here!
I’m your shopping assistant for PC builds, upgrades, and everything tech.
Got questions? Ask away!
Start a conversation
- This item is not returnable
$80.99
Sold by Newegg
Shipped by Newegg
Add to Wish List(Found on 1 wish list)
Best Sellers
Top Rated- $106.71
- $117.78
- + FREE SHIPPING
Eaton Tripp Lite INTERNET550U 550VA 300W Standby UPS - 10 NEMA 5-15R Outlets, 120V, 50/60 Hz, USB, 5-15P Plug, Desktop/Wall Mount -Tower - 4 Hour Recharge - 1.20 Minute Stand-by-120V AC Input-120 V AC Output - 10 x NEMA 5-15R
- Protects equipment against blackouts, brownouts, overvoltages, surges and line noise
- Keeps AC power running during blackouts to allow time for file saves and safe shutdown
- 10 NEMA 5-15R outlets power and protect PC, home theater or digital signage equipment
- Home-friendly alarm remains silent in backup mode, sounding only when imperative
- High >98% efficiency with low BTU ratings saves electricity and lowers your energy costs
+
+
Overview
Specs
Reviews (103)
See all Q & A 
Any questions? Ask CelesteSM will help you find out quickly.
Try me now
Internet Office 120V 550VA 300W Standby UPS, Ultra-Compact Desktop, USB
Warranty & Returns
Warranty, Returns, And Additional Information
Return Policies
- Contact Manufacturer for Assistance
- This item is covered by Newegg.com's Manufacturer Warranty Only Return Policy.
- Read full return policy for details.
Manufacturer Contact Info
- Manufacturer Product Page
- Manufacturer Website
- Support Phone: 1-773-869-1111
- Support Website
- View other products from Tripp Lite
LOADING...
LOADING...
The Eaton Tripp Lite INTERNET550U is a 550VA/300W standby UPS for keeping a modest home-office PC and connected electronics powered briefly during outages, giving users time to save work and shut down safely. Its capacity suits small setups rather than high-power systems or extended backup.
Recommended For
- Home-office and remote workers who want a short window to save files and safely shut down a desktop during an outage; USB connectivity supports computer shutdown software.
- Households or small offices that want to keep a modem, router, or other low-power network equipment running through brief power interruptions.
- Small retail, hospitality, or point-of-sale operators who need backup power and surge protection for essential checkout or network equipment during short outages.
- Users protecting a modest home-theater or digital-signage setup who mainly need time to save settings or shut equipment down when power fails.
Spec Summary
| Attribute | Value |
|---|---|
| Best For | Providing short-term backup power and surge protection for PCs, home theater equipment, or digital signage |
| Power Capacity And Output | 550 VA / 300 W capacity with 120 V AC output at 60 Hz |
| Outlets And Plug | 8 NEMA 5-15R outlets: 4 battery-backed and 4 surge-only, with a NEMA 5-15P input plug |
| Battery Backup And Charging | VRLA lead-acid battery provides 5.6 minutes of runtime at half load (150 W); 6.5-hour recharge time |
| Surge And Line Protection | 420-joule surge protection and 1-line TEL/DSL data-line protection |
| Connectivity And Management | USB interface port with management software |
| Efficiency And Compliance | 99% efficient; tested to UL 1778, CSA, and NOM standards, meets FCC Part 15 Category B, and is ENERGY STAR qualified |
| Dimensions And Weight | 3.1 × 10.8 × 5.7 inches; 5 lb |
| Model Identifiers | Tripp Lite INTERNET550U |