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Liebert PST5-500MT120 PST5-500MT120500VA/300W Desktop UPS - 8 Outlets - 120V - Simulated Sine Wave - 3-Year Warranty

SKU: PST5-500MT120
UPC: 812105029103
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MSRP: $135.95
$124.95
Save: $11.00 (8.09%)
Warranty Information: 3 Year
Condition: New
Width: 30.48 (cm)
Height: 9.70 (cm)
Depth: 15.85 (cm)

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Product Features

Description

Product Overview

The Liebert PST5-500MT120 is a 500VA/300W desktop uninterruptible power supply (UPS) designed to deliver reliable battery backup and surge protection for critical electronics. This compact unit safeguards equipment from power outages, surges, and spikes, ensuring operational continuity and data integrity.

Featuring eight NEMA 5-15R outlets—four with battery backup and surge protection, and four with surge protection only—it accommodates a variety of devices, including two widely spaced outlets for transformer-block plugs. The UPS provides simulated sine wave output, suitable for most desktop computers, workstations, and networking gear, and includes RJ-45 dataline protection to shield connected network equipment from surges.

This section brings together practical product details such as Plug/Connector Type, Receptacle Type, Receptacle Detail, Load Capacity (VA), so buyers can judge configuration, deployment fit, and day-to-day suitability with less guesswork.

Power
500 VA
Power Capacity
120 V ACDesktop
Power Capacity
Load Capacity (VA)500 VA
Load Capacity (Watt)300 W
Input Voltage120 V AC
Battery & Runtime
Backup Time (Full Load)3 Minute
Backup Time (Half Load)9 Minute
Transfer Time8 ms
Connectivity & Protection
Outlets8 x NEMA 5-15R
Dataline ProtectionRJ-45
Network (RJ-45)Yes
Physical & Compliance
Form FactorDesktop
Product ColorBlack
Energy StarYes

Technical Overview

This standby UPS operates with a single-phase input voltage of 120V AC, supporting a range from 90V to 145V AC for tolerance to minor fluctuations. Output is stabilized at 120V AC with a simulated sine wave, compatible with active PFC power supplies commonly found in modern electronics. The unit transfers to battery power within 8 milliseconds during an outage, minimizing disruption to connected devices.

Power management is enhanced with LED status indicators for at-a-glance monitoring of operational conditions. A built-in circuit breaker adds an extra layer of protection against overloads. The UPS does not include USB connectivity but supports network communication via RJ-45 for integration with management software, enabling notifications and controlled shutdowns.

This section brings together practical product details such as Plug/Connector Type, Receptacle Type, Receptacle Detail, Load Capacity (VA), so buyers can judge configuration, deployment fit, and day-to-day suitability with less guesswork.

Input Voltage Range90-145V AC
Output Voltage120V AC
Waveform TypeSimulated Sine Wave
Single PhaseCircuit BreakerLED Indicators

Key Product Advantages

The Liebert PST5-500MT120 combines robust protection with user-friendly features, making it a dependable choice for small office and home office environments. Its Energy Star certification reflects energy-efficient operation, reducing power consumption without compromising performance.

Comprehensive Outlet Configuration

With eight outlets, including dedicated battery-backed and surge-only options, this UPS can power and protect multiple devices simultaneously, from computers and monitors to routers and modems.

  • 4 battery & surge outlets
  • 4 surge-only outlets
  • 2 widely spaced outlets

Integrated Surge Protection

Beyond battery backup, the unit offers surge protection for both power and data lines, safeguarding connected equipment from voltage spikes that can cause hardware damage or data loss.

  • RJ-45 dataline protection
  • NEMA 5-15R outlets
  • Circuit breaker included

Deployment / Use Cases

This UPS is versatile enough to support a range of applications where uninterrupted power is essential. Its desktop form factor and compact dimensions make it suitable for placement under desks, on shelves, or in network closets, providing seamless integration into existing setups.

Ideal uses include protecting desktop computers and workstations in office settings, ensuring surveillance systems remain operational during outages, and maintaining connectivity for Wi-Fi routers and cable modems in home networks. It also supports point-of-sale terminals, gaming consoles, and home entertainment systems, offering peace of mind across diverse environments.

Office & Workstation Protection

Keep computers and peripherals running during brief outages, allowing time for safe shutdowns and preventing data corruption or loss in business-critical operations.

Network & Communication Uptime

Ensure routers, modems, and network switches stay online, maintaining internet access and communication channels even when mains power fails.

Physical Profile

The Liebert PST5-500MT120 features a sleek black desktop design with dimensions of 12" wide, 6.24" deep, and 3.82" high, weighing approximately 7.70 pounds. Its compact footprint allows for flexible placement on floors, desktops, or wall mounting using the included template and screws. The unit includes a 6-foot power cord for convenient connection to standard wall outlets.

Color
Black
Dimensions
Width
12" (304.80 mm)
Depth
6.24" (158.50 mm)
Height
3.82" (97.03 mm)
Weight
7.70 lb (3492.66 g)
Length
6 ft (1.83 m)
Dimensions12" x 6.24" x 3.82"
Weight7.70 lb
Cord Length6 ft

What's in the Box

The package includes all necessary components for setup and operation, ensuring a quick and straightforward installation process.

PST5 500VA Wall/Desktop/Floor Mountable UPS
[custom-highlights]

Highlights

  • 500VA/300W power capacity for reliable backup of essential electronics
  • Eight outlets with four battery-backed and four surge-only for versatile device protection
  • Simulated sine wave output compatible with active PFC power supplies
  • RJ-45 dataline protection safeguards network equipment from surges
  • Energy Star certified for energy-efficient operation
  • 3-year limited warranty covering the entire unit, including the battery
  • Compact desktop design with wall-mount capability for flexible installation
  • LED indicators provide clear status monitoring at a glance
[/custom-highlights][custom-specifications]

Specifications

Specifications
ManufacturerVertiv
Manufacturer Part NumberPST5-500MT120
Brand NameVertiv Liebert
Product SeriesPST5
Product ModelPST
Product NamePST5 500VA Wall/Desktop/Floor Mountable UPS
Packaged Quantity1
Product TypeStandby UPS
Technical Information
Plug/Connector TypeNEMA 5-15P
Receptacle TypeNEMA 5-15R
Receptacle Detail8 x NEMA 5-15R
Dataline ProtectionRJ-45
Cord Length6 ft (1.83 m)
Transfer Time8 ms
PhaseSingle Phase
Application/UsageDesktop Computer,Workstation,Surveillance System,Gaming Console,Wi-Fi Router,POS Terminal,Cable Modem,Home Entertainment System
Power Description
Load Capacity (VA)500 VA
Load Capacity (Watt)300 W
Input Voltage120 V AC
Input Voltage Range90 V AC - 145 V AC
Output Voltage120 V AC
Waveform TypeSimulated Sine Wave
Circuit BreakerYes
Controls/Indicators
Status IndicatorsLED Indicators
Interfaces/Ports
USBNo
Network (RJ-45)Yes
Battery Information
Backup/Run Time (Full Load)3 Minute
Backup/Run Time (Half Load)9 Minute
Physical Characteristics
Product ColorBlack
Height3.82" (97.03 mm)
Width12" (304.80 mm)
Depth6.24" (158.50 mm)
Form FactorDesktop
Weight (Approximate)7.70 lb (3492.66 g)
Miscellaneous
Package ContentsPST5 500VA Wall/Desktop/Floor Mountable UPS USB Type A to USB Type B, 2 Meter (~6.5 ft) in Length Coax Cable, 1 Meter (3 ft) in Length (Only with the PST 660-850 VA Models) Printed Quick Start Guide with Safety Instructions CD with Soft Copy Quick Start Guide/Manuals and Liebert MultiLink Shutdown Software Printed Full Scale Wall Mount Template with Mounting Screws (45mm Long)
Energy StarYes
Country of OriginChina
Warranty
Limited Warranty3 Year
[/custom-specifications][custom-user-manual]

User Manual

This section contains official documentation provided by the manufacturer, including product manuals, brochures, and supplementary materials.
[/custom-user-manual][custom-faq]

FAQ

What is the power capacity of the Liebert PST5-500MT120 UPS?

The Liebert PST5-500MT120 has a load capacity of 500 VA (volt-amps) and 300 watts. This capacity determines how much equipment it can support during a power outage, making it suitable for desktop computers, workstations, and networking devices that require reliable backup power.

How long does the battery backup last during a power outage?

The battery backup runtime varies based on the load. At full load (300 watts), the UPS provides approximately 3 minutes of runtime, allowing for a safe shutdown of connected devices. At half load (150 watts), the runtime extends to about 9 minutes, offering more flexibility for less power-intensive setups.

How many outlets does this UPS have, and what types are included?

This UPS features eight NEMA 5-15R outlets. Four of these outlets provide both battery backup and surge protection, ideal for critical devices like computers. The other four outlets offer surge protection only, suitable for peripherals such as monitors or printers. Two outlets are widely spaced to accommodate transformer-block plugs.

Does this UPS include dataline protection for network equipment?

Yes, the Liebert PST5-500MT120 includes RJ-45 dataline protection. This feature safeguards connected network devices, such as routers, modems, and switches, from power surges that can travel through data lines, helping to prevent damage and maintain network integrity.

What type of power output does this UPS provide?

The UPS delivers a simulated sine wave output at 120V AC. This waveform is compatible with most modern electronics, including devices with active power factor correction (PFC) power supplies, ensuring stable operation and protection for sensitive equipment during battery backup mode.

What warranty coverage is included with this UPS?

The Liebert PST5-500MT120 comes with a 3-year limited warranty that covers the entire unit, including the battery. This warranty includes advanced replacement, meaning if a defect occurs, a replacement unit can be provided promptly to minimize downtime and ensure continuous protection.

What power capacity is listed for this UPS?

The listed power specification is 500 VA, which helps position the unit for the right load level and installation role.

What voltage details are listed?

The listed power specification is 120 V AC, which helps position the unit for the right load level and installation role.

[/custom-faq]
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Liebert PST5-500MT120 PST5-500MT120500VA/300W Desktop UPS - 8 Outlets - 120V - Simulated Sine Wave - 3-Year Warranty
MSRP: $135.95
$124.95
Save: $11.00 (8.09%)
Out of stock