Liebert PSA 500VA-1.5kVA


Liebert PSA 500VA-1.5kVA
Performance Power Protection for PC's and Office Equipment

The Liebert PSA is an economical, environmentally-friendly line-interactive UPS that offers full- featured power protection for small office computers and electronic equipment. Liebert Multilink software automatically powers down your computer in the event of an extended power outage. It also has full event management and display UPS instrumentation on screen.

Designed with simple controls for easy operation, the Liebert PSA provides up to fi ve minutes of back-up time at full load... more than enough time to save work in process and shut down your system. Liebert MultiLink USB shutdown software and a USB cable are also included, to allow remote alerts and automated graceful shutdown of the UPS and connected systems.

  • Wide input voltage window and buck / boost operation corrects poor
    input power without a need to use precious battery power.
  • 3-6 minutes runtime at full load
  • USB communication
  • Mini Tower Design
  • 3 to 6 battery-backed outlets
  • 1 to 2 surge-only outlets
  • RJ-45 Data line protection
  • User replaceable batteries
  • Support Multilink shutdown software


  • Available in four sizes: 500, 650, 1000 and 1500VA; 120VAC or 230VAC
  • Three to six battery-backed UPS outlets, depending on model size
  • One to two surge-only outlets, differentiated by color


  • Up to fi ve minutes of battery backup time at full load
  • Full sequenced battery testing to ensure batteries are available when needed
  • Advance early warning of UPS shutdown
  • Lightning and surge protection (TVSS)
  • RJ-45 port for data line surge protection
  • USB communications / shutdown software and cable included
  • User-replaceable batteries

Total Cost of Ownership

  • Two-year replace or repair warranty


  • Full RoHS R6 compliance

The Liebert PSA is Ideally Suited for

  • Professional Desktop PC™s
  • Professional Workstations
  • Small Routers, Bridges and Hubs
  • Point-of-sale Terminals
  • Other Sensitive Electronics
How long can I backup for 1 PC?
Typical PC and LCD consumes 200VA load
PSA500MT3-230U 18 minutes
PSA650MT3-230U 20 minutes

Can PSA Support Server?

PSA can support PC/servers using non-PFC power supply, as long as the power consumption does not exceed UPS capacity.

What communication interface does PSA provide?
PSA comes with USB communication port.
Windows built-in power management functions provide monitoring of UPS status and manage the automatic orderly shutdown of the computer if a power outage ever exceeds the battery capacity of the UPS.

Can PSA have additional USB or RS232 port?
No. PSA1500 comes with one USB port. It can only communicate with one PC or server.

What are the advantages of surge-only outlets?
Non-critical and high power consumption equipments should connect to surge-only outlets so that critical equipments connected to battery-protected outlets can last longer during power outages.

Optional Items
There is no optional items for PSA3G.

MultiLink 4.0 support USB communication and Network Shutdown but for Windows OS only.
MultiLink 4.0 is downloadable from web and CD will be available in the package later this year

PSA has no SNMP/Web capability

What is the warranty of Liebert PSA?
Standard micro UPS warranty will apply.
Share on rssShare on emailShare on facebookShare on twitterShare on linkedinShare on google_plusone_share
Data Center Assessment
Learn how to identify and resolve data center issues
Learn more