Working with our Vertiv Sales team enables complex designs to be configured to your unique needs. If you are an organization seeking technical guidance on a large project, Vertiv can provide the support you require.

Learn More

Many customers work with a Vertiv reseller partner to buy Vertiv products for their IT applications. Partners have extensive training and experience, and are uniquely positioned to specify, sell and support entire IT and infrastructure solutions with Vertiv products.

Find a Reseller

Already know what you need? Want the convenience of online purchase and shipping? Certain categories of Vertiv products can be purchased through an online reseller.

Find an Online Reseller

Need help choosing a product? Speak with a highly qualified Vertiv Specialist who will help guide you to the solution that is right for you.

Contact a Vertiv Specialist

Product Model

Liebert® TFX, 300kVA

Designed to provide 150-300 kVA power in small to mid-sized data centers, the Liebert® TFX PDU offers reliable and configurable power distribution in a compact unit. It fits through doorways and into service or freight elevators, and can be easily installed in remote environments with limited space. Featuring intuitive power monitoring and isolated panelboards for safe onsite maintenance, the Liebert TFX is a dependable solution for single or two-stage power applications.

Get Brochure Get Manual
Login to Save for Later
Key Benefits
Provides reliable power distribution for small to mid-sized facilities
Ideally suited for edge data centers and other remote deployments 
Can be easily installed in facilities with limited space
Fits through doorways and into service elevators
Customized configuration according to the power needs of the facility
Intelligent monitoring system provides local remote power management, with accurate power consumption metering
Best Suited For:
  • Banking, Financial and Insurance
  • Construction and Engineering
  • Data Center/Colocation/Hosting
  • Government
  • Retail and Wholesale
Warranty: One Year Limited Warranty Against Defects in Material and Workmanship


Reliable uninterrupted power to your mission-critical IT infrastructure
Customized made-to-order unit with panelboards and subfeeds configured according to the needs of your facility
Easy mobility and installation in local or remote facilities
Space-saving, flexible design
Highly energy efficient
Modular unit design minimizes downtime to critical power path during maintenance
Accurate power monitoring with automatic safety alerts and emergency power-off


Customized unit includes up to 3x42P panelboards, or up to 12x250AF subfeeds
Available in 150 kVA, 200 kVA, 225 kVA, 250kVA and 300 kVA 
Single or dual stage distribution options
Compact transformer cabinet
Modular design features isolated panelboards for safe onsite maintenance of monitoring components while the unit is live
Intelligent power monitoring and system control
9-inch color touchscreen with easy-to-program navigation menu
Power monitoring system integrates with your BMS for local or remote power management
Power usage metering accurate to 1%
Vertiv™ Liebert® FLX expansion cabinets available for additional power distribution

The Liebert TFX is a floor-mounted power distribution unit offering reliable single or two-stage power in small to mid-sized data centers, server rooms, network closets, and modular and containerized deployments. It is ideally suited for edge data centers and other remote facilities. The compact 36-inch-depth cabinet offers easy mobility. It fits through doors or in freight elevators, and can be installed next to walls or in corners or alcoves. The unit features an intelligent distribution power monitoring (DPM) system with a 9-inch color touchscreen display and an easy-to-program navigation menu to manage equipment loads. The power monitoring system integrates with your BMS to provide remote monitoring of critical power measurements and alarms. Isolated panelboards allow your engineers to safely perform onsite maintenance on low-voltage monitoring components without powering down the unit. The made-to-order PDU is customized according to your power needs, and shipped to you with panelboards and subfeeds configured to your specifications. The Liebert TFX accommodates both single and dual-stage distribution setups, and can be supplemented with Liebert® FLX expansion cabinets for additional power capacity.

Liebert® TFX, 300kVA
Product Overview
Input Voltage
600VAC, 480VAC
Output Voltage
208Y/120VAC, 415Y/240VAC
Output Options
Flexible using Subfeed and/or Panelboards
Distribution Options
Flexible using Subfeed and/or Panelboards
Power Description
Available in Aluminum, Copper with K-Factor ratings ranging K4-K20
Input Breaker Rating
Interface Options
Optional communications card (Vertiv RDU101)
With optional RDU101: HTTP/HTTPS, Vertiv Protocol, Email, SMS, SNMP v1/v2c/v3, BACnet IP and Modbus TCP output. BACnet/MSTP and Modbus/RTU support
Control Panel
9.0" Color touchscreen display
Service Access
Top and Front access are required and side access is recommended
Cable Access
Industry leading Top and Bottom in the same frame
Industries first dual-UL Bi-National listed as a complete system under UL 60950-1 and UL 62368-1
Operational Conditions
Operating Temperature
32 F - 104 F / 0 C - 40 C
ANSI/IEEE C62.41 Category B1-B3, FCC Part 15 Class A,

Find Your Area Contact

Products Support Contacts

Showing contacts for Virginia, 20149, USA Change
Geist Support - Americas (Rack PDU and Watchdog)
+1 888 630 4445
1777 Yolande Avenue Lincoln Nebraska USA
Product areas of focus: Power Distribution, Monitoring
Vertiv (Customer Service for DC Power Systems & Outdoor Enclosures)
+1 800 800 1280
Product areas of focus: DC Power Systems, Power Distribution, Outdoor Enclosures
Vertiv (Liebert Services)
+1 800 543 2378
610 Executive Campus Drive Westerville Ohio 43082 USA
Product areas of focus: Uninterruptible Power Supplies (UPS), Power Distribution, Thermal Management, Integrated Solutions, Racks and Containment
Partner Login

Language & Location