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Eaton Eaton 3S550AU 550VA 6AC outlet(s) Black uninterruptible power supply (UPS)
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Eaton 3S550AU 550VA 6AC outlet(s) Black uninterruptible power supply (UPS)

Model: 3S550AU
Rated 5.0 out of 5
1 Review

  • $167.95

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Power protection for office and home computer equipment

Protection against power problems

  • The Eaton 3S UPS helps to protect your computer equipment in case of everyday events such as lightning strikes, storms, over-demand on the utility grid, accidents,and naturaldisasters knocking out power without warning.
  • In the event of a total blackout, the unit provides sufficient battery backup time to last through most power outages.
  • The 700VA model saves up to 30% energy throughits EcoControl function which automatically disablesperipherals when the master device, such as a computer, is turned off.
  • The 3S also protects telephone, broadband and Ethernet line from ‘back door’ power surges.
  • The shutdown software makes it possible to automatically save your work and shut down your applicationwithout losing any data. Once the power is restored, you cancontinue working exactly where you left off.

Easy integration and installation

  • Attractive design and glossy finish make the 3S a perfect fit for the modern office environment.
  • The 3S comes with 6 Australian outlets for easy connection of typical computer configurations with peripherals.
  • The 3S features a HID-compliant USB port (cable supplied), for automatic integration with common operating systems (Windows/Mac OS/Linux).
  • Compact unit fits on or under your desk or can be mounted on a wall.
  • Easy-to-replace battery helps to extend UPS service life.

Ideal for protecting:

  • Computers and peripherals
  • Broadband modems (internet and TV)
  • IP telephony equipment
  • POS equipment

Technical Specifications


Rating (VA/W)

Eaton 3S 550 AU (550 VA / 330 W)

Eaton 3S 700 AU (700 VA / 420 W)



Output connection

3 outlets with battery backup and surge protection + 3 outlets with surge protection




Up to 161-284 V (adjustable)

Output voltage

240 V (settable to 220 V, 230 V or 240 V)


50-60 Hz autoselect


Resettable circuit breaker



Battery type

Compact, sealed lead-acid (replaceable)

Battery test



Cold start (no mains power)



Deep-discharge protection



Battery replacement indicators



50% load backup

10 min

9 min

70% load backup

6 min

6 min


Communications port HID-compliant USB port for automatic integration with most common operating systems


(Windows XP, Vista and 7, Linux, Mac OS X), cable supplied

Line protection


Standards compliance



IEC/EN 62040-1-1, CE mark,A-Tick


IEC 62040-2, C-Tick

Dimensions, weight and colour


Dimensions H x W x D

86 x 140 x 335 mm

86 x 170 x 335 mm


2.9 kg

3.8 kg




Customer service and support


3-year warranty

3-year warranty on electronics, 2-year warranty on battery, $25,000 load protection guarantee


Extended warranty options available

average rating 5.0 out of 5
Based on 1 review
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100% of reviewers would recommend this product to a friend
1 Review
Reviewed by robert m., from Australia
Verified Buyer
I recommend this product
Rated 5 out of 5
Review posted

Work well just what i

Work well just what i needed thanks for that cheers from Robert

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