[VIC] 19.2kWh Goodwe Battery for $5500 Installed with Federal Rebate @ Marshall Energy Solutions

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☀️Slash Your Energy Bills with the Federal Cheaper Home Batteries Program!
Starting 1 July 2025, the Federal Cheaper Home Batteries Program offers a ~30% upfront discount on home battery purchases. Marshall Energy is offering Victorians an unbeatable deal on their 19.2kwh Solar Battery, paired with a 5kw Inverter, perfect for storing solar energy and powering your home day or night, whether connected to an existing solar system or installed with a new one.

Victoria’s feed-in tariff is significantly reduced, making it an ideal time to install a home battery to store excess solar energy for nighttime use, cutting grid reliance and saving huge on electricity bills.

🔋GoodWe 19.2kwh Battery with GoodWe Hybrid Inverter – $5500 (was $12000) installed and inspected with Federal rebate

Total Customer Cost: $5500 (including Federal rebate) That's a massive $6500 cheaper than our website price.

Battery Specs:

  • Capacity: 19.2khh
  • Type: Lithium Iron Phosphate
  • Cycle Life: ~6,000 cycles at 80% depth of discharge
  • Warranty: 10 years
  • Features: Online monitoring, Blackout protection (with backup setup, additional $600)
  • Compatibility: Works with existing solar systems (5kW–10kW) or new installations

Inverter Specs:

  • Power: 5kW single-phase
  • Efficiency: 98.2%
  • Features: Wi-Fi monitoring, grid-tie capability, DC-coupled for efficient battery charging
  • Warranty: 10 years (5+5 years upon registration)

Additional Costs:

  • Bollards: $150 (If required)
  • Blackout protection: $600
  • Three Phase: $800
  • For a bigger system, a larger inverter may be required, and costs may vary.
  • Swithcboard upgrade may be required in some cases, please send us a picture to confirm the costs.

Ready to install a battery? Call us at 1300 930 245, hit up https://marshallenergy.com.au/, or email [email protected] with your address, contact number, and switchboard pic.

Important Notes:

  • Needs a compliant switchboard with 6 spare circuit breaker slots—snap us a pic to confirm!
  • WiFi is required for the emergency backstop mechanism, which is now mandatory in Victoria.
  • SolarVIC interest-free loans are no longer available. Please inquire about other financing options.

☀️Solar package

  • 6.6kW solar system for only $2,400 (after STC and SolarVIC rebates). SolarVIC offers a $1,400 interest-free loan, reducing your upfront cost to just $1,000. 10kW system available for $3,000 post-rebates and SolarVIC loan.
  • Customizable solar and battery packages are available, contact us for details.

Extra Costs for solar installation:

  • Terracotta tiles: +$250
  • 2-Storey: +$500
  • Split: $50/split
  • 3-Phase Meter: $500
  • Full Switchboard Upgrade: $1200
  • Old System Removal: $350

Related Stores

Marshall Energy Solutions
Marshall Energy Solutions

Comments

  • What's govt rebate criteria

  • +6

    Do you have any deals on Sigenergy or BYD?

    • +17

      And for Queensland?

    • +1 for this

  • product spec sheet for battery?

  • +46

    Just a word of warning, not necessarily pertaining to the OP..

    But be very wary of shonky installers trying to get your battery rebate FOMO. Lots of dodgy businesses that won't be around long enough to cover the warranty period of the cheap shit they're flinging.

    I'm a massive fan of https://www.solarquotes.com.au/
    Installers pay solar quotes a referral fee on successful install. They also give a bunch of feedback about the brands they're installing.

    Goodwe batteries currently aren't recommended https://www.solarquotes.com.au/battery-storage/reviews/goodw…

      • +2

        But you have tiny arms, how are you going to be able to use it?

      • The only way they'll be recommended is if more people have positive experiences with them. Go right ahead if you want to take the risk

        • +1

          The reviews look good, I don't see what the issue is

          Did anyone else read the link that was posted?

          • +2

            @TEER3X: Like I said, solar quotes aggregates the experiences of installers across Australia. It sounds as though there's still some work to go before GoodWe is a recommended battery brand. These good experiences don't come without people trying them out… So feel free.

    • +2

      Yeah I had a leak in my roof due to shoddy installer (They installed everything suspiciously quick in under 3 hours and left ASAP). Took multiple angrily worded emails for them to attempts to finally fix it (they had to come out twice). I had to physically get on the roof with them to seal the gaps in the tiles due to crappy workmanship.

      • +2

        I read this all in a Sean Connery accent.
        Also if they did a shonky job I wouldn't trust them to do anything further at all.
        It is actions of few that ruin it for all 🙃

      • +5

        if you had to seal the gaps that will be a temp fix,

      • That’s stressful

      • Thanks for linking that, I really should have gone to the effort. Seems like people have had a good experience with the OP's company.

        • +2

          Marshall energy installed my solar around 3 years ago. They done a great job. No complaints.

    • Goodwe batteries currently aren't recommended

      I don't see any downside in that review other than "Only compatible with certain GoodWe inverters" (which should be fine as this deal comes with a GoodWe Hybrid Inverter). Is replacing the inverter with a different brand a frequent thing? I'm not in VIC but I think this is a very good price.

      • My interpretation of the advice is that there isn't currently a resounding "yes" from installers about whether or not they recommend GoodWe batteries. That's it.

        Is replacing the inverter with a different brand a frequent thing?

        Yes, it's necessary for batteries that can't be "AC coupled".

        • Yes, it's necessary for batteries that can't be "AC coupled".

          Sorry, I meant if someone buys this Goodwe Inverter+Battery bundle, is it likely that they will need to replace the inverter in the future, making the system incompatible?

          • +1

            @bio: I can't think of any reason, aside from upgrading your solar system and wanting a higher wattage inverter (good brands will ensure backwards compatibility, though). These brands do tend to make it "nicer" if you stick to their ecosystem, EV chargers, good application integration etc., so arguably an incentive for them to retain backwards compatibility.

        • Low voltage 48v / 51.2v batteries are a thing, though they aren't common amongst the big brands. These are generally standardised batteries and can be interchangeable between other low voltage batteries and inverters.

          Ironically, I think the GoodWe batteries are 51.2v, but the battery comms is proprietary so they can't be used with other inverters.

      • Yeah I read the reviews and the analysis and got downvoted to hell when I said "looks good to me".

        For me though, it doesn't make sense economically, as my electricity bills are under $100/m all year and we plan on moving with 5 years.

    • too right. I got solar installed from a supplier listed from solarquotes.com.au
      install went fine but two years later the business was sold to new owners who had absolutely no care do you know and tried to wash their hands of any responsibility.
      The whole industry is a shonky one

    • +3

      Had Goodwe inverters a few years back with 2 x 5kw inverters
      Would constantly flip from charging the batteries from the solar to from the grid during the day - even when 35C and batteries were over 80%. Happened even if manually set to solar only - their app was faulty and resulted by only getting few dollars off on the monthly power bills…from a 30+ panels.
      They came out to inspect and deemed "was working as required…nothing wrong". Took them to consumer affairs…they were a no show…nothing happened.
      Maybe their product and service has changed, but would not go to them again.

  • Sucks living in QLD. There are never any good solar deals let alone solar + battery deals.

    • +1

      Check out NeoVolt by VoltX. It’s a good medium cost solution imo. Does partial backup (2 circuits)

      Not associated except I have a two battery setup sitting there waiting for 1-July

      • Oh I'm taking more about how QLD pretty much has no solar rebate schemes when it comes to solar. Hence there are never any good solar deals for QLD residents.

        • +1

          WA was going to have one but it got watered down due to the federal one. At least we all have the federal one and it’s not just a loan.

    • -3

      It's because the Victorian government is desperate to get everyone self generating and storing given their grid is collapsing.

      They basically pray it's windy at night.

  • +18

    We almost had some good deals in WA until state Labor broke their election promise and watered down the rebates 😔

    • +1

      https://www.solarquotes.com.au/blog/wa-battery-rebate-change…

      Does anyone happen to know the NET impact after all stackable rebates in WA ?

      • +6

        It was meant to be $5000 stackable with the Federal rebates. Now state is capped at $1300. Also not clear is does the $1300 become zero if the total Federal rebates exceeds $5000 (by having $372 x 13.5kw+).
        Even after the backflip their language is still vague and people have different interpretations.

        • +5

          and don't forget the confirmed requirement to connect to VPP. And trust them on whatever they decide to do with that both now and the future. For instance, do you really trust them to only draw power 30x a year? And what if those are every afternoon in Feb when everyone, including you, have air con on? And what will they pay you versus what they'll sell it back to you at? And what will that look like in 10 years' time?

          For 1300, I'm out. Might have been in for 5k, but 1300 too much control being handed over.

          • @hotphil: So is there potential to accept the federal government rebate only and not be bound by the VPP?

            • @Doineedthis: Yes. Just don't apply for the State one. They can't, yet, force you to connect to the VPP.

        • +5

          They've clarified that it remains a flat $1300 contribution on systems over 10kWh.

          The real zinger though is that on Jan 1 the federal STCs will reduce, and hence the $370 from the fed scheme will become $335. So either they concede that the "you'll still get up to $5000" will only be $4650 come January, or they boost the state scheme next year to retain their 5k sales pitch. Either way, it's clear they ran out of room on the back of their napkin whilst cooking this idea at the Camfield after game day.

          In the meantime it probably makes sense to stop stressing to get in and wait for the dust to settle and the sharks to disappear.

          • +1

            @liam2040: Agreed there is too many unknowns and a complete broken trust to jump in currently.

            After reading up the VPP isn't actually as bad as I initially thought:
            a) they buy at 70c which exceeds even peak costs of 52c.
            b) they provide an offset credit for home usage when your battery is taken over.

            I still hate the idea of funding government back-ups for a measly $1,300 though.

            And as you say who would trust they don't break the above promises, the kicker:
            ** Prices are subject to change from time to time; Synergy would advise customers in advance of any change

            Waiting to see what comes of this, I'd want some contractual assurance before ever considering a VPP.
            Synergy will publish Battery Rewards terms and conditions shortly with additional FAQs

    • -1

      Yes, thks to Roger Crook !

  • +3

    So is 5500 solar and battery as per the title? As that isn't how I read the description.

    Also assume (if it includes solar) this is the price if
    You qualify for rebates?

    • -2

      It’s not, title is just deliberately deceptive

      • +2

        I just did my first ever report on Ozbargain..

        That is 100% incorrect.

        This is a solar battery and inverter.

        This is NOT solar and battery.

        FWiW - I got 3.7kw of solar panels (as I already had 3.8kw) + a 13.5kwh battery + 5kw inverter installed for $4k in 2018.

        Thought these govy deals would be better by now.

        To be inline with China pricing, I'm thinking $6k for say 6.6kw panels + inverter+15kwh battery.

        BUT I guess a tradie shortage (thanks Ed Dept) means $3k of the cost is for a half day installation (Mine took from 8am - 2pm).

  • Are the Feds only offering this to Victoria, or is this program Nationwide?

    • I have signed up for an install in Sydney which will use the federal battery rebate.

    • Key word "feds" = Federal, meaning the whole of Australia.

      • I am aware of that….
        It just wouldn’t have surprised me that VIC could have received this program, with the other states receiving a lesser deal, or no deal at all

        • +1

          Vic is broke. We cant afford any rebates. The only thing we're getting are land tax hikes and a drop in solar fit rates.

  • +3

    In multiple places you've failed to correctly state that battery capacity is measured in kWh, and that's a massive red flag to me!

    • Yep. What is a "khh"?!

  • we need this in NSW, im sure it will come

    • We have the federal and state rebate. I signed up for this system, but a 10kw inverter and 25.6kwh battery for just over $7k.
      I wanted to go the full battery stack at 28.8kwh, but the nsw rebate only goes up to 28kwh. Anything above that, you don't get the state rebate.

      • At the moment they don't stack

      • i just got a quote- 25kw bat with 5kw inverter - only $2,8k for me to pay
        full cost is over $17k but rebate brings it down to this, Im sure its a loophole and government will try and close that soon
        jump on it while you can

  • -1

    Definitely considering a battery system - Anyone know anything about these guys offering 25kwh battery in Sydney for $3499?

    https://solaristech.com.au/offers

    • +2

      Great price, but website is a dog’s breakfast of broken links and missing content. Solar is an area you don’t want to skimp and take chances. Ask me how I know…

      • I get the feeling there is so many dodgy providers out there and it’s often not easy to tell . From what I can tell they’ve been around since 1996 and have good reviews so that’s something. Based on the numbers it seems so much better than they still posted in Victoria but of course it’s only for Sydney and New South Wales gets an extra rebate.

        would love to hear from someone who has used them though.

        • Solaris from this post or Marshall from the OP?

    • What battery is it? I'm guessing ESY

      • Found their ad on fb, Alpha SMILE5 and a free washing machine

    • The NSW offers are not that cheap anyway. Click NSW page.

      • It is NSW offer, front page explicitly says Sydney

    • i found someone that can do it for under $3k

  • -8

    With all the sun in qld, $5000 is still not worth it …. Has to be under $3000 for an average 3-4 member household

    • +1

      Wtf are you on about. TheQLD gov gives us zero rebates when it comes to solar installs. Show me a deal that you've find in QLD that's even close to being as cheap as this one.

  • How much it would be only for battery?
    I already got solar panels from you guys

  • -5

    When you factor in the break-even (ROI) it’s not worth it IMO.

    • +1

      Show us your math IMO.

      • +1

        https://www.solarchoice.net.au/solar-batteries/is-home-batte…

        And I quote: “…The time it takes to recoup the investment cost of your battery (payback period) has reduced from over 10 years to 8 years in our typical scenario outline below.”

        As for my maths… it lines up with the above statement (I.e. 7-8 years for me)

        Not worth it.

        • +6

          7-8 years will really be 6-7 years as power prices continue to rise.

          If the unit runs for 15 years, then surely a 6-7 year payback period is a no brainer - why do you think this period isn't worth it ?

          • +1

            @Nom: Yes power prices are likely to go up, however, few things to note:

            1) When solar panels feeds the battery you lose on feed-in tarif. A ~19kw battery such as this will eat up most of that tarif.

            2) Feed-in tarif will likely decrease into the future.

            3) Battery degradation: the warranty brochure indicates 70% retention in 10yrs. As the battery degrades expect to lose a considerable capacity, especially beyond the warranty period.

            4) Battery/solar cost is expected to keep falling and as technology becomes more refined thus warranty improving.

            Home battery technology is still in its infancy in terms of deployment into society. Even if replacement cost of battery and/or inverter ends up being 50% of current cost, it’s still better to wait few more years as the money you save now not buying will likely be more than the loss in money from increased electricity cost.

            Think of it this way: wait for technology to mature. A perfect example of this was when plasma TVs first became available to the public. Within few years they dropped in price drastically.

            A 6-8yr ROI on home battery is a risky and poor long term choice IMO.

            • -1

              @W0tZup: Ok, but how many years until the battery technology AND prices improve? 6-8 years? By the time you’ve waited for this mythical improvement you could have paid off this system. 6-8 years is a pretty good ROI if you ask me.

              • @nomoneynoproblems: Technology is persistently improving and one needs to compare pros/cons as a rate (I.e. $/time).

                The way I see it 5-7yrs ROI is too long given the current rate of technology improvement (which reduces cost) vs. increase in electricity cost (which increases cost).

                Remember also, with a home battery system:

                1) Cost of home insurance will go up.
                2) EV charging overnight.
                3) Lose out majority of feed-in tarif.
                4) Even a 19kWh battery may not be sufficient for all day usage, especially when factoring point 2.
                6) MOST IMPORTANTLY: Warranty period. Batteries tend to have 5yrs for PRODUCT, but more only for PERFORMANCE. The battery in this post is one such case which gives 5yrs product warranty and 10yrs performance.

                I’m happy to wait few more years, thus IMO it’s not worth it.

            • @W0tZup: My tariff is going down to 1.5c on July 1 - hardly a loss.

              Flat electricity rate of 35 cents per kWh and a feed-in tariff of 5 cents per kWh

              Already tells me this site is a bit airy fairy. Time of use tariffs heavily change the equation - allowing you to avoid paying high peak prices by utilising the battery, but also by charging the battery during the off peak/solar sponge periods. Further magnified by providers like Amber, that allow you to game the wholesale prices, buying low and selling high.

            • @W0tZup: Agree. Unless you do the math and your ROI is 5yrs/less it doesnt really stack up in my opinion. Im still cautious about the technology and players in the market, but good to see it expanding and slowly starting to mature. It's a personal decision how close to the warranty you want to calculate. I hope to hold out for a few more years. Having a decent sized solar array in the first place gives you that safety net though, a lot of people made not so wise decisions getting small arrays.

    • +1

      Did you take into account potential earnings from VPP or Amber?

    • Are you factoring selling back power via Amber?
      Because you should be.

  • Spent all this time with Marshall, signed contracts and all. In the end they couldn't even give me an install date 4 weeks after signing.

    • yes it takes time with their installing - it took me like 4-5 weeks after signing (I did follow up then got a date)

    • Same experience.
      Said they would come install Christmas / New Years period ( I knew better) didn't turn up as there was accident…

  • Given the feed-in rates are almost usless, getting a battery is usefull? We already have 6.6kw system and 3 phase meter. Cheers

    • +1

      BECAUSE the FIT is so low, getting a battery is useful.

    • +2

      Up until now the battery prices have been too high to make it worthwhile IMHO, but with the new Fed rebates from July 1st it absolutely makes financial sense now.

  • +2

    Gosh that's cheap.

    Envious from regional nsw

  • Cheap!

  • Any solar deals?

  • Can I tag on more batteries to existing system? E.g. existing trinabess batteries and fronius inverters?

  • guys, any technical write-up on 3phase vs 1phase (pros & cons) while building a new house? Especially thinking about future where its more electric/self-sustained means. Also this means the 'wattage' drawn within the house is much higher (though might not be from grid). thanks in advance

    • +2

      Get 3 phase and get all electric.

      If you build and get 7.5 stars you can get a discounted loan from Bank Australia for 5 years.. this is worth about 25k+ for my situation.

      • wow. Great tip mate.

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