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 17 Showing 321-340 of 1,032 reviews
Pros mentioned:
Surge protection
Rated 5 out of 5 stars
So far so good!
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This reviewer received promo considerations or sweepstakes entry for writing a review.
This is my first experience owning an uninterrupted power supply, and so far it's been great! Not that we have much trouble with electricity, but if you own a super-expensive computer, it just makes sense to protect it as much as possible.
I would recommend this to a friend
Pros mentioned:
Battery life, Price
Rated 4 out of 5 stars
Great battery backup
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This reviewer received promo considerations or sweepstakes entry for writing a review.
Excellent price, easy setup, and reliable battery backup
I would recommend this to a friend
Pros mentioned:
Battery life
Rated 5 out of 5 stars
Works as designed
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This reviewer received promo considerations or sweepstakes entry for writing a review.
We use these at work and seem to get good life out of them (averaging 3 years). I still think they cost too much but they do save a lot of time when power issues occur and you can save your work before turning off your computer (if needed).
I would recommend this to a friend
Pros mentioned:
Battery life
Rated 5 out of 5 stars
Great Product worth the money!
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This reviewer received promo considerations or sweepstakes entry for writing a review.
I bought this product and it is wonderful and it is performing as expected. No problems and it hold the power the right amount of time to shut down my computer in time after the power has gone out. I did test it on 27" IMac and not a single problem!
I would recommend this to a friend
Pros mentioned:
Battery life
Rated 4 out of 5 stars
Did not fail over the first time
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This reviewer received promo considerations or sweepstakes entry for writing a review.
For some reason when I cut off the power the first time the unit beeped as if there was battery failure and did not cut over. After power cycling the unit came back online and has worked flawless.
I'm using this as a cheapo UPS and recommend the APC line if you need something rock solid. The first experience with this unit was not ideal.
I would recommend this to a friend
Rated 5 out of 5 stars
Cyberpower Battery Backup
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This reviewer received promo considerations or sweepstakes entry for writing a review.
I bought this for my computer equipment. I have used a similar model for eight years and was very satisfied. I automatically purchased the same brand. It functions beautifully and the extra outlets are very handy for peripherals and protection.
I would recommend this to a friend
Rated 5 out of 5 stars
Best design for small sized ups solution
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This reviewer received promo considerations or sweepstakes entry for writing a review.
For the size, this unit features a lot of outlets and also keeps enough space between the outlets to allow multiple large brick style plugs to be placed in it without interfering with the plugs next to it. Great thinking on cyber powers part
I would recommend this to a friend
Rated 5 out of 5 stars
Great surge/battery backup product
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This reviewer received promo considerations or sweepstakes entry for writing a review.
Excellent customer service. I will continue to shop at Best Buy
I would recommend this to a friend
Pros mentioned:
Battery life
Rated 5 out of 5 stars
Works great with 3D printer
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This reviewer received promo considerations or sweepstakes entry for writing a review.
I bought this UPS for my 3D printer. I kept having power glitches that ruined my prints. Since I installed this UPS I have not had any print problems (related to power). Also have the PC that I use with the printer on the unit as well.
I would recommend this to a friend
Pros mentioned:
Performance
Rated 5 out of 5 stars
Good protection for your electronics
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This reviewer received promo considerations or sweepstakes entry for writing a review.
I decided to find a surge protection for my router to minimize that power outage affect my home's internet performance. Since I bought the back-up system I haven't had issues with the internet when weather is affecting the power supply.
I would recommend this to a friend
Rated 5 out of 5 stars
Item as described, great ups
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This reviewer received promo considerations or sweepstakes entry for writing a review.
completely satisfied with this ups, does exactly what I needed
I would recommend this to a friend
Pros mentioned:
Surge protection
Rated 5 out of 5 stars
Last a long time
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This reviewer received promo considerations or sweepstakes entry for writing a review.
I had purchased the Cyber Power Battery back up system previously and it lasted over 20 years so I decided to buy another one. It is well worth the extra dollars. We have had many power surges and my system has stayed connected.
I would recommend this to a friend
Pros mentioned:
Surge protection
Rated 5 out of 5 stars
If you don't own one of these you are crazy
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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.
The brown outs kill your computers, not the surges! This one i protect my entire office computers with, but you also need need to protect your flat screen tv's...and stereo systems!
I would recommend this to a friend
Pros mentioned:
Battery life
Rated 5 out of 5 stars
Excellent Product Addition
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This reviewer received promo considerations or sweepstakes entry for writing a review.
Needed 5 of these for my office has been a few months since my purchase and have had no issues to report. They work as they should and never failed to overload on the battery side.
I would recommend this to a friend
Rated 5 out of 5 stars
Love the Back-Up
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This reviewer received promo considerations or sweepstakes entry for writing a review.
This is not the first one I've purchased and I love them!!!
I would recommend this to a friend
Pros mentioned:
Battery life
Rated 5 out of 5 stars
Performs well
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This reviewer received promo considerations or sweepstakes entry for writing a review.
I live in an area where we experience brief power outages frequently. My computer does not skip a beat with this. I also use Power Panel Personal Edition to monitor my battery capacity and estimated runtime with this battery backup.
I would recommend this to a friend
Pros mentioned:
Surge protection
Rated 5 out of 5 stars
Needed to protect my TV from surges
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This reviewer received promo considerations or sweepstakes entry for writing a review.
Got a lot invested in my television and wanted to make sure that it was not going to secume to a power surge etc. It was easy to set up... just plugged it in and then selected the surge protection to plug in the TV. Very easy.
I would recommend this to a friend
Rated 5 out of 5 stars
Like it
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This reviewer received promo considerations or sweepstakes entry for writing a review.
For what I need it, this size of UPS is perfect!! Just the right size
I would recommend this to a friend
Rated 5 out of 5 stars
Great power backup.
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This reviewer received promo considerations or sweepstakes entry for writing a review.
Great product from Best Buy. Friendly efficient employees.
I would recommend this to a friend
Rated 5 out of 5 stars
Good surge protector for the money
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This reviewer received promo considerations or sweepstakes entry for writing a review.
Always used a surge protector and it was easy to install