UPS : Line-interactive : SKU: SMART550USB


Manufacturer: Tripp Lite

Part Number: SMART550USB

UPC: 037332116192

Thinking of making a large purchase?

Tripp Lite SmartPro 120V 550VA 300W Line-Interactive UPS


Free shipping to 48 states


Estimated Delivery with free shipping by:

Sunday March 03th*

* If ordered today with free shipping.


  • 550VA tower 120V line interactive UPS
  • Corrects brownouts as low as 89V without using battery power
  • 3 UPS battery supported outlets, 3 surge-only outlets
  • USB port, TEL/DSL/ethernet protection
  • NEMA 5-15P input plug and 6 NEMA 5-15R outlets
  • Built-in RJ11 phone suppression jacks
  • Built-in audible alarm and 4 front panel LEDs indicate UPS system and line power status
  • Supports battery replacement via built-in access panel
  • Compatible with 120V/60Hz applications for USA, Canada, Mexico and more
  • 3-Year Limited Warranty

  • Specification

    Backup / Run Time (Full Load) 4 Minute
    Backup / Run Time (Half Load) 15 Minute
    Load Capacity (VA) 550 VA
    Load Capacity (W) 300 W
    Plug / Connector Type NEMA 5-15P
    Product Color Black
    Product Family SmartPro
    Product Type Line-interactive UPS
    Receptacle Type NEMA 5-15R

    In The Box

  • SMART550USB UPS System
  • USB and Telephone interconnection cables
  • Instruction manual with warranty information