Customer Ratings & Reviews
- Model:
- SX650U
- |
- SKU:
- 6239409
Customer reviews
Rating 4.7 out of 5 stars with 1780 reviews
(1,780 customer reviews)Rating by feature
- Value4.6
Rating 4.6 out of 5 stars
- Quality4.6
Rating 4.6 out of 5 stars
- Ease of Use4.8
Rating 4.8 out of 5 stars
Customers are saying
Customers have good things to say about the 650VA Battery Back-Up System, especially its long battery life, overall performance, and ease of use. Many appreciate the reasonable price and adequate surge protection, as well as its convenient size and handy USB ports. Some customers have noted minor issues such as a slight humming noise and, in rare cases, random alarm activations. A few have mentioned its weight and isolated incidents of overheating.
This summary was generated by AI based on customer reviews.
Rated 5 out of 5 stars
Good for backup
||Posted . Owned for 3 weeks when reviewed.This reviewer received promo considerations or sweepstakes entry for writing a review.Keep in mind these only last long enough to shut your system down properly and enough time to do last minute stuff until power comes back on.
I would recommend this to a friendRated 5 out of 5 stars
Power back up
||Posted .This reviewer received promo considerations or sweepstakes entry for writing a review.So far good, still working see how long lasting, I buy always Best Buy products, specially this item
I would recommend this to a friendRated 5 out of 5 stars
Great power backup
||Posted . Owned for 1 month when reviewed.This reviewer received promo considerations or sweepstakes entry for writing a review.This power backup is robust and works great to support computer and ancillary items providing time to close out projects in long power outages.
I would recommend this to a friendRated 5 out of 5 stars
Great item, excellent quality
||Posted . Owned for 1 month when reviewed.This reviewer received promo considerations or sweepstakes entry for writing a review.high quality item, well made, I tested the run time it offers and found it to be longer than it is rated for. Great product.
I would recommend this to a friendRated 5 out of 5 stars
Great for the price
||Posted .This reviewer received promo considerations or sweepstakes entry for writing a review.Great battery back up for the price. Working as designed so far. We loose power at least once a month for a few seconds at a time. Frustrating. So far so good.
I would recommend this to a friendRated 5 out of 5 stars
would buy again
||Posted . Owned for 3 weeks when reviewed.This reviewer received promo considerations or sweepstakes entry for writing a review.i found this when i went in for something else. i love it
I would recommend this to a friendRated 5 out of 5 stars
Love it.
||Posted . Owned for less than 1 week when reviewed.This reviewer received promo considerations or sweepstakes entry for writing a review.Kept computers/internet and phone working after brief power outage. Was on a call at time of outage and never got disconnected. Awesome product.
I would recommend this to a friendRated 5 out of 5 stars
Product replacement
||Posted . Owned for 3 weeks when reviewed.This reviewer received promo considerations or sweepstakes entry for writing a review.Product recommended by associate and good choice. Appreciate assistance indefining best choice for my situation.
I would recommend this to a friendRated 4 out of 5 stars
Good value for the price
||Posted . Owned for 1 month when reviewed.This reviewer received promo considerations or sweepstakes entry for writing a review.Good value for the price. Hardware seems very good, working properly. Software could be a little more stable, seems to lose communications to the battery a bit more than it should, but gets back on line quickly.
I would recommend this to a friendRated 5 out of 5 stars
Compact and no issues
||Posted . Owned for 4 months when reviewed.This reviewer received promo considerations or sweepstakes entry for writing a review.Works great, provides a little protection in my building where the power isn't great. Has kept devices on a few times when everything else restarted.
I would recommend this to a friendRated 5 out of 5 stars
AJAY
||Posted . Owned for 1 year when reviewed.This reviewer received promo considerations or sweepstakes entry for writing a review.I Eliminated a lot of cluster. Enjoy the back of power, came I. Good use doing power outage. Still was able to have light and tv.
I would recommend this to a friendRated 5 out of 5 stars
Battery Back Up System.
||Posted . Owned for 1 week when reviewed.This reviewer received promo considerations or sweepstakes entry for writing a review.Has not been put to the test as of yet. Maybe tomorrow.
I would recommend this to a friendRated 4 out of 5 stars
Cyber Power Battery Back-up System
||Posted . Owned for 3 weeks when reviewed.This reviewer received promo considerations or sweepstakes entry for writing a review.Product is doing what it is designed to do. Time will tell if operation is as simple as it appears to be. No power outages so far...will know more after a failure. Was glad to find this at Best Buy!
I would recommend this to a friendRated 5 out of 5 stars
Good power supply
||Posted . Owned for 1 month when reviewed.This reviewer received promo considerations or sweepstakes entry for writing a review.Does the job. My only issue is that it should have some outlets at a 90° angle to make room for more converter plugs.
I would recommend this to a friendRated 5 out of 5 stars
Updated plug arrangements are great.
||Posted . Owned for 1 month when reviewed.This reviewer received promo considerations or sweepstakes entry for writing a review.This model is still a bit bulky, but the updated outlet arrangements are well spaced and accommodated everything I needed to plug in.
I would recommend this to a friendRated 5 out of 5 stars
cyber power
||Posted . Owned for 1 month when reviewed.This reviewer received promo considerations or sweepstakes entry for writing a review.Great piece of mind I used this to perform some alb works now I not have to think about power disruption during my lab works.
I would recommend this to a friendRated 5 out of 5 stars
Excellent product
||Posted .This reviewer received promo considerations or sweepstakes entry for writing a review.Needed a product like this for power surges in our area. Few days after we purchased it we had a power surge and product did its job. Computer was not affected.
I would recommend this to a friendRated 5 out of 5 stars
Good product
||Posted . Owned for 1 month when reviewed.This reviewer received promo considerations or sweepstakes entry for writing a review.It's serving its purpose. Purchased two for my home office and specifically for my internet router and it works fine.
I would recommend this to a friendRated 5 out of 5 stars
Works great!
||Posted . Owned for 1 week when reviewed.This reviewer received promo considerations or sweepstakes entry for writing a review.Excellent product! So far so good. Using this for mother’s modem and router so there’s no interruption for power glitches.
I would recommend this to a friendRated 5 out of 5 stars
CyberPower 650
||Posted .This reviewer received promo considerations or sweepstakes entry for writing a review.I bought it in July 2021, and still works well. Reliable power surge.
I would recommend this to a friend




