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Product Family

Liebert EXL S1 UPS, 100-1200 kW

Liebert® EXL S1 delivers secure power while providing first class load protection and maximum energy saving for medium-large data centers and mission critical applications. The latest high efficiency Dynamic Online mode enables operating efficiency up to 99% without sacrificing availability.

Best Suited For:
  • Banking, Financial and Insurance
  • Data Center/Colocation/Hosting
  • Healthcare
  • Transportation
Warranty: This product is approved by the ETL (Energy Technology List)

Liebert® EXL S1 is a monolithic product that features a transformer-free design with a full IGBT three-level topology, providing extraordinary features including a double conversion efficiency of up to 97% plus intelligent paralleling to optimize efficiency at partial load, thus achieving superior running cost savings. Dynamic Online mode enables operating efficiency up to 99% without sacrificing availability. Furthermore, its higher power density in a minimum footprint optimizes the availability of IT space and reduces related costs. This product is approved by the ETL (Energy Technology List) for UK customers. Under the Enhanced Capital Allowance (ECA) scheme, ETL listed products can claim back 100% first year capital allowance.

Find Your Area Contact

Products Support Contacts

Showing contacts for USA 20149 Change
Vertiv (Liebert Services)
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

Customer Stories

Welcome® Italia Case Study

Welcome Italia creates fixed and mobile telecommunications and IT solutions exclusively for corporate clients.

Data Center/Colocation/Hosting

Make Room for Innovation with the Liebert EXL S1 UPS

Watch this short video about the features and benefits of the high-efficiency Liebert® EXL S1, a large-scale uninterruptible power supply (UPS) system with a significantly smaller physical footprint and the industry’s highest power density.

Data Center/Colocation/Hosting

TCN Data Hotels

In recent years, the demand for state-of-the-art data centres has increased by more than five hundred percent and the market is still growing.

Language & Location