery — trusted by 275+ clients across industries
