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 37 Showing 721-740 of 932 reviews
Rated 5 out of 5 stars
This is a minimum power back up. Does the job.
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This reviewer received promo considerations or sweepstakes entry for writing a review.
This is a minimum power back up that does the job.If you have need for the power to continue uninterruptedly for more than a couple of minutes after a power failure then you should buy the bigger unit.
I would recommend this to a friend
Rated 4 out of 5 stars
good backup
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This reviewer received promo considerations or sweepstakes entry for writing a review.
I purchased this for a back-up battery for my alarm system.
So far, the power has not gone out, so I have no idea how long the battery will last.
But, it's only powering up a router, cable modem, 1 camera, and the digital display. So, considering those 4 devices really don't "SUCK" that much power, it should last at least 1 full day.
I would recommend this to a friend
Rated 3 out of 5 stars
Good for up to 3 plugs
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This reviewer received promo considerations or sweepstakes entry for writing a review.
The price was good, but I didn't notice that only has for up to 3 connections :(
I would recommend this to a friend
Rated 5 out of 5 stars
A great back up system
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This reviewer received promo considerations or sweepstakes entry for writing a review.
This back up system will protect my compute and data from being lost. Due to the frequent power surges here in South Florida, I find that this equipment is a necessity for all individuals having computers in their home.
I would recommend this to a friend
Rated 5 out of 5 stars
Great!
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This reviewer received promo considerations or sweepstakes entry for writing a review.
Works wonderfully. I had purchased a Cyberpower one but it was defective and would not turn on. It was my second cyberpower one with that problem so I replaced it with this APC and it works great!
I would recommend this to a friend
Rated 5 out of 5 stars
Reliable and easy to setup.
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This reviewer received promo considerations or sweepstakes entry for writing a review.
I've been using APC UPS' for years now and have never been disappointed. Only had to replace a couple when the battery finally gave out, it's seems to be cheaper to buy a new one than buying a replacement battery.
I would recommend this to a friend
Rated 5 out of 5 stars
Best UPS box I have ever used for the cost
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This reviewer received promo considerations or sweepstakes entry for writing a review.
I HAVE USED THIS TYPE OF BOX FOR MANY YEARS WITH GREAT SERVICE. I HAVE JUST GOT THE LATEST MODEL AND THERE ARE NO DIRECT CONNECTS TO THE COMPUTER. THAT IS FINE, I STILL LIKE THE SYSTEM.
I would recommend this to a friend
Rated 5 out of 5 stars
Working great
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This reviewer received promo considerations or sweepstakes entry for writing a review.
This product does what it is supposed to and I've had no issues with it. Can't ask for more, can you?
I would recommend this to a friend
Rated 5 out of 5 stars
No complaints, works great
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This reviewer received promo considerations or sweepstakes entry for writing a review.
With frequent thunderstorms in Florida I needed a back up for my computer and network and this one fit the bill. Works great and no complaints.
I would recommend this to a friend
Rated 5 out of 5 stars
Needed one old one expired
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This reviewer received promo considerations or sweepstakes entry for writing a review.
Great Product, can always trust APC! Have been using APC Battery Backup Devices for many many years, found it more cost effective to replace whole unit rather than just batteries.
I would recommend this to a friend
Rated 5 out of 5 stars
It works
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This reviewer received promo considerations or sweepstakes entry for writing a review.
I work from home and need a stable network connection. Shortly after purchasing, our house lost power, but work was not affected as this UPS seamlessly switched to battery backup. It works.
I would recommend this to a friend
Rated 5 out of 5 stars
Very Durable and Easy to Install
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This reviewer received promo considerations or sweepstakes entry for writing a review.
This backup replaced a similar one by APC that lasted over a decade! While I can't be sure this one will be as long-lasting, it seems well made and I have confidence in it.
I would recommend this to a friend
Rated 5 out of 5 stars
Have not had a power outage yet
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This reviewer received promo considerations or sweepstakes entry for writing a review.
I haven't had an outage yet, but the unit appears to be working fine. The unit seems well made and I hope I never need it, but I'm glad I have it as a safety net.
I would recommend this to a friend
Rated 5 out of 5 stars
Great so far
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This reviewer received promo considerations or sweepstakes entry for writing a review.
I have never had any problems with this type of battery backup. We have power loss all the time and they are very adequate and keeping my electronics with power and backup power.
I would recommend this to a friend
Rated 5 out of 5 stars
APC backup
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This reviewer received promo considerations or sweepstakes entry for writing a review.
This particular UPS was recommended by our IT guy. Works great so far. One of my printers always trips our breaker - this caught it every time before it tripped.
I would recommend this to a friend
Rated 5 out of 5 stars
does a good job protecting equipment
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This reviewer received promo considerations or sweepstakes entry for writing a review.
This unit will give it's life to protect what ever is connected to. It produces a clean ac power sourse to help the electronic equipment that it's working with.
I would recommend this to a friend
Rated 5 out of 5 stars
Great value for the price
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This reviewer received promo considerations or sweepstakes entry for writing a review.
I got this for $45 and it's purpose is to provide a stable power connection for a modem, router and a 24 port switch. It's been in use for about a month and has worked well.
I would recommend this to a friend
Rated 5 out of 5 stars
Protects computer when power go out.
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This reviewer received promo considerations or sweepstakes entry for writing a review.
So far it has kicked in on brown & black outs so it has saved the computer. Best thing about this unit is the battery is replaceable when needed sometime in the future.
I would recommend this to a friend
Rated 5 out of 5 stars
UPS backup for PC
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This reviewer received promo considerations or sweepstakes entry for writing a review.
Purchased this on a flash sale and it was worth it. Does what I need and no complaints about it. It was cheaper than buying new battery for the older system.
I would recommend this to a friend
Rated 5 out of 5 stars
A must have product.
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This reviewer received promo considerations or sweepstakes entry for writing a review.
The back battery is the perfect size for my smaller computer. I feel much better knowing that my computer has this to protect it from power surges.