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Liebert EXM2 Uninterruptible Power Supply

Vertiv™ Liebert® EXM2 is a monolithic uninterruptible power supply (UPS), designed to address the rising need of highly reliable and efficient UPS for next-gen mid-size critical applications. Liebert EXM2 is equipped with three modes of operation and coupled with intelligent paralleling function that delivers operating efficiency up to 98.8% without sacrificing the availability. Its robust and flexible design optimizes the space and seamlessly adapts into multiple applications and infrastructure. The product is available from 100 to 250 kVA/kW power ratings.

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Best Suited For:
  • Banking, Financial and Insurance
  • Data Center/Colocation/Hosting
  • Education
  • Healthcare
  • Government
  • Manufacturing
  • Retail and Wholesale
  • Professional Services
  • Telecom
  • Transportation


  • Up to 97% efficient in Double Conversion mode, in line with market top performance
  • Up to 98.8% efficient in Dynamic Online mode, mode of operation that maximizes energy usage while securing the load against grid events within IEC 62040-3 Class 1 limits. This creates up to $504 annual saving compared to average industry standard of 96.5% efficiency (calculated with a 250kW and assuming 0.01$/kWh cost of energy)
  • Optimum energy management at partial load also thanks to Intelligent Parallel algorithm
  • Can sustain high ambient temperature up to 50 °C
  • Will soon be certified against IEC 62040-4.


Guarantees Maximum Energy Savings: Up to 97% and 99.2% efficiency in double conversion and ECO mode respectively
Further Maximizes Energy Savings: Up to 98.8% efficiency in third mode of operation (Dynamic online mode) and Intelligent parallel function
Compact Footprint: Saves space up to 15% over legacy system
Increases Flexibility: Seamlessly fits in multiple application scenarios i.e. In-Row, Room, Against-the-wall
Guarantees Faster Battery Recharging: Powerful battery charger
Guarantees Wider Battery selection and Lowers Installation Costs: 2-Wire DC bus & compatibility with lithium-ion batteries
Increases Adaptability and Lowers Cooling Costs: Seamlessly operates up to 50 °C
Fully Compatible with Critical IT and Non-IT loads: 0.5 lagging to 0.5 leading loads without derating
Achieves Maximum Capacity up to 1.5 MW: Up to 6 units in parallel
Guarantees More User Friendly HMI and Leaner Spare Parts Management: Integrated user-friendly touch screen display consistent with existing Vertiv offering
Fault Tolerant Design: Use of modular blocks allows safe, easy and fast installation and service, reducing mean time to repair (MTTR) and maximizing availability 

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Showing contacts for Virginia, 20149, 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
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