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Liebert PSP (350-650VA)

Liebert PSP is an economical, full featured uninterruptible power supply (UPS) that delivers cost-effective power protection in a compact package. The UPS provides battery-backed outlets and a surge protection-only outlet. The UPS battery offers four minutes of backup power at full load—ample time to shut down protected equipment if an outage occurs.

Liebert PSP UPS provides three battery-backed UPS outlets; one surge protection-only outlet; Data Line surge protection; USB port; Liebert MultiLink software, and a two-year warranty. Liebert PSP is available in: 350 and 500VA at 120VAC; and 500 and 650VA at 230 VAC.


  • Three battery-backed UPS outlets, and one surge protection-only outlet differentiated by color.
  • USB port, Liebert MultiLink® shutdown software, and USB cable.
  • User replaceable batteries.

Higher Availability:

  • Up to four 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.
  • RJ-45 port for data line surge protection.
  • Site wiring fault indicator (120VAC only).

Lowest Total Cost Of Ownership:

  • Two-Year replacement warranty.
  • Optional one year or three year warranty extensions.

Ideally Suited For:

  • Professional workstations
  • Small routers and bridges
  • Point-of-sale terminals
  • Other sensitive electronics
Product Literature
Liebert PSP UPS; Product Sheet; (R07/09); (SL-23287)
Liebert PSP UPS; Quick Start Guide, 350VA/500VA, 120V; English; (R03/09); (SL-23285)
Liebert PSP UPS; Quick Start Guide, 350VA/500VA, 120V; French; (R03/09); (SL-23285FR)
Liebert PSP UPS; Quick Start Guide, 350VA/500VA, 120V; Spanish; (R03/09); (SL-23285SP)