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Williston, VT 05495
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Customer Ratings & Reviews

Your price for this item is $45.99
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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

Pros mentioned filter

Cons mentioned filter

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 31 Showing 601-620 of 1,032 reviews
  • Pros mentioned:
    Battery life

    Rated 5 out of 5 stars

    Just as Good as APC

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

    I was hesitant to purchase at first because I always bought APC.

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

    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.

    Fits my needs. Would buy again. Great product for the price.

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

    Rated 5 out of 5 stars

    Awesomeiness

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

    Having a UPS is a life saver at times, when the power goes out.

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

    Rated 5 out of 5 stars

    Excellent Product

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

    Very good buy for the price. It works well for my application

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

    Rated 5 out of 5 stars

    Great Buy!

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

    Bought 3 of these, all work well and havn't had any failed one yet

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

    Rated 5 out of 5 stars

    great battery backup!

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

    the cyberpower battery backup is easy to install and works great!

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

    Rated 4 out of 5 stars

    Would reccomend

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

    I have bought one of these in the past, this has been a good backup and it has kicked on in the summer with brown outs.

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

    Rated 5 out of 5 stars

    Good

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

    Works just like it said. Pleased with it. Back up my router

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

    Rated 5 out of 5 stars

    Back up

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

    Works every time electricity goes out everything keeps running

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

    Rated 5 out of 5 stars

    does what it says

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

    awesome pieace... battery life is great... no issues at all

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

    Rated 4 out of 5 stars

    Good backup for the price

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

    I have had a similar unit previously that finally died. I choose this item because I know it will do the job.

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

    Rated 5 out of 5 stars

    Good peoduct

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

    This is a good ups it does exactly what it is supposed to do.

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

    Rated 5 out of 5 stars

    Lasted 5+ years

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

    The battery system lasted at least five years for me. No problems

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

    Rated 5 out of 5 stars

    Great

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

    Does a great job has plenty of outlets. Great price.

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

    Rated 5 out of 5 stars

    Really good BBU

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

    Easy to use and works like a charm. Glad I purchased this one.

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

    Rated 5 out of 5 stars

    Replacement for older battery

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

    Excellent service for many years, finally needed to be replaced

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

    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.

    No Issues. Works as intended. Placed in on a Dell Desktop.

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

    Rated 5 out of 5 stars

    Back up battery

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

    This is a great battery...easy to set up and use. A must have!

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

    Rated 4 out of 5 stars

    This is a decent battery back up for the the price

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

    I was satisfied with this purchase. This was a decent battery back up for the the price.

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

    Rated 5 out of 5 stars

    Battery replacemet

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

    Old battery gave out and the new is working just fine.

    I would recommend this to a friend
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