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Customer Ratings & Reviews

$64.99

Customer reviews

Rating 4.7 out of 5 stars with 1968 reviews

Rating Filter

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 43 Showing 841-860 of 1,968 reviews
  • Rated 5 out of 5 stars

    Very good and really recommend

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

    I love it!! Provides me with enough outlets and Incase of an outage, it will provide you with powers

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

    Rated 5 out of 5 stars

    Nice 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.

    This product works great for my modem and router. Never used CyberPower before but I like it!

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

    Rated 5 out of 5 stars

    Extra Power

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

    This is a great product. This is the 2nd one I bought and it worked great through a couple of power outages.

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

    Rated 5 out of 5 stars

    Power for electric recliner

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

    This is hooked up to our power recliner. If your in the chair with your feet up and the power goes out i woukd be stuck without this

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

    Rated 5 out of 5 stars

    Works as described

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

    Good item. Worked well right out of the box. Does what it's supposed to. What else can you ask for?

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

    Rated 5 out of 5 stars

    great

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

    Great! Works well and I am pleased with this product. I recommend it with "Thumbs Up!"

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

    Rated 5 out of 5 stars

    Does the trick...

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

    Surge protection and power extension for mild-term power loss in a perfect, safe, quiet package. Ideal.

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

    Rated 5 out of 5 stars

    Great for family use

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

    Great batter for multiple thinks plugged like computer, iPad, cell phone.

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

    Rated 5 out of 5 stars

    Great value 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.

    Exactly what we needed. Our last one failed, this one took its place. It holds up to a fairly heavy workload for it size.

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

    Rated 5 out of 5 stars

    I had one before and liked it. OI like this one al

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

    I like the idea if the power goes off when I have the comp on I have time to shut off everything without loseing it

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

    Rated 5 out of 5 stars

    Saves computer

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

    Our electricity goes off fairly often during major storms. This device gives me time to shut down our PC correctly when this happens.

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

    Rated 5 out of 5 stars

    Just what the doctor ordered

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

    Great product. The last one we had lasted for 10 years with no issues.

    I would recommend this to a friend
    • Brand response from TechSupport
      Posted .

      Hello Gregors. Glad to hear of your continued trust in Cyber Power. Thank you for submitting your review! CyberPower

  • Pros mentioned:
    Battery life

    Rated 5 out of 5 stars

    Perfect size for my computer desk.

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

    No problems so far. Charged overnight before use per instructions. Works for my MAC and Printer as well as a lamp, etc.

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

    Rated 4 out of 5 stars

    Works well for small unit

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

    This little battery backup and surge protector is great for laptops and other small electronics when electricity goes out. Seems to last longer than expected, purchasing 2 more units.

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

    Rated 5 out of 5 stars

    Excellent Item

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

    Bought as a replacement UPS and it works great. It also had an excellent price compared to others.

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

    Rated 4 out of 5 stars

    Does what it is supposed to

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

    Works well, expect to replace the battery within 2 years or buy another. We run them 24/7 in our environment, they don't last forever but they do what they are supposed to.

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

    Owner

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

    We always have power blinks but this has always saved my work problems

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

    Rated 5 out of 5 stars

    Was on sale

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

    Got this on sale and use it as battery backup for my computer. Can't let my stuff go to waste if there was an electrical surge.

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

    Rated 5 out of 5 stars

    Tiger

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

    I like it , I feel my computer, my monitor & modem are safe. Specially with power outage & surge.

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

    Rated 5 out of 5 stars

    Review of small bsttery bsckup

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

    Perfect for my needs. Best Buy had it in stock. Fair price.

    I would recommend this to a friend