Customers commend the 1500VA Sine Wave Battery Back-Up System for its overall performance, ease of use, and helpful features such as sine wave output and surge protection. Many appreciate the clear display, straightforward setup, quiet operation, and ample outlets. Some customers have noted concerns regarding the price and weight, while a few have mentioned a noticeable smell.
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 899 reviews
Pros mentioned:
Overall performance
Rated 5 out of 5 stars
Works as advertised
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Posted . Owned for 1 month when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
Works great. My homes power is unstable as it was built in the 50s. With this, my computer is overall faster and heats up less allowing overclocks with peace of mind. Bonus, I run my led strip off the battery backup, so if the power does go out, I still have light for 60+ minutes dependent on how fast i get my computer shut down. Gets the job done effectively for the price.
I would recommend this to a friend
Pros mentioned:
Overall performance
Rated 5 out of 5 stars
Must have for home theater.
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Posted .
This reviewer received promo considerations or sweepstakes entry for writing a review.
I use this for my TV and sound bar in our living room works great for short power outages gives me timing to fire up the generator without missing a beat. Also like the clean power.
I would recommend this to a friend
Pros mentioned:
Battery life
Rated 5 out of 5 stars
Good UPS for the price.
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Posted .
This reviewer received promo considerations or sweepstakes entry for writing a review.
Great UPS, has the ability to swap out the batteries themselves instead of getting a new UPS. Lasts a while allowing the ability to safely shut down.
I would recommend this to a friend
Pros mentioned:
Battery life
Rated 5 out of 5 stars
Needed a good upgrade
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Posted .
This reviewer received promo considerations or sweepstakes entry for writing a review.
Great upgrade for battery backup. My old one was no longer working and needed to be replaced, I couldn't wait for the replacement battery so I upgraded.
I would recommend this to a friend
Rated 5 out of 5 stars
Peace of Mind
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Posted .
This reviewer received promo considerations or sweepstakes entry for writing a review.
I recently got the CyberPower 1500VA Sine Wave Battery Back-Up System, and it’s been an absolute must-have here in Florida, where we get a ton of storms and frequent lightning. I use it primarily to protect my gaming PC, and it gives me complete peace of mind knowing that sudden power surges or outages won’t damage my system.
The setup was straightforward, and it provides clean, consistent power thanks to the pure sine wave output. It’s powerful enough to keep my PC and peripherals running through short outages, giving me time to safely save work or shut down properly. The unit itself feels solid and durable, with all the necessary protections built-in to safeguard against spikes, surges, and brownouts.
Overall, the CyberPower 1500VA UPS is essential for anyone who wants to protect valuable electronics, especially in storm-prone areas. For my gaming setup, it’s been invaluable — reliable, effective, and a small investment for complete peace of mind.
I would recommend this to a friend
Pros mentioned:
Battery life
Rated 5 out of 5 stars
Love it !
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Posted . Owned for 1 year when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
It lasts about 1-2 hours when the power goes out but everything that you have plugged into it stays on for that same amount of time. Lasting time depends on how many electronics you have plugged in.
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
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:
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:
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:
Overall performance
Rated 5 out of 5 stars
good!
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Posted .
This reviewer received promo considerations or sweepstakes entry for writing a review.
It works great, providing clean electricity, and many devices are now able to use it.
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, 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, 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
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:
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:
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
Rated 5 out of 5 stars
CyberPower 1500VA Battery Back-Up System
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Posted . Owned for 1 month when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
Definite improvement over my previous discontinued battery back-up system. The vertical orientation makes power plugs easier to use. Front facing USB and USB-C ports are handy. Definitely heavy. Seems like it is the cardboard inside the box that smells, but I would rather have cardboard than Styrofoam.