SolarEdge Home Battery Review 2026: Specs, Price and Verdict

The SolarEdge Home Battery is the storage half of SolarEdge’s optimiser-based solar system. It is almost always quoted to one of two buyers: a home that already has SolarEdge power optimisers and a SolarEdge inverter, or a new system where the installer favours SolarEdge for panel-level monitoring and shade tolerance. In Australia there are two versions. The 9.7 kWh Home Battery 400V (originally called the Energy Bank) launched here in 2022 for single-phase homes, and the modular Home Battery 48V Three Phase (BAT-05K48) was approved here in late 2025.

Both need a SolarEdge inverter, so this is not a battery you add to any existing system. This review is based on manufacturer documentation, the warranty terms, published pricing and owner and installer feedback; Solar Cobber did not test the product and was not paid by the manufacturer.

What it is and how it works

Both batteries are DC-coupled. Solar power flows through SolarEdge optimisers to a SolarEdge Home Hub inverter, which charges the battery directly on the DC side before converting to AC for the house. That avoids an extra conversion step compared with an AC-coupled battery.

Home Battery 400V (BAT-10K1P). One wall- or floor-mounted unit holds 9.7 kWh usable and delivers 5 kW continuous, with 7.5 kW peak for 10 seconds in backup. Up to three batteries can connect to one inverter. SolarEdge’s Australian datasheet lists the single-phase Energy Hub and Genesis inverters and a three-phase hybrid as compatible. SolarQuotes lists the cell chemistry as NMC lithium-ion rather than LFP.

Home Battery 48V Three Phase (BAT-05K48). A stack of 4.85 kWh LFP modules connects to the SolarEdge Home Hub Universal three-phase inverter (SE10K-RWB48). One module charges at up to 2.8 kW and discharges at up to 4.1 kW; two or more modules reach 5 kW each way. Up to five modules can be connected per inverter, which SolarEdge describes as “up to 23 kWh”.

Blackout backup is optional and needs extra SolarEdge hardware plus a supported configuration. SolarEdge’s datasheet notes backup is for residential installs only and may need additional components and a firmware upgrade.

In market terms, SolarEdge sits at the premium end alongside Tesla and Enphase, and its batteries are rarely the cheapest quote.

Specs that matter in Australia

Power. Both versions top out at 5 kW continuous per inverter. That runs typical evening loads, but not a ducted air conditioner plus cooking at once. If whole-home backup is the priority, compare carefully with higher-powered options.

Temperature limits are the big Australian issue. The 48V datasheet gives an operating range of -10°C to 50°C, but discharge power derates once the battery’s internal temperature passes 40°C and charge power derates below 15°C internal. SolarEdge says it uses an internal heating procedure in the cold, which consumes some charge power. More importantly, the 48V warranty only applies if the battery is installed where ambient temperature stays between 0°C and 40°C for at least 95% of the warranty period. A garage or shaded, ventilated wall is close to essential in most of Australia.

Outdoor rating. The 48V modules are IP65 and the 400V unit IP55, both rated for indoor or outdoor installation. Both are quiet, under 25 dBA.

Single or three-phase. Single-phase homes generally get the 9.7 kWh 400V battery; three-phase homes the 48V modular system. Check which one your quote names.

Size. The 400V unit is 790 x 1,179 x 250 mm and weighs 108 kg. Each 48V module is 540 x 500 x 240 mm and 54.7 kg, and a three-module stack with top cover stands about 1.67 m tall on its floor stand.

Fire extinguisher note. Early Australian units had a built-in fire extinguisher. SolarEdge told SolarQuotes in September 2024 that it was only fitted to roughly the first 400 batteries installed here and was removed after the battery passed UL 9540A testing.

Rebate listing. We confirmed both are on the Clean Energy Council approved batteries list: BAT-10K1P (9.7 kWh usable) approved on 20 December 2024 and listed until 20 December 2027, and BAT-05K48 (4.85 kWh usable per module) approved on 20 November 2025 and listed until 31 December 2027.

Price in Australia

SolarEdge does not publish retail prices and we could not find an independent, dated market range, so our price guide reads “Not published”. SolarQuotes’ battery database lists approximate prices of about A$10,000 for the 9.7 kWh single-phase battery, and A$14,500, A$18,000 and A$23,000 for three-phase systems of 14.55, 19.4 and 24.25 kWh. It does not say whether those figures are before or after the federal discount, so treat them as a rough guide and ask every installer to show both numbers.

What drives the price:

• Inverter. If you do not already have a compatible SolarEdge Home Hub, it must be added or swapped in.
• Backup hardware, which is extra.
• Module count on the three-phase system.

Rebate interaction. The Cheaper Home Batteries discount is paid per usable kWh. For May to December 2026 it is about A$251 to A$272 per kWh on the first 14 kWh (6.8 STCs per kWh), 60% of that from 14 to 28 kWh, and 15% beyond. A 9.7 kWh battery attracts roughly A$2,440, and a five-module 24.25 kWh three-phase stack roughly A$5,070. The rate drops again on 1 January 2027. Our battery rebate guide covers state top-ups, and how much a solar battery costs gives wider context.

Warranty: the fine print

We read the SolarEdge Home Battery 48V Limited Product Warranty (October 2023). Key terms:

• Term: 10 years from installation, or from 12 months after SolarEdge ships the battery if that is earlier. Old stock loses warranty time.
• Capacity: at least 70% usable capacity at the end of the term, or when throughput reaches 2.87 MWh per usable kWh, whichever comes first. For a 4.85 kWh module that is about 13.9 MWh, or roughly 2,870 full cycles, which is less than one cycle a day over 10 years.
• Temperature: ambient between 0°C and 40°C for at least 95% of the warranty period.
• Always online: the battery must stay connected to the SolarEdge monitoring platform for the whole term. SolarEdge says it cannot honour the warranty otherwise.
• Labour excluded: on-site labour for repair, uninstalling and reinstalling is borne by the buyer unless SolarEdge agrees otherwise in writing.
• Credit option: SolarEdge may issue a pro-rated credit note toward other SolarEdge products instead of repairing or replacing.
• Adding modules later: retention is measured on the oldest module still under warranty.
• Transferable to a new owner if the battery is not moved.

For the 400V battery, we could not locate the current Australian warranty document. SolarQuotes describes it as 10 years with unlimited cycles and at least 70% of nominal capacity at year 10. Ask your installer for the warranty PDF for your exact model. SolarEdge’s Australian office is in Melbourne (1800 465 567), according to SolarQuotes, and Australian Consumer Law guarantees apply regardless.

What owners and installers report

SolarEdge batteries average 4.7 out of 5 across 126 owner ratings on SolarQuotes at the time of writing, with 104 five-star and 5 one- or two-star ratings. Most owners describe smooth integration with an existing SolarEdge system and reliable overnight shifting.

The negative reviews, though few, share themes:

• Backup switchover. SolarQuotes notes the backup takes about 3 seconds to switch over, and one owner reported 10 to 20 seconds with household devices restarting.
• Software and commissioning problems. Owners have described occasional software lock-ups that stop the battery until it is reset, and one reported it took six months to get two batteries working properly.
• Support speed. SolarQuotes founder Finn Peacock says SolarEdge has frustrated some installers with its Australian support, while noting it seems to have improved recently. One owner reported waiting weeks for reset instructions.
• Value. At least one owner felt a single 9.7 kWh battery was expensive for its bill impact.

We found no ACCC or Clean Energy Council recall for the SolarEdge Home Battery at the time of writing.

SolarEdge Home Battery vs alternatives

Choose the SolarEdge Home Battery if you already have SolarEdge optimisers and a compatible Home Hub inverter. Choose the Tesla Powerwall 3 for more power and capacity per box on a new single-phase install, the Enphase IQ Battery 5P if your roof runs Enphase microinverters, or Sigenergy SigenStor if you want a larger, integrated system.

Questions to ask your installer

• Is this the 400V BAT-10K1P or the 48V BAT-05K48, and is my inverter compatible?
• Is the price before or after the Cheaper Home Batteries discount, and what is the discount amount?
• Does the quote include backup hardware, and how long will switchover take in a blackout?
• Where will the battery go, and will that spot stay between 0°C and 40°C almost all year?
• How will the battery stay connected to SolarEdge monitoring for the full 10 years?
• Can you give me the Australian warranty PDF for this exact model?
• Who pays for labour if a module fails under warranty?
• What is the shipping date of the stock, given the warranty can start 12 months after shipment?

FAQ

Can I add a SolarEdge Home Battery to my existing inverter?

Only if it is a compatible SolarEdge inverter. Homes with other brands would need a SolarEdge Home Hub inverter, and usually SolarEdge optimisers, as part of the job.

What is the difference between the SolarEdge 400V and 48V batteries?

The 400V battery is a single 9.7 kWh unit used mainly in single-phase homes. The 48V version is a modular LFP stack of 4.85 kWh modules for the three-phase Home Hub Universal inverter in Australia.

How much backup power does the SolarEdge battery provide?

Up to 5 kW continuous, with the 400V unit able to peak at 7.5 kW for 10 seconds. Backup needs extra hardware.

Is the SolarEdge Home Battery on the rebate list?

Yes. Both BAT-10K1P and BAT-05K48 are on the Clean Energy Council approved batteries list used for the Cheaper Home Batteries Program.

Does the SolarEdge battery need internet?

Yes. The 48V warranty requires a continuous connection to SolarEdge monitoring for remote firmware updates.

Can it be installed outside in the sun?

It is rated for outdoor use, but the 48V warranty requires ambient temperatures between 0°C and 40°C for 95% of the term, so a shaded or indoor location is safer.

Find an installer

Pick an installer who designs SolarEdge systems regularly and can show you the exact model and warranty paperwork. Browse our installer directory to compare accredited installers near you.