Skip to contentGo to Product Search
Main Content

Customer Ratings & Reviews

No content
  • Front. CyberPower - 950VA Battery Back-Up System - Black.
  • Alt View 11. CyberPower - 950VA Battery Back-Up System - Black.
  • Alt View 12. CyberPower - 950VA Battery Back-Up System - Black.
  • Alt View 13. CyberPower - 950VA Battery Back-Up System - Black.
  • Alt View 14. CyberPower - 950VA Battery Back-Up System - Black.
  • CyberPower SX950U Product Video video 1 minutes 29 seconds

CyberPower - 950VA Battery Back-Up System - Black

Model:
SX950U
SKU:
6239407
$109.99

Customer reviews

Rating 4.7 out of 5 stars with 1764 reviews

Rating Filter

Rating by feature

  • Value

    Rating 4.7 out of 5 stars

  • Quality

    Rating 4.7 out of 5 stars

  • Ease of Use

    Rating 4.8 out of 5 stars

96%
would recommend
to a friend

Customers are saying

Customers admire the 950VA Battery Back-Up System for its reliable performance and impressive battery life, capable of keeping essential appliances running during outages. The surge protection, convenient outlets, and USB ports are also appreciated features, along with its ease of use and reasonable price. However, some customers have noted the system can produce some noise.

This summary was generated by AI based on customer reviews.

The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.
Page 75 Showing 1,481-1,500 of 1,764 reviews

  • UPS

    |
    |
    Posted . Owned for 2 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    plenty of power to keep my modem & router going till the generator starts up.

    I would recommend this to a friend

  • Good Ups

    |
    |
    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    This battery backup has enough power outlets for many devices. Good for keeping you PC & network online.

    I would recommend this to a friend

  • Backup power

    |
    |
    Posted . Owned for 1 year when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Affordable and dependable for small backup use, home computer,printer, router etc

    I would recommend this to a friend

  • Good quality, easy to set up

    |
    |
    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    This product does everything that I need it to. Setup is easy. I recommend this battery backup system.

    I would recommend this to a friend

  • Great product

    |
    |
    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Serves my needs perfectly and was exactly what I needed, it replaced essentially the same product.

    I would recommend this to a friend

  • Better than expected

    |
    |
    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    It works great, when the power went out the backup system lasted longer than expected

    I would recommend this to a friend

  • Battery

    |
    |
    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Heavy duty great for protection been using it for months now no problem yet

    I would recommend this to a friend

  • Works as intended

    |
    |
    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    This product works as intended. I would recommend it to others. I like the way the receptacles are set up.

    I would recommend this to a friend

  • CyberPower 950VA Battery

    |
    |
    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    This Cyberpower - 950VA has enough power to protect a PC and the accessories that are connected to it.

    I would recommend this to a friend

  • Cyber power save all your equipment

    |
    |
    Posted . Owned for 1.5 years when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Needed a cyber power to protect all my digital devices and this was the ticket

    I would recommend this to a friend

  • Nice UPS

    |
    |
    Posted . Owned for 3 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    a bit bulky, but has internal battery if power fails, so far saved me once big time

    I would recommend this to a friend

  • Good backup tool

    |
    |
    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Good system for battery backups. Rotated outlets so that more big plugs will fit. Recommended!

    I would recommend this to a friend

  • good backup

    |
    |
    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    good backup for low to mid range gaming pc. but for a high end pc get at least the 1500va backup.

    I would recommend this to a friend

  • Good to have, hope not to need

    |
    |
    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Basic product that is solid and easy to set up. Make sure to read instructions

    I would recommend this to a friend

  • Works Good

    |
    |
    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    So far it works well and meets my needs to support my multiple devices.

    I would recommend this to a friend

  • Easy install

    |
    |
    Posted . Owned for 1 week when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Lots of ports eliminated another surge protector. Easy to install.

    I would recommend this to a friend

  • Get you one

    |
    |
    Posted . Owned for 2 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I got three and when go on sale again I will get more.. Back up if lights go out..

    I would recommend this to a friend

  • Great for electronics

    |
    |
    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I have all my major electronics plugged into this so i dont need to worry if/when we loose power.

    I would recommend this to a friend

  • Backup battery

    |
    |
    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Its a life saver! Helps ensure me that my computer is always available.

    I would recommend this to a friend

  • Good Product

    |
    |
    Posted . Owned for 1 year when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Great battery pack. Bought one years ago and decided to buy another one.

    I would recommend this to a friend
Page 75, Showing 1,481-1,500 of 1,764 reviews
Sign in or Create Account

Get the latest deals and more.

Best Buy appLearn more
Share on YouTubeShare on InstagramShare on TikTokShare on FacebookShare on PinterestShare on X
Best Buy Canada
AccessibilityTerms & ConditionsPrivacyInterest-Based AdsState Privacy RightsHealth Data PrivacyDo Not Sell/Share My Personal InformationLimit Use of My Sensitive Personal InformationTargeted Advertising Opt OutCA Supply Chain Transparency Act
In-store pricing may vary. Prices and offers are subject to change. © 2026 Best Buy. All rights reserved. BEST BUY, the BEST BUY logo, the tag design, and MY BEST BUY are trademarks of Best Buy and its affiliated companies.