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Customer Ratings & Reviews

Your price for this item is $84.99

Customer reviews

Rating 4.7 out of 5 stars with 1780 reviews

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Rating by feature

  • Value

    Rating 4.6 out of 5 stars

  • Quality

    Rating 4.6 out of 5 stars

  • Ease of Use

    Rating 4.8 out of 5 stars

Pros mentioned filter

Cons mentioned filter

95%would recommend to a friend

Customers are saying

Customers have good things to say about the 650VA Battery Back-Up System, especially its long battery life, overall performance, and ease of use. Many appreciate the reasonable price and adequate surge protection, as well as its convenient size and handy USB ports. Some customers have noted minor issues such as a slight humming noise and, in rare cases, random alarm activations. A few have mentioned its weight and isolated incidents of overheating.

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 47 Showing 921-940 of 1,780 reviews
  • Pros mentioned:
    Performance

    Rated 5 out of 5 stars

    Reliable

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

    Reliable. We have more then one. Will always use this brand.

    I would recommend this to a friend
  • Pros mentioned:
    Price

    Rated 5 out of 5 stars

    Battery backup

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

    It is working well, one we had before died. Was the best value.

    I would recommend this to a friend
  • Pros mentioned:
    Battery life

    Rated 5 out of 5 stars

    This is what you need!

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

    Bought this a couple months ago and love how it works so far so good!

    I would recommend this to a friend
  • Pros mentioned:
    Ease of use

    Rated 5 out of 5 stars

    works great

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

    Easy to plug in my wifi equipment I want to continue to run if the power goes out.

    I would recommend this to a friend
  • Pros mentioned:
    Performance

    Rated 5 out of 5 stars

    Good battery backup

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

    I use this to power my monitor and laptop when needed. Works as advertised.

    I would recommend this to a friend
  • Pros mentioned:
    Price

    Rated 5 out of 5 stars

    Solid unit for the price

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

    I’ve have not a problem with this unit. Easy to install great value for the price

    I would recommend this to a friend
  • Pros mentioned:
    Surge protection

    Rated 5 out of 5 stars

    Backup power.

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

    I buy CyberPower backups for the surge protection for all of my devices.

    I would recommend this to a friend
  • Rated 5 out of 5 stars

    Great product

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

    Works as it should. Just follow the directions plug it up for a few hours before use. I haven't had an outage yet but I did test it by unplugging it and it ran everything well for a while.

    I would recommend this to a friend
  • Pros mentioned:
    Performance

    Rated 5 out of 5 stars

    Owner

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

    Really it’s excellent working very good and cool thank you guys

    I would recommend this to a friend
  • Pros mentioned:
    Ease of use

    Rated 5 out of 5 stars

    Excellent UPS

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

    No problems setting up and getting this UPS in operation! Definitely recommend it!

    I would recommend this to a friend
  • Rated 5 out of 5 stars

    Great Power Supply

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

    Excellent product. Love the back up feature and UBS ports

    I would recommend this to a friend
  • Pros mentioned:
    Ease of use

    Rated 5 out of 5 stars

    Battery Backup

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

    Works as intended and easy to setup. No issues with product.

    I would recommend this to a friend
  • Pros mentioned:
    Ease of use

    Rated 5 out of 5 stars

    Simple to use

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

    Simple to set up and works great! Would recommend to everyone.

    I would recommend this to a friend
  • Pros mentioned:
    Ease of use

    Rated 5 out of 5 stars

    Great product

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

    So far so good. Easy installation. Easy to use! I love the USB feature

    I would recommend this to a friend
  • Pros mentioned:
    Performance

    Rated 5 out of 5 stars

    Great having this option if your power turns off

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

    Best Buy staff recommended this product.. great to have this covering your computer

    I would recommend this to a friend
  • Pros mentioned:
    Surge protection

    Rated 4 out of 5 stars

    Easy set up

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

    This has worked great for my computer desk area. The multiple plugs allow me to have my desktop, printer, screen, etc all plugged into the backup and surge protector.

    I would recommend this to a friend
  • Rated 5 out of 5 stars

    Good Backup

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

    Sturdy and enduring, with a great bonus in the form of two USB ports.

    I would recommend this to a friend
  • Pros mentioned:
    Ease of use

    Rated 5 out of 5 stars

    Excellent

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

    Is a pretty good ups. Make my life ease and protect my computer/monitor

    I would recommend this to a friend
  • Pros mentioned:
    Price

    Rated 5 out of 5 stars

    Does the Job

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

    This is another good quality product from CyberPower. Based value on the market.

    I would recommend this to a friend
  • Pros mentioned:
    Battery life

    Rated 4 out of 5 stars

    So far so good

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

    Seems to be working fine. Not sure how long it will last when power is out but we’ll see. It did work fine when power was out. So far so good!

    I would recommend this to a friend