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  • Front. CyberPower - 650VA Battery Back-Up System - Black.
  • Alt View 11. CyberPower - 650VA Battery Back-Up System - Black.
  • Alt View 12. CyberPower - 650VA Battery Back-Up System - Black.

CyberPower - 650VA Battery Back-Up System - Black

Model:
SX650G
SKU:
3938826
Highly rated by customers for:
Your price for this item is $45.99
Clearance
The comparable value price is $64.99

Customer reviews

Rating 4.7 out of 5 stars with 1032 reviews

Rating Filter

Rating by feature

  • Value

    Rating 4.5 out of 5 stars

  • Quality

    Rating 4.6 out of 5 stars

  • Ease of Use

    Rating 4.7 out of 5 stars

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97%would recommend to a friend

Customers are saying

Customers are delighted by the 650VA Battery Back-Up System's long battery life and reliable surge protection, praising its performance and ease of use. Many appreciate the system's value for the price and convenient size. While some find the unit somewhat heavy, the alarm feature has received mixed feedback.

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 42 Showing 821-840 of 1,032 reviews

  • Battery Backups are great.

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

    I use these battery backups all the time in our business. They work great and are reasonably priced.

    I would recommend this to a friend

  • Easy to install back up battery system

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

    Stylish, easy to install, houses plenty of room for plugs, quick installation, just open the box and plug in.

    I would recommend this to a friend

  • Awesome battery backup

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

    Bought this for a replacement for a work computer, it’s been working great & is a perfect fit

    I would recommend this to a friend

  • Good deal for price

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

    The unit is working perfectly. It has kept the PC running through momentary power outages.

    I would recommend this to a friend

  • Reliable battery backup for computer

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

    Purchased to shut down computer correctly during power outages to avoid damaging computer and accessories

    I would recommend this to a friend

  • Doing the job

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

    This was bought as a battery back-up for my computer after the old one failed. So far, it's doing the job.

    I would recommend this to a friend

  • Good price

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

    Excellent product for a reasonable price and for use with a personal computer in the house

    I would recommend this to a friend

  • Works great

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

    I use it for my tv and dvr and it works great. I have another on my computer system too.

    I would recommend this to a friend

  • Great backup battery

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

    The CyberPower 650VA backup battery is performing very well since I bought from the BestBuy store.

    I would recommend this to a friend

  • Great product

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

    Have four of these in my store. They are awesome. They are a little pricey but the product is worth it.

    I would recommend this to a friend

  • Great protection during power outages.

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

    Worked great during a recent evening power outage. My computer was the only thing working in the house.

    I would recommend this to a friend

  • Good UPS

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

    I prefer APC UPS's but there weren't many models in the store to choose from. The Cyberpower works fine.

    I would recommend this to a friend

  • Helped with our recent hurricane

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

    This gave me the ability to power down my computers safely after the power went out. Nice unit.

    I would recommend this to a friend

  • workes like a charm

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

    All you need to do is plug it into the wall and then plug in the items you want to keep powered .

    I would recommend this to a friend

  • Great

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

    Just replaced my first one. Got me through 4 years of storm surges without damaging my computer. Thanks.

    I would recommend this to a friend

  • So far it is doing good

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

    As a back up system it has limited power but works well for short black outs

    I would recommend this to a friend

  • dependable batter backup

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

    I've had this for several months. It did what it was supposed to do during a recent power failure.

    I would recommend this to a friend

  • Great for price.

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

    This battery backup works great to protect basic setups like a computer, monitor and a few extra devices. Provides ample amounts of ports for your accessories.

    I would recommend this to a friend

  • nice backup

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

    It nice to have this backup power it gives you time to safely turn off your computer

    I would recommend this to a friend

  • BACK UP BATTERY

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

    EXCELLENT BATTERY BACK UP, SAVES WHEN LIGHTS GO OUT NO NEED TO WORRY ABOUT COMPUTER BEING ZAPPED

    I would recommend this to a friend
Page 42, Showing 821-840 of 1,032 reviews
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