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 a 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

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® TDU

3440VA / 3440W, 120 VAC (100/110/115/127 VAC)

Vertiv™ Liebert® TDU - 3440W 120VAC | Step Down Transformer/Voltage Converter
Find Sales Contact
This step down transformer delivers 120V load support for 208V only UPS operation.
With voltage selector, it accepts 208 or 240VAC input and offers 120VAC (L-N) output. 
It comes with 10 power output connectors: 8 NEMA 5-15/20R and 2 L5-20R or 2 L5-30R.  
The 2U rack tower comes with mounting brackets for quick and easy installation. 
It meets standards in safety, RFI/EMI, environmental and transportation. 
Technical Specifications
Vertiv™ Liebert® TDU - 3440W 120VAC | Step Down Transformer/Voltage Converter

The Vertiv Liebert Transformer Distribution Unit (TDU) is a step down transformer / voltage converter that provides 120VAC output power from 208VAC or 240VAC input. It accepts 208 or 240VAC (200/220/230 VAC acceptable) input and converts it to 120VAC (L-N) output. Although the 3440VA/3440W TDU is designed to work with Vertiv Liebert GXT3-6000RTL630, GXT4-6000RTL630, GXT4-3000RT208, and PSI5-5000RT208, it can be used with other UPS products with 208VAC in & out, and have a compatible input power plug.

Product Overview
Power Rating
3440VA / 3440W
Input Voltage
208 VAC or 240 VAC (200/220/230 VAC acceptable)
Output Voltage
120 VAC (100/110/115/127 VAC)
Efficiency
94%
Operational Conditions
Operating Temperature
32° to 104° F (0° to 40° C)

*To see model-specific downloads, you will need to go to the model-specific product page by selecting the model name in the specifications chart above.

Benefits

Saves Money

  • High-efficiency, with an operational PUE under 1.2
  • Eliminates water usage, cost and treatment 
  • Low maximum kW to allow downsizing of backup generator capacity or more
  • IT power for sale
  • No air leakage or volumetric displacement, eliminating the need for additional fan power or make-up air capacity
  • Highly efficient in low load / part load conditions

Makes You Money

  • Rapidly scalable for faster deployment and time to market
  • Low operating costs for higher profitability

Lowers Your Risks

  • Proven pumped refrigerant economization technology used in more than 4,000 installations worldwide
  • Multiple fans, DX circuits and other key components for ride-through
  • Simplifies Thermal Management
  • Advanced controls that automatically manage unit lead/lag, protect against coil freeze, maximize economization and other routine

Saves Money

  • High-efficiency, with an operational PUE under 1.2
  • Eliminates water usage, cost and treatment 
  • Low maximum kW to allow downsizing of backup generator capacity or more
  • IT power for sale
  • No air leakage or volumetric displacement, eliminating the need for additional fan power or make-up air capacity
  • Highly efficient in low load / part load conditions

Features

Designed to work with the Liebert GXT3/GXT4 6000RTL630/3000RT208 and PSI5-5000RT208 model UPS
Provides continuous use divided equally between two outlet groups
Unit accepts either 208 or 240 VAC input and provides 120 VAC (L-N) output
Incorporates a voltage selector switch for the user to select appropriate input voltage (208 or 240)
Optional feet for tower configuration

Find Your Area Contact

Products Support Contacts

Showing contacts for Ohio, 43215, USA Change
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