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forum threadruinedx posted Sep 08, 2025 03:42 PM
forum threadruinedx posted Sep 08, 2025 03:42 PM

CyberPower PR1500LCD-R 1500W+1500VA Smart App Sine Wave UPS System (Certified Refurbished) $299.99

$300

$754

60% off
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Fantastic Sine Wave UPS at a stunning 1500w capacity, up to the task for the beefiest PC, certified refurbished, but with a new battery per the description. Currently over $700 new at Amazon, this deal is a steal at $299:

https://computers.woot.com/offers...s-system-5

A mini-tower UPS with line interactive topology, the CyberPower smart app Sinewave PR1500LCD Provides battery backup, power protection (using sine wave output), and surge protection for corporate servers, department servers, storage appliances, network devices, and telecom installations requiring Active PFC power source compatibility. The PR1500LCD uses automatic voltage regulation (AVR) to correct minor power fluctuations without switching to battery power, which extends battery life. Aver is essential in areas where power fluctuations occur frequently.

1500VA/1500W Smart App Sinewave Battery Backup Uninterruptible Power Supply (UPS) System designed to support Active PFC and conventional power supplies; SNMP/HTTP remote monitoring available with optional RMCARD205 (sold separately)

EIGHT BATTERY BACKUP AND SURGE PROTECTED NEMA 5-15R OUTLETS: Safeguard corporate servers, department servers, storage appliances, network devices, and telecom installations; INPUT: NEMA 5-15P straight plug with six foot cord

EXTENDABLE MULTIFUNCTION LCD PANEL: Can be removed and relocated when installed in hard to reach places using attached 4.5' cable; Displays immediate, detailed information on battery and power conditions

AUTOMATIC VOLTAGE REGULATION (AVR): Corrects minor power fluctuations without switching to battery power, thereby extending the life of the battery

The batteries have been replaced by the manufacturer as part of the re-conditioning process.
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Deal Details
Community Notes
About the Poster
Fantastic Sine Wave UPS at a stunning 1500w capacity, up to the task for the beefiest PC, certified refurbished, but with a new battery per the description. Currently over $700 new at Amazon, this deal is a steal at $299:

https://computers.woot.com/offers...s-system-5

A mini-tower UPS with line interactive topology, the CyberPower smart app Sinewave PR1500LCD Provides battery backup, power protection (using sine wave output), and surge protection for corporate servers, department servers, storage appliances, network devices, and telecom installations requiring Active PFC power source compatibility. The PR1500LCD uses automatic voltage regulation (AVR) to correct minor power fluctuations without switching to battery power, which extends battery life. Aver is essential in areas where power fluctuations occur frequently.

1500VA/1500W Smart App Sinewave Battery Backup Uninterruptible Power Supply (UPS) System designed to support Active PFC and conventional power supplies; SNMP/HTTP remote monitoring available with optional RMCARD205 (sold separately)

EIGHT BATTERY BACKUP AND SURGE PROTECTED NEMA 5-15R OUTLETS: Safeguard corporate servers, department servers, storage appliances, network devices, and telecom installations; INPUT: NEMA 5-15P straight plug with six foot cord

EXTENDABLE MULTIFUNCTION LCD PANEL: Can be removed and relocated when installed in hard to reach places using attached 4.5' cable; Displays immediate, detailed information on battery and power conditions

AUTOMATIC VOLTAGE REGULATION (AVR): Corrects minor power fluctuations without switching to battery power, thereby extending the life of the battery

The batteries have been replaced by the manufacturer as part of the re-conditioning process.

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Original Poster
Sep 08, 2025 03:46 PM
260 Posts
Joined Sep 2010
ruinedx
Original Poster
Sep 08, 2025 03:46 PM
260 Posts
Main application for this:
Intel 13900k/14900k, AMD 9950X3D/9970X3D, or HEDT CPU + Nvidia 5090 + large monitor or other power-hungry device.

e.g.: AMD Ryzen 9000 CPU with 16 Zen5 cores, 192MB of L3 cache and 200W TDP reportedly on the way https://videocardz.com/newz/amd-r...on-the-way
Intel also releasing a 52 core consumer CPU next year with 150w TDP that would benefit from this if using a 600w GPU.
Sep 08, 2025 03:54 PM
43 Posts
Joined Jun 2017
cptblackadderSep 08, 2025 03:54 PM
43 Posts
The fact that this has sealed lead acid batteries disqualifies this product from consideration. Seems like a LiPo PowerStation would be a better value, have better performance, and longevity.
Original Poster
Sep 08, 2025 03:56 PM
260 Posts
Joined Sep 2010
ruinedx
Original Poster
Sep 08, 2025 03:56 PM
260 Posts
Quote from cptblackadder :
The fact that this has sealed lead acid batteries disqualifies this product from consideration. Seems like a LiPo PowerStation would be a better value, have better performance, and longevity.
And what $300 1500w/1500va sine wave power station from a reliable brand would you recommend that can automatically shut down your PC when there is a power outage like this one can?
Sep 08, 2025 03:59 PM
1,494 Posts
Joined Aug 2007
SimMike777Sep 08, 2025 03:59 PM
1,494 Posts
I'm giving up on these old lead acid UPS. The batteries never last. Next one I get will have some kind of lithium battery technology. As for shutting your PC down during outage, since the advent of NVME and SSD drives, boot time on PCs is very fast. So just shut it down when not using.
1
Original Poster
Sep 08, 2025 04:00 PM
260 Posts
Joined Sep 2010
ruinedx
Original Poster
Sep 08, 2025 04:00 PM
260 Posts
Quote from SimMike777 :
I'm giving up on these old lead acid UPS. The batteries never last. Next one I get will have some kind of lithium battery technology. As for shutting your PC down during outage, since the advent of NVME and SSD drives, boot time on PCs is very fast. So just shut it down when not using.
So the answer is none.

A dumb power bank is not comparable to this product. If you are away from the home and the PC is on when the power goes out, you are SOL with a dumb power bank. This one will run until the battery comes close to being low and then will shut down your PC, saving your drives from corruption.

And, unlike cheaper Smart UPS units, you can use the most power hungry CPUs, GPUs, and monitors with this unit. My PC would max out my old 900w Smart UPS all the time, once I upgraded to this it was smooth sailing (all the stuff i have plugged in peaks at 1200-1250w).
Plus on top of all of this its from a long time reliable UPS brand and you get a new battery with it.
1
Sep 08, 2025 04:37 PM
570 Posts
Joined Nov 2010
PratticusSep 08, 2025 04:37 PM
570 Posts
I bought one. Just got the lower consumer version so I may return it for this at about $75 more. Thanks for sharing.
Sep 09, 2025 03:00 PM
203 Posts
Joined Dec 2015
someone0Sep 09, 2025 03:00 PM
203 Posts
Sure I like the idea of LifePO4 battery in the UPS also, but I am also concern about the safety of such battery too. There is like one brand that pop up on Amazon on such UPS. And there are news from time to time about small Lithium battery blowing up such as a phone blowing up inside a car and stuff. Considering the size of the battery in the UPS vs phone, safety is much more major concern than a small chance of data lose or proven old tech like lead acid that require you to replace every 3-5 years.

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Today 02:16 PM
592 Posts
Joined Jul 2011
nickmvToday 02:16 PM
592 Posts
Quote from someone0 :
Sure I like the idea of LifePO4 battery in the UPS also, but I am also concern about the safety of such battery too. There is like one brand that pop up on Amazon on such UPS. And there are news from time to time about small Lithium battery blowing up such as a phone blowing up inside a car and stuff. Considering the size of the battery in the UPS vs phone, safety is much more major concern than a small chance of data lose or proven old tech like lead acid that require you to replace every 3-5 years.
The way I see it, if you're using these things for more than a couple mins at a time, then something's wrong with your strategy. I have my rigs all set to shutdown 1 min after power failure, and my NAS to shutdown after only 30 secs.

I think some people view these things as backup power supplies for continuing operations rather than "dont corrupt all my shit" emergency batteries to shut down from. Lead acid gets that job done just fine and 5 years is probably a lower-end estimate. They last prob 7-8. And then you can drop another 30 bucks on a new battery.

With the LifePO4, when it comes time to do the same thing, its gonna be pricey AF and good luck with standardized sizing.

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