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Customer Ratings & Reviews

$64.99

Customer reviews

Rating 4.7 out of 5 stars with 1968 reviews

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Rating by feature

  • Value

    Rating 4.6 out of 5 stars

  • Quality

    Rating 4.7 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 commend the 450VA Battery Back-Up System for its battery life, performance, compact size, surge protection, affordable price, and ease of use. Many appreciate the generous amount of outlets available. However, some customers have noted the absence of a USB port, while others have mentioned concerns about noise, weight, and alarm issues.

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 38 Showing 741-760 of 1,968 reviews
  • Pros mentioned:
    Surge protection

    Rated 5 out of 5 stars

    economy Battery Back-up

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

    Just what I needed for my mac os, Will let me save my work in a power failure while providing protection from power surges.

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

    Rated 5 out of 5 stars

    Good Piece of Mind

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

    Good piece of mind knowing this power pack protects my computer and equipment for shortages. My business depends on these items for daily use.

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

    Rated 5 out of 5 stars

    Love it

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

    Really great product, not too heavy but better for small devices like telphones,and other stuff. But overall im really satisfied

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

    Good item to have

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

    Good item to have as a backup if the electricity goes out. Haven’t had to make use of it yet, but it is nice to know i have it.

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

    Plug and Play!

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    Posted . Owned for 9 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I bought this after my old backup died. After using the CyberPower for 9 months I have had no issues. Just plug in and go. Great!

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

    Rated 5 out of 5 stars

    Dependable UPS unit

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

    Very dependable UPS unit. Great smaller size for protecting your smaller electronics and harddrives.

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

    Rated 5 out of 5 stars

    A must have

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

    Keeps the modem and wireless router running for hours after a power outage. A must have to keep things up and running.

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

    Rated 5 out of 5 stars

    Best all around power backup.

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    Posted . Owned for 5 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    When it comes to practical, this one fits its purpose, not to big, not too small... it just works great.

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

    Rated 5 out of 5 stars

    UPS

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

    This UPS is a replacement for an old UPS that went bad. It worked perfectly and is a great buy for anyone looking for one.

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

    Great quality

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    Posted . Owned for 4 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Top quality product, no issues so far. Connects fast and secured overall.

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

    Rated 5 out of 5 stars

    Great buy

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

    Does the job. This was a great buy for our electronics

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

    Rated 5 out of 5 stars

    Great product!

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

    Like its bigger brother I bought for the theater system, this is in our bedroom and didn’t miss a beat when power dropped in a storm.

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

    Rated 5 out of 5 stars

    Just what I needed

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

    This unit was perfect for my project. It is compact and capable. Very fairly priced.

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

    Does what it should

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

    Easy to use. Exactly what was needed for the terrible Texas power grid to keep our gaming system alive.

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

    Works great!

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

    Definitely needed for expensive devices. Great design as well

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

    Rated 5 out of 5 stars

    Great backup during power outages

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

    The 450VA Battery Back up System provides power long enough for me to finish a report and turn off the computer and accessories when there is a power outage.

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

    Rated 5 out of 5 stars

    Power surges

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    Posted . Owned for 9 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    We get power surges, this has been a great back up for our house. We no longer have any issues with TVs not turning back on or computers not working

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

    Rated 5 out of 5 stars

    Great

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

    Like having the extra insurance of being able to get computer shut down during a power outage. Haven't had to "use" it, but nice to know its there

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

    Rated 5 out of 5 stars

    Compact battery

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

    Searching for a new battery back up and search protector found the 425VA as the one select by me. It’s perfect for my needs and space available for it.

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

    Rated 5 out of 5 stars

    Easy as Geek Squad!

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

    The Geek Squad tech installed it when he setup my new computer. No complaints, so it must be good!

    I would recommend this to a friend