Overview

  • 890-joule rating
    Absorbs a high amount of energy to adequately protect your equipment and prolong the life of the unit.
  • 8 surge-protected outlets
    Safeguard the equipment in your home or office.
  • Integrated circuit breaker
    Ensures electronic equipment protection.
  • 5′ cord length
    Offers a variety of placement options.
  • ENERGY STAR certified
    Designed to use less energy and meets strict energy efficiency guidelines set by the Environmental Protection Agency and U.S. Department of Energy.
  • CyberPower $125,000 lifetime equipment guarantee.

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Specifications

Dimensions & weight

Product Name
650VA Battery Back-Up System
Product Height
5.8 inches
Product Width
3.2 inches
Product Length
9.8 inches
Product Weight
6.92 pounds

Features

Brand
CyberPower
Color
Black
Half Load Maximum Run Time
9 minutes
Full Load Maximum Run Time
2 minutes
Joule Rating
890 joules
Maximum Battery Life
8 hours
Number of Surge Outlets
8
Diagnostic LEDs
Yes
ENERGY STAR Certified
Yes
USB Port(s)
Yes
Cord Length
5 feet
UPC
649532621347

Power & warranty

Model Number
SX650U
Volt-Ampere Capacity
650 volt-amperes
Wattage
360 watts
Warranty - Parts
3 years
Warranty - Labor
3 years

Warranty & protection

Included manufacturer warranty

See manufacturer documentation.

Register your product with the manufacturer within 30 days of delivery.

Warranty service

Manufacturer warranty claims are handled by the manufacturer. We are happy to help you find the right contact: (888) 419-6820.

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Customer reviews

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Verified BuyerOct 23, 2026 · Verified purchase ★★★★★

CyberPower 650VA Battery Pack - I have purchased two of these and that are worth there value.

EducatedConsumerOct 23, 2026 · Verified purchase ★★★★★

Back up - Very good product to have if power goes out. Use with internet hookup.

mandalnOct 18, 2026 · Verified purchase ★★★★☆

Great little battery back up for the Internet - Title says it all, I bought this because when we lose power, the Internet gets all wonky. Definitely bugs the wife and ends up having her call me. So this little thing has saved us a few times, when power goes out these items keep giving power to the router and the modem so we can get some Internet for a short while until the power comes back up. Very low maintenance and minimal noise. I really appreciate it.

Desperado43Oct 16, 2026 · Verified purchase ★★★★★

Functionality of CyberPower Set - This product works great. It does what its suppose to do, give me chance to save my tv when the power goes out in Florida which happens often with the lightning strikes here.

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Questions & answers

Ask a question

Email [email protected] or call (888) 419-6820 during business hours.

Free U.S. shippingOn every order. Leaves our store in 1–2 business days, arrives in 3–5 business days.
Free returns for 30 daysNo restocking fee. We email you a prepaid return label.
We can install it tooOptional in-home delivery, installation and haul-away on large appliances.
Talk to our team(888) 419-6820 · Mon–Sat