Eaton 3S UPS 550VA 330 Watt Battery Back Up 120V 8 Outlet Standby UPS NEMA 5-15P


Eaton 3S UPS 550VA 330 Watt Battery Back Up 120V 8 Outlet Standby UPS NEMA 5-15P
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Eaton 3S UPS 550VA 330 Watt Battery Back Up 120V 8 Outlet Standby UPS NEMA 5-15P

Desktop - 3 Minute Stand-by - 110 V AC Input - 132 V AC Output - 4 x NEMA 5-15R, 4 x NEMA 5-15R

MFG. PART: 3S550 UPC: 743172034625
Warranty: 3 Year Warranty
  • Product Type: Standby UPS
  • Input Voltage: 110 V AC
  • Form Factor: Desktop
  • Receptacles: 4 x NEMA 5-15R
Availablity: In Stock

MSRP: $94 $82 USD

$82 - Add to Cart
The sleek, savvy and sophisticated 3S delivers premium battery backup and surge protection for up to 10 home and office devices. EcoControl functionality provides up to 30 percent greater energy savings than typical battery backups, and plug-and-play compatibility enables automatic integration. The slim 3S fits neatly under a desk, in an entertainment center or on the wall.

Ease of use: plug-and-play capability features HID-compliant USB port for automatic integration with Windows, Mac and Linux (no drivers required)

EcoControl for 30 percent greater energy savings than a typical battery backup

Attractive design and glossy finish make the 3S a perfect fit for the modern office environment

8 receptacles (4) battery backup and surge protection, (4) surge protection

Data line protection for telephone, fax or Ethernet

User-replaceable batteries

Integrated graceful shutdown capability for connected devices

General Information

Manufacturer: Eaton Corporation
Manufacturer Part Number: 3S550
Manufacturer Website Address:
Brand Name: Eaton
Product Series: 3S
Product Model: 3S550
Product Name: 3S 550 VA Desktop UPS
Product Type: Standby UPS

Technical Information

Plug/Connector Type: NEMA 5-15P
Receptacle Type: NEMA 5-15R
Receptacle Detail: 4 x NEMA 5-15R
Transfer Time: 4 ms

Power Description

Load Capacity: 550 VA/330 W
Input Voltage: 110 V AC
Output Voltage: 132 V AC


USB: Yes

Battery Information

Battery Characteristics: Maintenance-free, Sealed
Battery Chemistry: Lead Acid
Backup/Run Time (Full Load): 3 Minute
Backup/Run Time (Half Load): 10 Minute

Physical Characteristics

Height: 3.4"
Width: 5.5"
Depth: 13.2"
Form Factor: Desktop
Weight (Approximate): 7.30 lb


Certifications & Standards:
  • ANSI C62.41 Category A (formerly IEEE 587)
  • UL 1778
  • UL497A
  • cUL
  • UL
  • NOM
  • FCC Part 15 subpart B Class A
Country of Origin: Philippines


Limited Warranty: 3 Year
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