900VA 480W Eaton 5E Gen 2 UPS $105 + Delivery ($0 C&C) + Surcharge @ Computer Alliance

260

Seems like a good price for a 900VA 480W UPS especially from a brand like Eaton. This is the Gen 2 one too.

Surcharges: 0% bank deposit, BPAY, Afterpay, Zip, 1% for card & PayPal payments.

Approximate runtime:
90W load (e.g., networking gear): ~30-40 minutes.
150W load (e.g., small server): ~15-20 minutes.

900VA Eaton 5E Gen 2 900UI UPS PN 5E900UIAU

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Comments

  • +1

    I always feel like I should own one. Then I realise I don't honestly need it. Short of trying to shutdown a nas gracefully I don't see much point

    • +4

      You always need one.

      I have three in my house.
      - Router room / Dad's office.
      - My room
      - Study / NAS / spare desk

    • +11

      I use it for when the power goes out on my security system and internet modem/router remain active for as long as the ups battery lasts

      • Data corruption and security cameras I understand. Personally I don't need those.
        I cant say I need to keep my modem running when I can browse the internet on a phone for many hours. It would be different if I could run my pc or tv for hours to entertain me, but a UPS won't do that load anyway.

        • With the right UPS you can. The UPS in my home office will keep everything important running for about 10 hours…

    • +2

      I have an older unifi cloud key that can get corrupted if it loses power, I keep that and all the other basic gear that will keep the internet working running off a UPS.

      So far any power outages even up to a couple of hours have never bothered me, I still have wireless internet and landline phone in the house as per normal.

      That's my use case and I think it works pretty well.

    • I have one for my security cameras. I have a small DC to DC one on my wifi router which allows me to use my phone to access my cameras. I'm looking at one for the NTD (NBN) but not sure how beneficial that would be.

    • +5

      I use one to keep my modem and router going during power outages and another to run the automatic garage door so I can still get in and out during an outage.

      • This is brilliant! My wife always struggles with manually opening our garage door if the power goes out. I'd never even considered putting a UPS on such a device. Thank you for the idea.

        • How often is your power going out for this to be a problem??

          • +1

            @PainToad: It's more that for me I'm completely locked out of the house if I can't get in via the garage door. So it only needs to happen once to seriously inconvenience me, so a dedicated ups is worthwhile and cheaper than the battery backup add on the garage door company sells

          • +2

            @PainToad: even if it's once a year, what price do you put on being late for work, not being able to pickup the kids from school, etc?

            I'd say $100 is cheap insurance versus the potential cost of inconvenience. But I can understand that not everyone values their time in the same way….or has problems opening a garage door.

    • NBN, router, desktop for when someone trips your mains

    • UPSes (home use) are good for the following:

      • dealing with transient brownouts (computing gear especially, doesn’t reset)

      • a large “surge suppressor” where your UPS takes the hit and may die, saving the gear behind it

      • Switchboard work and RCD breaker testing (latter meant to be done monthly?). You don’t have to shut everything down..

      • Keeping your internet router going during short outages - your NBN point often has a battery but if the router doesn’t..

      There’s a lot of useful reasons to have a UPS..

  • +10

    Can I put one on my Microwave so I don't have to set the clock after an outage?

    • +7

      How about in your microwave?

    • +1

      This genuinely made me laugh, and then I thought about the actual utility of what you’re suggesting, and now I can’t help but feel I also need one for my microwave!

    • +1

      My friends office has the aircon not attached to the solar and battery. So he knows when the grid power goes out because it wont work 🤣

  • +1

    Is the battery replaceable? Cant see anything that says either way

    • It isn't a Gen2 but probably the same procedure.

      https://www.youtube.com/watch?v=59BVys-7x9Y

    • +1

      It has a 12v9ah sealed lead acid battery. They’re pretty easy to replace - just open it up and swap it over.

    • Eaton website specs say SLA 12V 9Ah battery capacity for this model. That suggests probably one battery - bit under powered.

    • Yes. It’s relatively straightforward to do or you can pay someone to replace it for you.

  • Would something like this be good for a synology NAS?

    • +3

      Yes, it has USB too which you can plug into the Synology so it can figure out how much battery is left and shut down (or at least it should, I don’t have this particular UPS).

    • +4

      I've got the older version of this Eaton 5E connected to my DS920+. Hook up the USB and the NAS will talk to the UPS so you can configure how you want it to shutdown (eg, after x minutes, when low battery warning, etc). I get almost 30 minutes run time.

      Just note that the UPS beeps every 5 seconds when it's running on battery (not sure if this newer version does the same thing). I've been meaning to add a script to the NAS to turn the beeping off, but I haven't got around to it.

      • Great thanks. I really just want to protect against losing power suddenly, so that should work for me.

    • Check compatibility with Synology as they can only talk to certain models.

    • My Gen1 is detected fine by the Syno, I haven't tried my Gen2 but would expect it to work as well.

  • Anyone got this working with Proxmox/Debian? All I’m after is triggering a safe shutdown when power is out.

    • How often is your power going out for this to be a problem??

  • If i run nbn wall modem, and wifi router. Would this work for how long?

    • Really depends on the power that's being drawn. Id guess 30-60mins

      • -1

        that seems not very good

        • +9

          It's meant to give you enough time to do a safe shutdown. Not a replacemnt to a generator.

  • +1

    Any info if this is Pure Sine Wave? Assuming it isn't going by the price..

    • +3

      Looked through the manuals and Eaton's website, no mention of sine or waves. If it had it I'm sure they'd be mentioning it
      Big sad

  • Just bought this but should have gone the 660W perhaps.
    Has loads of entities in Home Assistant.

  • +1

    Get a solar power station instead for versatility and long lasting lithium battery.

  • https://www.amazon.com.au/dp/B0BT24L2K3 425w for $109 on Amazon as an alternative, CyberPower is a more preferable brand for me

    • It is $116 to me. Is there any coupon?

      • No coupon, just shows as $109 for me? Odd

        Doesn't say it's a prime special or anything either

  • Had a rack mounted one at work, not recommended. But for this price, temped to buy one for myself.

  • How do you calculate how much power you would need for a UPS?
    I'm looking for one for my PC. Have a cyberpower UPS and I swapped out to a bigger GPU in my old rig and seems that the power draw was too much for it and it kept on overloading.
    Now that I've gone and built a new rig with the GPU, the current UPS is stuck with the old rig and I'm looking around for a new UPS for my new rig.
    I'm running a 5700x3d with a 7900gre on a 850w PSU.

    • Here's my Eaton 480w Gen 2 power graph.
      https://imgur.com/a/XFslH9L

      I'm running a 4070Ti Super, 11700 CPU and the graph shows Microsoft Flight Sim 2024 running on triple screens.
      Only the PC itself is on this UPS. Peripherals, screens etc and my NAS are on a 2nd Eaton.

      It sits around 100w when the flight sim isn't running.

  • How long will this machine power the ps5 for me to close all games and shut down safely??

  • APC has the name, reputation and price tags to match, but there are other good brands around and Eaton has been around a long time with a good reputation.

    Remember Lead Acid Batteries have a limited life span, maybe 3-5 years, so you will have to replace the battery at some point. 480W will keep a small NAS, a small server, a desktop PC without a huge GPU going for a short while.

    They would be invaluable for people either a NAS as many “decent” NAS boxes comes with batteries to save the write cache, not to keep the drives spinning. You want the UPS to talk to the NAS to initiate a safe shutdown.

    Perfect to keep your FTTP NTD plus Router and WiFi going if you don’t have a UPS already on the NTD.

    To get pure sine wave, look up Online UPS vs Standby UPS. Not sure how Cyberpower does their Pure Sine Wave option.

    The gagage door opener/closer sounds like a great idea.

    480W isn’t a huge amount but it will suit some people for particular tasks, otherwise look at units that can supply over 1000W.

  • The only reason I didnt buy it is the front USB. Im using UPS with NAS and it just doesnt make any sense to have it at the front.
    I went with APC instead, but this is a great price for good product.

  • I have just done a test on my new unit and there’s a sporadic clicking when it’s running on battery.

    Have emailed Eaton a sound clip to see if it’s expected behaviour (unlikely) or if I should get it replaced

    • Like the sound of relays clicking on and off?

      • Yeah I guess, its the same click that you hear when it switches from Mains > Battery and vice versa, but in rapid and sporadic succession. heres the clip: https://drive.google.com/file/d/1_siSoaUTrS0gVcsceayL2XHQgAB…

        Eaton want to send out a replacement (and I send this to their warehouse) but I'm first asking about shipping costs as I don't really want to fork out that return shipping cost

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