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

The page you're viewing is for English (Canada) region.

Product Model

Liebert® STS2 ST 250A

Automatic Switching Between Critical Loads and Two Independent UPS Systems

Get Brochure Get Manual
Best Suited For:
  • Data Center/Colocation/Hosting
  • Banking
  • Financial and Insurance
  • Government
  • Healthcare
  • Retail and Wholesale
  • Education
Warranty: One Year Limited Warranty Against Defects in Material and Workmanship

Benefits

Operates efficiently
Front access to all components provides simplifies installation and maintenance, and reduces amount of floorspace required for access.
Internal CANBUS protocol: high-bandwidth communication between system components via twisted-pair cables.
Triple redundant logic with dual power feeds.
Standard on-unit monitoring and optional centralized monitoring capability provide continuous system visibility.
When applied as primary side switching, cost are lower due to requiring only one power distribution unit, a lower current due to 480V vs. 208V, and lower installation and wiring cost.

Features

Automatic switching for dual bus loads
Requires only frontaccessfor easy installation and maintenance
Offers primary or secondary side switching
100% rated, fuseless design

The Liebert® STS2 from Vertiv is making it easier to protect your critical equipment by giving your single cord loads the reliability of dual cord power or by providing added redundancy to your dual cord devices. With a single, space-saving unit, the Liebert STS2 static transfer switch provides automatic switching between two different AC power sources. The Liebert STS2 is available in 100A, 250A, 400A, 600A, 800A, 1000A, 1200A, 1250A, 1400A, 1600A, 1800A and 1850A systems, in both 60Hz and 50Hz. Multiple input voltages are available. Designed for use in dual-bus power applications, this solution combines fast switching between AC power sources, power isolation, monitoring and grounding into a single package.

*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.

Find Your Area Contact

Products Support Contacts

Showing contacts for Ohio, 43215, USA Change
Vertiv™ Switchgear and Switchboard, USA
+1 864 375 1757
400 Supreme Industrial Drive Anderson South Carolina 29621 USA
Product areas of focus: Switchgear and Switchboard, Busway and Busduct
Partner Login

Language & Location