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Product Family

Vertiv™ Liebert® APM Plus

Introducing the all-new Liebert® APM Plus, a scalable, high-density, transformer-free UPS that delivers double conversion efficiency up to 97%, as well as impressive performance at a competitive operating cost compared to other UPS products. This modular UPS offers versatility through its ultra-compact design fit for row and room applications while delivering smallest footprint in its range. With Liebert® APM Plus, you can future-proof your mission-critical systems such as data centers, telecom IDC and more against disruptive power outages. Liebert® APM Plus UPS is available in 50-500kW.

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Best Suited For:
  • Banking
  • Financial and Insurance
  • Government
  • Education
  • Telecom
  • Retail and Wholesale
  • Professional Services
  • Data Center/Colocation/Hosting
Tools & Selectors
Select, compare, or configure UPS systems and models
UPS Selector
Interactive product selector for single-phase UPS
UPS/Battery Upgrade Services
Explore options to maintain Liebert® GXT & Liebert® PSI UPS
Liebert® EXL S1 360 Interactive Experience
Visualize and explore key features and benefits of the Liebert® EXL S1 UPS


Brings higher energy savings and lowers Total Cost of Ownership Saves space up to 50% over legacy system Faster battery recharging Wider battery selection and lower installation costs Increased flexibility and wider offering Increased adaptability and lower cooling costs Fully compatible with today’s critical IT loads Achieve maximum capacity up to 2 MW Reduces MTTR & Maximizes availability More user-friendly and leaner spare parts management


Remarkable double conversion efficiency - up to 97% Eco mode efficiency - >99% Flat efficiency curve High power density Fit for the row or room applications Modular and scalable Hot-swappable power modules & bypass module Distributed module control system Unitary output power factor and symmetrical power factor diagram Reliability boosters - Robust air channels, PCBs embedded with conformal coating Integrated parallel and load bus synchronization Intelligent paralleling function User-friendly 9-inch LCD touch screen display Supports UPS self-capacity test without load banks Tolerates higher ambient temperatures up to 50 °C with auto-derating

*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.

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Products Support Contacts

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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