Ultimate Upgrade SaleEnds Sunday. Limited quantities. No rainchecks.Shop now

Skip to contentGo to Product Search
Main Content

Customer Ratings & Reviews

No content
  • Front. CyberPower - 450VA Battery Back-Up System - Black.
  • Alt View 11. CyberPower - 450VA Battery Back-Up System - Black.
  • Alt View 12. CyberPower - 450VA Battery Back-Up System - Black.
  • Alt View 14. CyberPower - 450VA Battery Back-Up System - Black.

CyberPower - 450VA Battery Back-Up System - Black

Model:
SE450G1
SKU:
10734894
$75.93

Customer reviews

Rating 4.7 out of 5 stars with 1979 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

95%
would recommend
to a friend
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 84 Showing 1,661-1,680 of 1,979 reviews

  • Power back up protector

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

    Great back up device do you have. Good to have when block outs occurs.

    This review is from CyberPower - 450VA Battery Back-Up System - Black

    I would recommend this to a friend

  • Good for it’s purpose

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

    Good for it’s purpose, would reccomend to anybody looking for a similar product

    This review is from CyberPower - 450VA Battery Back-Up System - Black

    I would recommend this to a friend

  • Keep me running for PC gunning... Boom!

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

    No More worrying about power outages... I'm good to go...on and on.

    This review is from CyberPower - 450VA Battery Back-Up System - Black

    I would recommend this to a friend

  • Power supply

    |
    |
    Posted . Owned for 6 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Good power supply, only last minutes but does the job well.

    This review is from CyberPower - 450VA Battery Back-Up System - Black

    I would recommend this to a friend

  • Great power supply

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

    Great power supply many different outlets to cover computer/printer and more

    This review is from CyberPower - 450VA Battery Back-Up System - Black

    I would recommend this to a friend

  • Best choice

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

    Best inversion ever. My devices are safe and running perfectly.

    This review is from CyberPower - 450VA Battery Back-Up System - Black

    I would recommend this to a friend

  • Good Backup Batteries

    |
    |
    Posted . Owned for 11 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Use several of the battery backup batteries for my computer, routers and wifi devices.

    This review is from CyberPower - 450VA Battery Back-Up System - Black

    I would recommend this to a friend

  • Great back up

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

    Someone suggested we use a backup surge protector in front of our main surge protector.

    This review is from CyberPower - 450VA Battery Back-Up System - Black

    I would recommend this to a friend

  • Great product

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

    Great product. Does what it is supposed to do. Good quality.

    This review is from CyberPower - 450VA Battery Back-Up System - Black

    I would recommend this to a friend

  • Easy to install

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

    Installation is very easy. For important home electronic protection, I would recommend this item.

    This review is from CyberPower - 450VA Battery Back-Up System - Black

    I would recommend this to a friend

  • Power Surge

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

    We needed a new power surge for the new computer we just purchased

    This review is from CyberPower - 450VA Battery Back-Up System - Black

    I would recommend this to a friend

  • Great battery

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

    Wonderful power supply for low power usage that you just need to stay on

    This review is from CyberPower - 450VA Battery Back-Up System - Black

    I would recommend this to a friend

  • Tech backup

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

    Great product that works seamlessly with our current technology.

    This review is from CyberPower - 450VA Battery Back-Up System - Black

    I would recommend this to a friend

  • Works well

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

    Serves it's function. Enough outlets for my needs.

    This review is from CyberPower - 450VA Battery Back-Up System - Black

    I would recommend this to a friend

  • It’s a battery backup

    |
    |
    Posted . Owned for 7 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    This keeps my equipment safe and running until I can shut it down properly.

    This review is from CyberPower - 450VA Battery Back-Up System - Black

    I would recommend this to a friend

  • Great value

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

    Don't plug expensive devices straight into the wall. Spend $50 on a protector

    This review is from CyberPower - 450VA Battery Back-Up System - Black

    I would recommend this to a friend

  • Great size and features

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

    Love this battery. One of the few that will fit with cable management system.

    This review is from CyberPower - 450VA Battery Back-Up System - Black

    I would recommend this to a friend

  • Good buy

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

    Easy plug ins. Good buy. Met our needs. Probably will buy another one.

    This review is from CyberPower - 450VA Battery Back-Up System - Black

    I would recommend this to a friend

  • Great Backup!

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

    I'm using this as a battery backup for my cable router. It does a great job.

    This review is from CyberPower - 450VA Battery Back-Up System - Black

    I would recommend this to a friend

  • Does what it’s supposed to do

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

    Very well worth the money, has plenty of ports and seems well built. Recommended!

    This review is from CyberPower - 450VA Battery Back-Up System - Black

    I would recommend this to a friend
Page 84, Showing 1,661-1,680 of 1,979 reviews
Sign in or Create Account

Get the latest deals and more.

Best Buy appLearn more
Share on YouTubeShare on InstagramShare on TikTokShare on FacebookShare on PinterestShare on X
Best Buy Canada
AccessibilityTerms & ConditionsPrivacyInterest-Based AdsState Privacy RightsHealth Data PrivacyDo Not Sell/Share My Personal InformationLimit Use of My Sensitive Personal InformationTargeted Advertising Opt OutCA Supply Chain Transparency Act
In-store pricing may vary. Prices and offers are subject to change. © 2026 Best Buy. All rights reserved. BEST BUY, the BEST BUY logo, the tag design, and MY BEST BUY are trademarks of Best Buy and its affiliated companies.