Customers find value in the 1500VA Sine Wave Battery Back-Up System's long battery life, strong performance, and ease of use. Many appreciate its pure sine wave output, ample power, and user-friendly display and setup. Positive feedback also highlights the unit's quiet operation and compact size. However, some customers note the system's significant weight as a drawback.
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 5 Showing 81-100 of 890 reviews
Pros mentioned:
Sine wave
Rated 5 out of 5 stars
Excellent protection
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Posted . Owned for 1 month when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
This battery back-up offers a protection that is not common on the commercial product available at the electronic stores. The capacity and the Sine wave protection are a basic commodity to protect the electronic equipment in PR.
I would recommend this to a friend
Pros mentioned:
Overall performance
Rated 5 out of 5 stars
Excellent
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Posted .
This reviewer received promo considerations or sweepstakes entry for writing a review.
Great, plugs right in and works. Peace of mind and quiet.
I would recommend this to a friend
Rated 5 out of 5 stars
Dependable and reliable UPS System
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Posted . Owned for 3 weeks when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
I bought this after my 10-year one stopped working properly. (I believe the average life span is about 10 years). I love how this machine not only provides another step of surge protection, but how it performs flawlessly as a battery backup during power failures. I set the UPS for the amount of time I needed to shut down my electronic systems properly during a power failure. The Sine Wave system is a comfort to know it is there when/if needed. I can highly recommend Cyber Power 1500VA Sine Wave Battery Backup System.
I would recommend this to a friend
Pros mentioned:
Battery life
Rated 5 out of 5 stars
Does its' job without sobbing.
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Posted . Owned for 3 weeks when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
I have it hooked up to my custom-built gaming rig and monitors, and it estimates about 20 minutes on it before it dies. Haven't had bad enough storms recently to cause power to go out for that long, but I have full trust in this little guy under my desk to give me enough time to power everything down and charge my phone a few times over in the event of total power failure.
I would recommend this to a friend
Pros mentioned:
Battery life
Rated 5 out of 5 stars
Fast delivery and reliable.
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Posted . Owned for 1 week when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
The UPS arrived quickly and was very well packed, delivered right to my door. After unpacking and going through the safety instructions, I plugged it in and connected my LG C4 TV and a lamp. For the non-battery-backed outlets, I hooked up my soundbar and PS5.
To test it out, I unplugged the UPS from the wall to see how long the TV and lamp would stay on—and they lasted well over an hour. I couldn’t be happier with this purchase!
I feel safer buying from Best Buy as a Best Buy Member, because I have 2 months to return it if anything would go wrong.
I would recommend this to a friend
Pros mentioned:
Battery life
Rated 5 out of 5 stars
Pure Sine wave perfect for new gaming PC
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Posted . Owned for 1 month when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
I did a lot of research before choosing Cyberpower for my Battery backup system. I have a new gaming PC and found out that the power supply needs a pure sine wave output to avoid unexpected powerdowns. I consulted their website, which does a great job of educating about how to choose a battery backup powersupply, to calculate the size of the battery backup unit I needed. I like the fact that it can charge cell phone as well in the event of a prolonged loss of power for my house.
I really like the front tilting display which shows a variety of things like expected run time, minute by minute power consumption, etc. Their software does an even better job of providing real time data on how the unit is functioning. Tech support was prompt and friendly when I had questions about the product
Great product and worth the price.
I would recommend this to a friend
Pros mentioned:
Surge protection
Rated 5 out of 5 stars
Very good
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Posted . Owned for 3 weeks when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
Purchased to protect my pc build. Can’t go wrong with this.
I would recommend this to a friend
Pros mentioned:
Sine wave
Rated 5 out of 5 stars
GOOD QUALITY, PROTECT YOUR ELECTRONICS!
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Posted . Owned for 2 months when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
I've been using APC products for years and haven't tried any other brands because APC worked fine. I've only had the CyberPower for a few months but it too is working as expected, the construction is solid and the color display is a little nicer than APC. All the right I/O features. Good product so far. No complaints. Sine Wave is nice.
I would recommend this to a friend
Pros mentioned:
Battery life, Surge protection
Rated 5 out of 5 stars
Good protection
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Posted . Owned for 1 month when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
Very good surge protection & battery backup. I’ve had a few power outages since I purchased it and it has been a lifesaver. It is also not too large.
I would recommend this to a friend
Pros mentioned:
Battery life
Rated 5 out of 5 stars
Exactly what you need
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Posted . Owned for 1 month when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
Perfect for most PC setups. I have a 500W PC with two monitors. Lasts about 25 minutes. Plenty of time to shutdown everything properly. Plenty of outlets for most setups also. The front USB and USB C ports are perfect convenience for everyday charging.
I would recommend this to a friend
Pros mentioned:
Overall performance
Rated 5 out of 5 stars
CyberPower Battery Back-up
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Posted .
This reviewer received promo considerations or sweepstakes entry for writing a review.
For a mid-sized business, home office, or gaming PC setup, this UPS offers clean, reliable backup with strong monitoring and protection features. It’s a smart investment if you need ample outlets, sine‑wave power, and peace of mind—just keep an eye on battery health over time. Clean, capable, and competitively priced.
I would recommend this to a friend
Pros mentioned:
Battery life, Surge protection
Rated 5 out of 5 stars
Have on in each room
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Posted . Owned for 3 weeks when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
Great way to protect your electronics (TV, gaming systems, computers, networking equipment, etc) and provide powered during an outage. This battery system will not last for hours, but will covers a short amount of time and give you the time to SAFELY shutdown everything. MAINTENANCE: the batteries do last forever and can be replaced.
I would recommend this to a friend
Pros mentioned:
Battery life
Rated 5 out of 5 stars
Good Back up
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Posted . Owned for 1 year when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
Its been several years since I bought it and I haven't had any problem with it. Battery stills holds pretty well.
I would recommend this to a friend
Pros mentioned:
Battery life, Ease of use
Rated 5 out of 5 stars
CyberPower GX1500U UPS
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Posted . Owned for 3 weeks when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
UPS works as promised. Connection and setup is very straight forward. Battery backup time is very good. Power output is very clean on battery. UPS has a very small footprint.
I would recommend this to a friend
Pros mentioned:
Overall performance
Rated 5 out of 5 stars
An Absolute Must Have for Electronic Devices
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Posted . Owned for 1 month when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
I have used this product before on my entertainment/gaming center and knew immediately what to purchase for my new mini-itx PC desk setup.
This unit is great and especially awesome for protecting your devices from unwanted electrical spikes or power outs. In a time when demand greatly exceeds demand this unit gives me confidence to stay active regardless of my grid or weather conditions.
This unit is pretty large and will give you a little bit of head room to expand on. If you have a full on studio desk setup up I suggest two of these units but for casual desk and entertainment use it will than more suffice.
I would recommend this to a friend
Pros mentioned:
Surge protection
Rated 5 out of 5 stars
Works as advertised
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Posted .
This reviewer received promo considerations or sweepstakes entry for writing a review.
I bought this after losing a modem to a lightning strike. The surge protector/power strip I had didn’t protect like it should have. So far, this unit has protected all of my sensitive electronics I have hooked to it.
I would recommend this to a friend
Pros mentioned:
Overall performance
Rated 5 out of 5 stars
Works great.
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Posted .
This reviewer received promo considerations or sweepstakes entry for writing a review.
Works great. Easy to use software to assess its health. Power just went out yesterday and this kept me running. Also, on the Cyberpower website, customer support was helpful in picking the correct unit.
I would recommend this to a friend
Pros mentioned:
Overall performance
Rated 5 out of 5 stars
Happy Birthday
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Posted .
This reviewer received promo considerations or sweepstakes entry for writing a review.
Bought this for my sons birthday! Its all he wanted, so, i got it. He was definitely elated! So,must be a great product cuz hes a nerd, and i love seeing him happy, and this makes him happy, so i am happy.
I would recommend this to a friend
Rated 5 out of 5 stars
I'm Glad I Bought This
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Posted . Owned for 2 weeks when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
This appears to be a very well-made device. It's already saved me once when the power failed and came back on 30 seconds or so later. I was working on my computer, and it didn't miss a beat - like it never happened. I'm glad I bought this and I would highly recommend it.
I would recommend this to a friend
Pros mentioned:
Surge protection
Rated 5 out of 5 stars
CyberPower 1500VA Sine Wave Battery Back-Up System
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Posted . Owned for 3 weeks when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
Due to recent power outage over several days, the need to protect valuable electronics from abrupt power cut-offs. There are multiple options with CyberPower back-up systems but preferred this system because of the number of surge protected connections (5). This is something that must be planned for in advance and kept in mind when researching systems. I also prefer the digital features of the system hardware and the downloadable CyberPower Panel. Functions as advertised and online video support is available for proper set-up.