Vertiv Liebert PSI5-1500MT120LIN 1500VA Lithium-Ion UPS
The Vertiv Liebert PSI5-1500MT120LIN is a compact 1500VA/1350W mini tower lithium-ion UPS engineered for critical equipment protection in distributed IT environments. This 120V uninterruptible power supply combines advanced battery technology with intelligent network management, delivering reliable backup power for servers, networking equipment, and mission-critical applications. With lithium-ion batteries that last up to three times longer than traditional VRLA alternatives, faster recharge cycles, and superior performance in high-temperature conditions, the PSI5-1500MT120LIN ensures your infrastructure stays protected without compromise.
Key Features
- 1500VA/1350W capacity with 120V input/output for distributed IT applications
- Lithium-ion battery technology with 3x longer lifespan than VRLA batteries
- Mini tower form factor for space-efficient deployment in compact environments
- Integrated network management card for remote monitoring and firmware updates
- Fast recharge capability and enhanced performance at elevated temperatures
- Automatic voltage regulation (AVR) for equipment protection
- Hot-swappable battery design for simplified maintenance
Technical Specifications
| Specification |
Details |
| Manufacturer |
Vertiv |
| Model |
PSI5-1500MT120LIN |
| Capacity |
1500VA / 1350W |
| Input Voltage |
120V AC |
| Output Voltage |
120V AC |
| Battery Type |
Lithium-Ion |
| Form Factor |
Mini Tower |
| Management |
Network Management Card (Remote Monitoring & Firmware Updates) |
| Battery Life |
Up to 3x longer than VRLA batteries |
| Temperature Performance |
Enhanced operation at higher temperatures |
Frequently Asked Questions
What is a lithium-ion UPS and why is it better than traditional UPS systems?
A lithium-ion UPS uses advanced battery chemistry to deliver superior performance compared to traditional VRLA (Valve-Regulated Lead-Acid) systems. The Vertiv PSI5-1500MT120LIN's lithium-ion batteries last up to three times longer, recharge faster, and maintain reliable operation in high-temperature environments—making them ideal for data centers and distributed IT infrastructure.
Is the PSI5-1500MT120LIN suitable for small server rooms?
Yes. The mini tower form factor of the PSI5-1500MT120LIN makes it perfect for space-constrained environments like small server rooms, network closets, and branch office deployments. Its compact design doesn't compromise on the 1500VA capacity needed to protect critical equipment.
Can I monitor and manage this UPS remotely?
Absolutely. The integrated network management card enables remote monitoring, status alerts, and firmware updates from anywhere. This feature simplifies IT operations and ensures your backup power system stays current with the latest security and performance enhancements.
How long will the lithium-ion battery last in the PSI5-1500MT120LIN?
Lithium-ion batteries in the PSI5-1500MT120LIN last significantly longer than traditional VRLA batteries—up to three times longer. Combined with faster recharge times and better high-temperature performance, you'll experience reduced total cost of ownership and fewer battery replacements over the UPS lifecycle.
