Sigenergy – Company Overview
Founded in 2022 by Tony Xu in Shanghai, China, Sigenergy is one of the newest yet fastest-growing players in the solar energy storage industry. Despite being a recent entrant, the company has expanded rapidly—establishing offices in seven countries and building a strong global team of over 600 professionals.While Sigenergy is best recognised for its advanced solar battery solutions, the company also designs and manufactures smart solar inverters and EV chargers—all engineered to integrate seamlessly into a unified energy ecosystem.
In Australia, Sigenergy maintains a local presence with staff on the ground. Their registered office is located at Suite 02, Level 7, 191 Clarence Street, Sydney, which shares the same address as AGC Advisory.Sigenergy officially introduced its flagship product, the SigenStor battery system, to the Australian market during the All-Energy Conference in Melbourne in late 2023. Since its launch, it has quickly gained popularity, becoming one of the most sought-after solar batteries among Australian homeowners and installers.
SigenStor – The Ultimate 5-in-One Energy Storage Solution
At Aussie Solar Tech, we are excited to introduce you to the Sigenergy SigenStor, a revolutionary 5-in-1 energy storage system that will change everything about how Australian households and businesses consume and manage energy. This innovative technology integrates a solar inverter, battery storage, EV DC charger, energy management system (EMS), and battery management into one small unit, offering utmost efficiency and convenience.
Sigen Energy Controller
- EMS inside for precise control
- On & off-grid compatibility
- DC/AC ratio up to 2 (single phase)
- Up to 4 MPP. trackers (three phase)
- Multi-source black start
- IP66 protection rating
Single phase | Three phase
DC Input (from PV)
| MPPT voltage range(V) |
50~550 | 160~1000 |
| No. of MPP. trackers |
2 | 2~4 |
| No. of PV strings per MPPT |
1 |
| Max. input current per MPPT |
16 A |
| AC Output (on-grid) |
| Nominal output power(W) |
3000~6000 | 5000~25000 |
| Nominal output voltage(V) |
220/230/240 | 380/400 |
| Efficiency |
|
| Max. efficiency |
98.0% | 98.1%/98.2%/98.3% |
| Battery Connection |
| No. of modules per controller |
1 ~ 6 pcs |
| General |
| Cooling |
Natural convection | Smart air cooling |
| Ingress protection rating |
IP66 |
Sigen EV DC Charging Module
- V2X ready technology, future proof
- Max. 25 kW bi-directional charging
- 150V ~ 1000 V charging, wide EV compatibility
- Charge EV with green solar power
- Remote control on mySigen App
- IP66 system protection, maintenance free
| DC Output |
| Max. charging power(kW) |
12.5 | 25 |
| Output voltage range(V) |
150~1000 |
| Charging interface |
CCS2 |
| Function |
| Authentication |
RFID card / App / no authentication |
| General |
| Cooling |
Smart air cooling |
| Ingress protection rating |
IP66 |
Sigen Battery
- Large cell capacity, low voltage & durable
- Multi-layer full battery safety protection
- Visible battery status on mySigen App
- Quick connectors for fast installation
- AI enablement, optimized battery cycle life
- Parallel connections for flexible battery mix
Performance Specs
| Battery type |
LiFePO4 |
| Total energy capacity (kWh) |
5.38 / 8.06 |
| Max. charge/discharge power (W) |
2500 / 4000 |
| General |
| Cooling |
Natural convection |
| Ingress protection rating |
IP66 |
| Installation method |
Floor standing / Wall-mounted |
Key Features of SigenStor
5-in-One
Integrating Solar Inverter, EV DC Charger, Battery PCS, Battery Pack, and EMS into one mighty energy solution – our revolutionary 5-in-One Home ESS. Made easy for you to experience smart and seamless. Multifunctional by nature, caters to every energy application scenario. Aesthetic front eagle eye and side ambient light design blend in gracefully with any setting. SigenStor complements any home design.
Scalable on Demand
Depending on your energy requirements, SigenStor’s modular battery design allows you to upgrade your storage capacity. Each stack accommodates up to six battery modules of energy storage capacity, ranging from 5 kWh to 48 kWh, and can be connected together for larger applications. In contrast, you may easily connect several stacks for larger applications.
Robust All-Around Performance
Built for durability and safety, SigenStor features:
- 280 Ah high-capacity battery cells for longer performance life.
- Five levels of battery protection with temperature control and fire suppression.
- IP66 weatherproof rating for reliable operation in harsh Australian environments.
- Load side disruption in 0m.sec.
EV-Home Energy Bridge
SigenStor enables direct solar-to-EV charging, thus optimizing renewable energy use. It also enables Vehicle-to-Home (V2H) and Vehicle-to-Grid (V2G) technologies that help the EV to power your home or supply back to the grid. Its advanced technology allows direct tapping into DC power from the battery and solar panel, enabling virtual grid capacity expansion and 100% green power charging.
Simple & Capable
DC Optimizer in each battery pack is designed to permit the parallel connection of packs. Therefore, it makes possible the mixed use of old and new batteries from different cell vendors, capacities, and State of Health (SOH) or State of Charge (SOC).
Designed for quick setup, SigenStor features:
- 15 mins Stackable Installation
- 5 mins Fast commissioning
- 2 mins OTA system upgrade
- 1-click Full system diagnosis
Sigenergy SigenStor Battery Price in Australia (May 2026 Updated)
The Sigenergy SigenStor Battery System is gaining popularity in Australia as a smart, efficient, and scalable home energy solution. Designed for solar integration and energy independence, this system delivers powerful performance backed by cutting-edge technology.
Sigenergy SigenStor 8kWh Module
| System Capacity |
Price Before Rebate (AUD) |
Price After Rebate (AUD) |
| 8 kWh |
$9,786 |
$7,626 |
| 16 kWh |
$13,418 |
$9,298 |
| 24 kWh |
$17,159 |
$11,719 |
| 32 kWh |
$22,014 |
$15,774 |
| 40 kWh |
$26,313 |
$19,753 |
| 48 kWh |
$30,492 |
$23,612 |
Sigenergy SigenStor battery systems are available in multiple capacity options, making them suitable for residential and commercial energy storage needs. The 8kWh system Sigenergy SigenStor battery price approximately AUD $9,786, making it a suitable option for residential use. The 16kWh system Sigenergy SigenStor battery price approximately AUD $13,418, while larger storage options such as the 24kWh system Sigenergy SigenStor battery price approximately AUD $17,159. For higher energy demands, the 32kWh system Sigenergy SigenStor battery price approximately AUD $22,014, the 40kWh system Sigenergy SigenStor battery price approximately AUD $26,313, and the largest option, the 48kWh system Sigenergy SigenStor battery price approximately AUD $30,492, before any Australian Government rebate is applied.
👉After applying the Australian Federal Government battery rebate from 1 May 2026, the cost of Sigenergy SigenStor systems is significantly reduced. The 8kWh system Sigenergy battery price approximately AUD $7,626, while the 16kWh system Sigenergy battery price approximately AUD $9,298. The 24kWh system Sigenergy battery price approximately AUD $11,719, the 32kWh system Sigenergy battery price approximately AUD $15,774, the 40kWh system Sigenergy battery price approximately AUD $19,753, and the 48kWh system Sigenergy battery price approximately AUD $23,612, making large-capacity systems far more affordable
Sigenergy SigenStor 5kWh Module
| System Capacity |
Price Before Rebate (AUD) |
Updated Price After Rebate (AUD) |
| 10 kWh |
$11,964 |
$9,244 |
| 20 kWh |
$17,883 |
$13,123 |
| 25 kWh |
$21,818 |
$16,218 |
| 30 kWh |
$24,723 |
$18,563 |
| 40 kWh |
$32,766 |
$26,206 |
Sigenergy SigenStor battery systems built using 5kWh modules are available in multiple expandable configurations, making them suitable for residential and light commercial energy storage needs. The 10kWh system Sigenergy SigenStor battery price approximately AUD $11,964, making it a suitable option for growing household energy requirements. The 20kWh system Sigenergy SigenStor battery price approximately AUD $17,883, while the 25kWh system Sigenergy SigenStor battery price approximately AUD $21,818. For higher energy demands, the 30kWh system Sigenergy SigenStor battery price approximately AUD $24,723, and the 40kWh system Sigenergy SigenStor battery price approximately AUD $32,766, before any Australian Government rebate is applied.
👉After applying the Australian Federal Government battery rebate from 1 May 2026, the cost of Sigenergy SigenStor 5kWh-based systems is significantly reduced. The 10kWh system Sigenergy battery price approximately AUD $9,244, while the 20kWh system Sigenergy battery price approximately AUD $13,123. The 25kWh system Sigenergy battery price approximately AUD $16,218, the 30kWh system Sigenergy battery price approximately AUD $18,563, and the 40kWh system Sigenergy battery price approximately AUD $26,206, making larger-capacity systems far more affordable.
Prices may vary depending on system size, installer, and location. Contact us for a personalized quote and expert advice.
Sigenergy SigenStor Warranty in Australia
Sigenergy SigenStor includes a solid warranty package for long-term reliability. The Sigen Battery and Energy Controller are covered for 10 years, matching industry standards, while the EV DC Charger comes with a 3-year warranty. Other parts and accessories are covered for 2 years. The battery also includes a performance warranty, guaranteeing at least 70% usable capacity or a minimum energy throughput — whichever comes first. The 5kWh model guarantees 15.85 MWh, and the 8kWh model guarantees 23.77 MWh, which is considered competitive compared to similar systems in the market.
What’s Included in the Sigenergy SigenStor Battery Package?
Each Sigenergy SigenStor system comes with premium hardware built for performance, durability, and smart management:
-
1 x SigenStor (Sigen Energy Controller)
The heart of the system, designed to manage and optimize your energy flow efficiently. It ensures that your energy needs are met with precision, providing stability and control over your power supply.
-
1 x SigenStor BAT 8.0 (8kWh Battery Module with LED Display)
A reliable, high-capacity lithium battery with a long lifecycle and built-in LED screen for live monitoring and status updates.
-
1 x Sigen Gateway (Home or HomeMax Gateway)
This gateway acts as the communication hub for your energy system, connecting the battery and controller to your home network for smart management and monitoring.
-
1 x Mounting Kit (Ground-Mount Installation Kit)
A complete installation kit for secure and professional ground-mount setup. Easy to install and designed for long-term durability.
Benefits for Australian Homes and Businesses
SigenStor’s modular and stackable design conveys maximum flexibility for both residential and commercial applications. Businesses may therefore be connected in parallel for high power output and huge energy capacity. Given the IP66 classification of the system, it can be said to withstand rigorous and reliable performance in various installation environments. Furthermore, the SigenStor is Clean Energy Council (CEC) approved, which qualifies certain models for Small-scale Technology Certificates (STCs) and provides monetary incentives for Australian homeowners.
Pros and Cons of the Sigenergy Battery
Pros:
-
Built-in bi-directional DC EV charger — one of the few systems in the market offering this feature, allowing your EV to both charge from and discharge to your home.
-
Strong technical specifications — Sigenergy batteries deliver impressive performance metrics, comparable to or even surpassing many established brands.
-
Smart ecosystem integration — seamlessly connects with Sigenergy’s own inverters and EV chargers, creating an efficient, all-in-one home energy solution.
Cons:
-
Limited track record — being founded in 2022 and introduced to Australia in late 2023, Sigenergy is still relatively new compared to long-standing competitors.
-
Premium pricing — while feature-rich and advanced, their batteries tend to be priced higher than many similar-capacity alternatives.
Should You Consider a Sigenergy Battery?
The Sigenergy SigenStor stands out in the Australian market thanks to its unique features like the built-in 25kW DC EV charger and sleek, modern design. It delivers strong performance, premium-level features, and a reliable warranty, making it a compelling choice for homeowners. As a young company with a limited track record in Australia and globally, prospective buyers should balance the system’s innovative capabilities with its new market presence when making a decision.
Power Your Home with the Best in Solar Energy
Aussie Solar cares for Australians achieving energy independence, lowering electricity costs, and contributing to a greener tomorrow. High-caliber products such as SigenStor offer state-of-the-art technology, scalability, and dependability for your energy storage requirements.
Ready for the change? Choose Aussie Solar – Australia’s leading provider of high-quality solar solutions.
Frequently Asked Question
1️⃣ What is Sigenergy SigenStor?
The Sigenergy SigenStor is an all-in-one home energy storage system that combines a solar inverter, battery pack, power conversion system (PCS), EV charger, and energy management system (EMS) in a single modular unit. It’s designed to provide solar storage, backup power, and EV charging from one integrated solution.
2️⃣ Is a Sigenergy battery any good?
Sigenergy batteries and the SigenStor system generally receive positive feedback, with many users praising reliability, modular design, backup performance, and EV charging integration. They are considered a solid, feature-rich option for residential and light commercial use.
3️⃣ Is Sigenergy a Chinese company?
Yes. Sigenergy is headquartered in Shanghai, China, and was founded in 2022. The company manufactures its products there and has expanded globally, including an office presence in Australia.
4️⃣ What is the issue with Sigenergy battery?
Some single-phase inverter models (8 kW / 10 kW / 12 kW) experienced overheating of AC plugs and melted terminals, which prompted a voluntary safety recall in Australia. This issue has been linked to connector design and installation practices, and updated hardware and firmware fixes have been rolled out.
5️⃣ Is Sigenergy owned by Huawei?
No — Sigenergy is not owned by Huawei. However, its founder Tony Xu was formerly president of Huawei’s solar division, and the company’s leadership has experience in the solar industry.
6️⃣ Is Sigenergy a fire risk?
There have been issues with overheated AC plugs on some systems that posed a potential fire risk, leading to a safety recall in Australia. No deaths or major injuries have been reported, and Sigenergy has issued replacements and firmware updates to mitigate the risk. Most units operate safely, but correct installation and updates are important.
7️⃣ Is Sigenergy CEC approved?
Yes, many Sigenergy SigenStor models (including some single-phase and 3-phase ranges) have received official approval from the Clean Energy Council (CEC) in Australia, making them eligible for rebates and installation under Australian renewable energy standards.
