Business Never Stops. Neither do We. SEE SERVICE PRICING
  • Works adequately in situations where the supply is prone to sags and surges
  • Up to 2 minute runtime on full load to preserve critical data from power shortage interruptions
General Information
Manufacturer Tripp Lite
Manufacturer Part Number AVR550U
Manufacturer Website Address
Brand Name Tripp Lite
Product Series AVR
Product Name AVR 550VA Desktop UPS
Marketing Information

AVR Series Line-Interactive UPS System offers 550VA ultra-compact line-interactive protection for PCs and workstations. System maintains 120 volt nominal output over an input range of 83 to 147 volts. Workstation-optimized features include USB port (HID-PDC compliant), single-line telephone/DSL surge suppression, space-saving right-angle input plug, four battery/surge-protected outlets and four additional surge-only outlets (8 total). USB port (included cable) works with free unattended shutdown software. Housing is mountable.

More from the Manufacturer

Packaged Quantity 1 Each
Product Type Line-interactive UPS
Technical Information
AVR Range Boost +18% / Buck -15%
Plug/Connector Type NEMA 5-15P
Receptacles 8 x NEMA 5-15R
Number of Battery & Surge Outlets 4
Number of Surge-only Outlets 4
Dataline Protection RJ-11
Cord Length 6 ft
Transfer Time 6 ms
EMI/RFI Noise Filter Yes
Phase Single Phase
Energy Saving Greater than 95% efficiency - GREEN UPS
  • Printer
  • Speaker
  • Computer
  • Router
  • TV
  • Blu-ray Player
  • Gaming Console
  • ATM
  • Security System
  • Digital Signage
  • Media Center
  • Home/Office
  • Home Theater

Power Description
Load Capacity 550 VA/300 W
Input Voltage 120 V AC
Output Voltage
  • 110 V AC
  • 115 V AC
  • 120 V AC

Input Current 12 A
Input Frequency 60 Hz
Output Frequency 60 Hz
Waveform Type Pulse-width Modulated Sine Wave
Surge Energy Rating 316 J
  • Battery Backup
  • Low Battery
  • Overload
  • Replace Battery
  • Fault

Status Indicators

2 Status LEDs; GREEN indicates power status and operating mode / RED indicates battery-low, overload, replace-battery and fault conditions

USB (HID Compliant) Port Yes
Battery Information
DC System Voltage 12 V DC
Backup/Run Time (Full Load) 2 Minute
Backup/Run Time (Half Load) 9 Minute
Battery Life 6 Year
Typical Battery Recharge Time 8 Hour
Replaceable Battery Yes
Environmental Conditions
Maximum Operating Temperature 104°F (40°C)
Storage Temperature 5°F (-15°C) - 113°F (45°C)
Maximum Operating Elevation 10000 ft (3048000 mm)
Physical Characteristics
Color Black
Height 4.33" (109.98 mm)
Width 6.40" (162.56 mm)
Depth 12" (304.80 mm)
Form Factor Ultra-compact Desktop/Tower/Wall Mount
Weight (Approximate) 6.21 kg
Package Contents
  • AVR 550VA Desktop UPS
  • USB cable
  • Owner's manual

Additional Information
  • Low voltage transfer to battery power: Switches to battery power as line voltage drops to 83V or lower / Resets to AC mode as line voltage increases to 87V or higher
  • High voltage transfer to battery power: Switches to battery power as line voltage increases to 147V or higher / Resets to line power as line voltage drops to 143V or less
  • Cold Start: Yes, inverter can be "cold started" to enable temporary AC output during a power failure
  • Switches: Combination power off / on / self-test push button switch
  • Typical Application: Basic PCs for home / home-office use, network workstations, audio/video equipment, home entertainment systems and other sensitive electronic devices.
  • WatchDog compatibility: Yes, compatible with Tripp Lite's Watchdog system service to restore operation to locked equipment through soft reboot of application / OS or hard power off/on reboot of connected equipment - ideal for unattended kiosk applications
  • Supports entry-level PC systems up to 17 minutes during blackout conditions
  • Form factors supported: Ultra-compact desk/floor mount , mounting flanges enable wall-mount installation
  • 8 output receptacles, 2 of which are widely spaced to accommodate large transformer plugs without blocking outlets
  • 4 outlets feature full battery support and surge suppression, protecting computers, monitors and other vital system components from loss of power
  • 4 additional outlets with surge suppression only are ideal for printers and other peripherals not requiring battery support
  • HID-compliant USB interface enables full integration with built-in power management and auto shutdown features of Windows, Mac OS X and Linux

Certifications & Standards
  • Tested to UL1778 (USA)
  • cUL1778 (Canada)
  • NOM (Mexico)
  • FCC Class B (Emissions)
  • FCC Part 68
  • Industry Canada (Telecommunications)

Software Included PowerAlert UPS monitoring software
Recycled No
Recycled Content 0%
Post-consumer-waste% 0%
Assembly Required No
Environmentally Friendly Yes
Environmental Certification RoHS
Country of Origin China
Limited Warranty 3 Year Lifetime
Additional Warranty Information
  • 2-year warranty.

  • 100,000 Ultimate Lifetime Insurance (USA, Puerto Rico and Canada only).

Not enough items available. Only [max] left.
Browse WishlistRemove Wishlist
Shopping cart

Your cart is empty.

Add Order Note Edit Order Note
Add A Coupon

Add A Coupon

Coupon code will work on checkout page


Select your language