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Customer Ratings & Reviews

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Customer reviews

Rating 4.7 out of 5 stars with 932 reviews

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Rating by feature

  • Quality

    Rating 4.1 out of 5 stars

  • Ease of Use

    Rating 4.1 out of 5 stars

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97%would recommend to a friend

Customers are saying

Customers consistently note the excellent battery life and reliability of the Back-UPS 450VA Network 40 UPS. Positive feedback also highlights its surge protection capabilities, ease of use, and reasonable price. While some users mentioned the unit's audible alarm and weight, the majority of reviews were overwhelmingly positive. The compact size and availability of outlets were also frequently praised.

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 40 Showing 781-800 of 932 reviews
  • Rated 5 out of 5 stars

    Works

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

    Was bought to assist my parents with keeping power should the power go out. Works as expected.

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

    It comes in very handy!

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

    This was very easy to set up. Everyone should have a battery backup. I like this brand.

    I would recommend this to a friend
  • Rated 4 out of 5 stars

    Great product almost 5 stars

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

    This is a great product to have to protect your electronics. I would give it 5 stars if the spacing between the outlets were bigger, otherwise very satisfied with it.

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

    Great UPS

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

    It holds power for all my devices, one desktop PC, Laser Printer, Monitor and Fax Machine.

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

    A layer of protection for small speaker equipment

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

    We have lot of electrical failure in our area so purchased this for our smaller equipment.

    I would recommend this to a friend
  • 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.

    We use these at work and they are great. Fair price and I get to use my rewards. Win win!

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

    APC is the ONLY way to go

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

    I've gone through 5 cyber power ups's to one APC. APC just last longer and simply works.

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

    Good reliable product

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

    Purchased 3 units. Easy to connect the battery. Works good and is a reliable product.

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

    Work great

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

    I have a pc hooked up to it, power went off, keep the pc online for about 20 minutes.

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

    great for dvr back ups, for power loss

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

    We use these for our back up to video recorders, once power goes down these kick in for hours.

    I would recommend this to a friend
  • 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.

    I have had this back-up for over a year and it still works great. No regrets.

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

    Excellent backup

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

    Came in handy during hurricane excellent product does what it is supposed to do

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

    Great product!!

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

    With all the power outages and power surges this product works very well.

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

    Great battery backup system

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

    Item works just like described. Shipping was fast and I haven't had any problems with it.

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

    Right price point - solid unit

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

    Reputable brand; compact, quick set-up. Works right out of the box. Can't miss.

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

    Great battery -back up

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

    I got this one to replace an older one i had power outage an no DVR recording

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

    I purchase the APC back ups for my home computer.

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

    I purchase the APC Products back ups for my home computer and I love it!

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

    Performs as expected

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

    Cable router kept resetting due to power fluctuations/outages. Problem solved.

    I would recommend this to a friend
  • Rated 4 out of 5 stars

    Met my needs

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

    I was hoping the battery would last longer than it did, but it does exactly as it claims. It does warn you when it is loosing power which is nice.

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

    Great

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

    Great to have. Lost power day after buying computer so glad we got the surge protector.

    I would recommend this to a friend