As the Solar industry continues to grow and evolve, choosing a suitable inverter is crucial to the success and efficiency of your solar system. Single-phase inverters are a popular option for residential and small commercial solar installations. They offer a compact and efficient solution for converting DC power from solar panels into AC power for use in your home or business.
While it’s impossible to predict the exact top-selling single-phase inverters in 2023, based on current market trends and consumer preferences, several popular options are expected to continue to perform well.
When choosing a single-phase inverter for your solar system, it’s essential to consider factors such as efficiency, monitoring capabilities, protection features, and compatibility with your solar panel configuration. By selecting a top-selling inverter from a trusted manufacturer, you can ensure the success and longevity of your solar system for years to come.
They are commonly used in residential solar systems and small commercial applications. Single-phase inverters are connected to a single-phase power grid, Australia’s most common type of power grid.
These inverters are in various sizes to suit solar panel systems and household power consumption requirements. They are known for their efficiency, reliability, and ease of use, making them a popular choice for many Australians looking to invest in solar energy.
Top 10 Single-Phase Inverters
In terms of Single-phase inverters, there are many popular brands available in Australia that vary in efficiency, durability, and affordability. Some of the most popular brands include Fronius, Goodwe, SMA, Sungrow, SAJ, Growatt, Huawei. These inverters are not in any specific order. All of the mentioned inverters are ranked alphabetically.
1. Fronius
The Fronius Primo Gen-24 Plus single-phase inverter is a top choice for solar consumers in Australia. It efficiently converts DC from solar panels into AC for use in homes or businesses. Fronius GEN24 inverters offer a sustainable, reliable, and future-proof solution for producing affordable and flexible energy. They empower users to take control of their energy use and revolutionize their energy consumption.
- Fronius GEN24 and GEN24 Plus are flexible and future-proof hybrid inverters with open interfaces for easy integration of third-party components.
- The GEN24 offers basic backup power with “PV Point,” while the GEN24 Plus has the added option of full backup power for the entire household.
- These lightweight and compact inverters are easy to install and suitable for both residential and commercial use.
- Fronius Solar.web provides real-time monitoring and optimization tools to ensure maximum performance.
- The GEN24 and GEN24 Plus boast impressive performance data, high efficiency, and maximum output at high temperatures.
- Max efficiency of 98.1%.
- Built-in WiFi and SunSpec Modbus interfaces for easy monitoring and control.
- DC input voltage range of 150-1000 VDC and max DC input current of 22A.
- Lightweight and compact design for easy installation.
- User-friendly interface with clear display for system performance monitoring.
| Model | Fronius Primo GEN 24 Plus |
| Power Output | 5 Kw |
| Temperature range | -40 to +60 °C |
| Installation | Indoor and outdoor |
| Nominal Full Backup output power | 5000 VA |
| Maximum Efficiency | 97.60% |
| DC input voltage range | 65-600 V |
| Cooling | Active Cooling Technology |
| MPP Trackers | 2 |
| Communication | Fronius Solar.web, Modbus TCP SunSpec, Fronius Solar API (JSON) |
Pros
- High efficiency for maximum power output and better ROI.
- Easy to monitor and control through built-in interfaces.
- Wide compatibility with different solar panel types.
- Suitable for small roofs due to its lightweight and compact design.
- User-friendly interface for easy monitoring.
Cons
- Limited to single-phase applications, not suitable for larger systems or commercial use.
- Relatively expensive compared to some other single-phase inverters.
- Built-in monitoring systems may be limited in functionality and customization options.
Awards & Certifications
- Red Dot Design Award.
- TÜV Rheinland Certification.
- Intersolar Award.
- CEC listing.
- ETL Listing.
2. Growatt
The Growatt single-phase inverter is famous for residential and small-scale commercial solar installations. It is designed to convert DC power generated by solar panels into usable AC power for home or business use. The single-phase inverter is named so because it can handle only one power phase, making it suitable for smaller installations.
- Wide MPPT voltage range for flexibility with different solar panel configurations.
- Lightweight and compact design for easy installation and transport.
- WiFi connectivity and monitoring software for real-time performance tracking.
- High DC input voltage range for compatibility with various solar panel types.
- Comprehensive protection features for safety and longevity.
- User-friendly interface for easy monitoring and management.
Technical Specification
- Wide input voltage range of 90-600V DC.
- High efficiency up to 97.8% peak efficiency.
- WiFi connectivity for remote monitoring.
| Model | MIN 3600TL-X |
| Max PV power | 5.04 Kw |
| Max DC Voltage | 550 V |
| Operating Temperature | -25 to +60 °C |
| Max Efficiency | 98.20% |
| Cooling | Nature Convection |
| Warranty | 5 Years (Expandable up to 10 Years) |
Pros
- Cost-effective option for small-scale solar installations.
- High peak efficiency for more available power.
- Lightweight and easy to install, even for DIY installations.
- WiFi monitoring for easy tracking of system performance.
- Comprehensive protection features for safety and longevity.
Cons
- Power output may not fully meet all energy needs
- It may not be compatible with all solar panel types
- Some reports of premature failure or technical issues
- The warranty period may be shorter than for similar products.
- Some users have reported difficulties with customer support.
Awards & Certifications
- Top Brand PV Inverter by EuPD Research in 2021
- iF Design Award for its ARK battery inverter in 2021
- TÜV Rheinland Certification for its ARK battery inverter in 2020
3.Goodwe
Goodwe is a Chinese solar inverter manufacturer that has gained popularity in Australia for its high-quality and affordable products. The Goodwe single-phase inverter is designed for residential and small commercial solar power systems. It is known for its advanced technology and easy installation process.
The DNS G3 Series by GoodWe is a range of single-phase residential inverters with a power output of 3-6kW. These inverters feature 2 MPPTs for optimized power generation and high-current and DC input oversizing capabilities to provide substantial returns.
Key Features
- Optional AFCI and Type II SPD for added protection.
- 24/7 load consumption monitoring and multiple communication protocols.
- Designed for extreme environments with IP66 ingress protection.
- The compact, fanless design operates quietly and provides reliable power.
Technical Specification
- The high conversion efficiency of up to 98.2%.
- Dual MPPT technology for maximum energy harvesting.
- Compact and lightweight for easy installation and maintenance.
- Built-in WiFi for remote monitoring.
| Model | GW5000-DNS-30 |
| Max PV power | 5 Kw |
| Operating Temperature | -25 to +60 °C |
| Max Efficiency | 97.90% |
| Cooling | Natural Convection |
| DC Surge Protection | Yes (Compatible with Type II) |
| AC Surge Protection | Yes (Compatible with Type II) |
| MPP Trackers | 2 |
Pros
- High efficiency and energy harvesting capabilities.
- Easy to install and maintain.
- Built-in WiFi for remote monitoring.
- Designed for extreme environments with added protection features.
Cons
- Some users have reported reliability issues over time.
- The user interface may not be as user-friendly as other models on the market.
Awards & Certifications
- Top 10 Chinese PV Inverter Brand by PVBL in 2020.
- TÜV Rheinland Certification for its PV inverters in 2019
- Red Dot Design Award for its SDT G2 inverter in 2019.
4.Huawei
Huawei is a well-known global technology company offering a range of solar inverters, including single-phase inverters designed for residential and small commercial solar installations. Huawei single-phase inverters are known for their high efficiency, reliable performance, and advanced features.
The Huawei 5kw solar inverter is a single-phase inverter that is AI-powered with active safety features such as active arcing protection, which helps to increase yields. In addition, it can provide up to 30% more energy with optimizer technology. This inverter is also 2x power battery ready, which supports up to 5kW AC output and 5kW battery charging.
Key Features
- Advanced monitoring and control capabilities with remote monitoring and firmware updates.
- Comprehensive protection features include overvoltage, overcurrent, and anti-islanding protection.
- Easy to install and maintain with a user-friendly interface.
Technical Specifications
- Maximum efficiency of 98.6%.
- Compact and lightweight design.
- Built-in energy management and monitoring system.
- Low start-up voltage.
- Integrated DC switch.
- IP65 rating.
- Bluetooth and WiFi connectivity.
| Model | SUN2000-3KTL-L1 |
| Max PV power | 4.5 Kw |
| Operating Temperature | -25 to +60 °C |
| Max Efficiency | 98.30% |
| Cooling | Natural Convection |
| DC Surge Protection | Yes (Compatible with Type II) |
| AC Surge Protection | Yes (Compatible with Type II) |
Pros
- High efficiency for maximum energy production.
- Lightweight design for easy installation.
- Built-in energy management and monitoring system for easy monitoring.
- Low start-up voltage for improved energy production in common light conditions.
- Integrated DC switch for added safety.
- IP65 rating for protection against weather conditions.
- Bluetooth and WiFi connectivity for remote monitoring and control.
Cons
- It may be more expensive compared to other options in the market.
- Limited availability in some regions.
Awards & Certifications
- Top Brand PV Inverter by EuPD Research in 2021.
- Intersolar Award in the Photovoltaics category in 2019 for its FusionHome Smart Energy Solution.
- TÜV Rheinland Certification for its PV inverters in 2018.
5.SAJ
The SAJ 5KW single-phase inverter is famous for residential and small commercial solar installations. SAJ Solar Inverters R5 Series is a range of single-phase solar inverters that are designed to be lightweight and operate quietly without causing noise pollution. In addition, these inverters are equipped with an external module that enables real-time monitoring of the solar power system’s performance data.
Key Features
- SAJ Solar Inverters R5 Series provides reliable and efficient DC to AC-power conversion for homes or businesses.
- Features maximum power point tracking (MPPT) technology to optimize solar panel power output.
- Sleek and modern design that complements any building or location.
Technical Specification
- Maximum efficiency of 97.8%.
- MPPT voltage range of 150V-1000V.
- Lightweight and compact design for easy installation.
- IP65 rating for outdoor installation.
- WiFi and Ethernet connectivity for remote monitoring and control.
| Model | R5-3K-S1-15 |
| Max PV power | 4.5 Kw |
| Operating Temperature | -40 to +60 °C |
| Max Efficiency | 97.80% |
| Cooling | Natural Convection |
| DC Surge Protection | Integrated |
| AC Surge Protection | Integrated |
| Warranty | 5 Years (Expandable up to 25 years) |
Pros
- High efficiency and wide MPPT voltage range.
- Lightweight and compact design for easy installation.
- IP65 rating and remote monitoring capabilities for convenient and reliable outdoor facilities.
Cons
- More than limited power output of 5KW may be required for larger installations.
- Some users have reported issues with reliability and durability over time.
Awards & Certifications
- China Good Design Award in 2019 for its PV inverter.
- National High-tech Enterprise certification in 2018.
- TÜV Rheinland Certification for its PV inverters in 2016.
6. SMA
SMA is a well-known brand in the solar industry, and its single-phase inverters are popular for residential and small commercial applications. These inverters are designed to convert the DC power generated by solar panels into AC power that can be used by household appliances and fed back into the grid.
The SMA single-phase inverters come with a range of features and benefits that make them a reliable and efficient choice for solar power systems.
Key Features
- SMA Smart Connected offers free monitoring service for SMA inverters via the SMA Sunny Portal, providing automatic monitoring and proactive communication in case of faults.
- The lightweight design (17.5 kg) and compact size allow easy installation and space-saving.
- High efficiency and shade management features lead to more significant energy savings.
- It can be combined with intelligent energy management and storage solutions and TS4-R components for module optimization.
| Model | Sunny Boy 3.0 |
| Max PV power | 5.5 Kw |
| Operating Temperature | -25 to +60 °C |
| Cooling | Natural Convection |
| Max Efficiency | 97.00% |
| Warranty | 5 Years (Expandable up to 15 Years) |
Pros
- SMA is a trusted brand known for producing high-quality inverters.
- Wide range of sizes is available to suit different system sizes and budgets.
- A built-in monitoring system allows for easy tracking of system performance.
- High efficiency leads to greater energy savings.
Cons
- It may be slightly more expensive compared to some other single-phase inverters on the market.
- The warranty period of 5 years may not be sufficient for some customers, and extending the warranty can add to the overall system cost.
Awards & Certifications
- Top Brand PV Inverter by EuPD Research in 2021.
- Intersolar Award in the Photovoltaics category in 2019 for its Sunny Tripower CORE1 inverter.
- Plus X Award for its Sunny Tripower CORE1 inverter in 2018.
7. Sofar
The Sofar single-phase inverter is a popular choice for residential and small commercial solar PV systems. It is manufactured by Sofar Solar, a leading Chinese solar inverter manufacturer that was established in 2012. The company has a strong focus on research and development and has gained a reputation for producing high-quality, reliable inverters.
Key Features
- Solis single-phase inverters offer reliable and efficient performance for residential and small commercial solar installations.
- Wide MPPT voltage range for flexibility with different solar panel configurations and orientations.
- Lightweight and compact design for easy installation and transportation.
- Comprehensive protection features for the safety and longevity of the solar system.
- Integrated WiFi for real-time monitoring and remote control.
- Wide input voltage range and compatibility with various battery types.
- Dual MPPT design for optimal performance in varying conditions.
- Supports reactive power control for improved grid stability.
| Model | SOFAR 3.6KTLM-G3 |
| Max PV power | 5.4 kW |
| Operating Temperature | -30 to +60 °C |
| Max Efficiency | 98.20% |
| Cooling | Natural Convection |
Pros
- High efficiency for maximum energy production.
- Flexible system design with wide input voltage range and dual MPPT design.
- Lightweight and compact design for easy installation.
- Integrated WiFi for convenient monitoring and control.
- Compatible with a wide range of battery types.
- Supports reactive power control for improved grid stability.
Cons
- Reliability issues with the WiFi module were reported by some users.
- Limited availability of technical support in some regions.
- Lacks some advanced features offered by other high-end inverters.
CAwards & Certifications
- Top 10 Chinese PV Inverter Brand by PVBL in 2020.
- Taiwan Excellent PV Award in 2019.
- TÜV Rheinland Certification for its PV inverters in 2018.
8. Solar Edge
SolarEdge is a global leader in smart energy technology, including inverters, power optimizers, and monitoring software. The SolarEdge single-phase inverter is designed to maximize power generation from solar panels while maintaining grid stability.
It is known for its reliability and efficiency in converting DC power from solar panels to AC power that can be used in homes and businesses. SolarEdge DC-optimized residential PV system.
Key Features
- This system features a single-string design for inverters up to 5kW AC, making installations faster and simpler with maximum design flexibility.
- It has record-breaking inverter efficiency for more energy production and rapid inverter commissioning via smartphone using SetApp.
- The system also features advanced safety features, including SafeDC and integrated arc fault protection and is compact, lightweight, and easy to install.
- It is specifically designed to work with SolarEdge power optimizers for higher energy yield, supports WiFi communications (sold separately), and is a battery-ready solution supporting on-grid storage.
- The system has an IP65 rating, making it suitable for outdoor and indoor installation.
Technical Specification
- High efficiency.
- Integrated DC safety switch.
- Easy and quick installation.
- Monitoring of system performance through the SolarEdge monitoring portal.
- Integrated arc fault protection for added safety.
- Compatible with SolarEdge power optimizers for enhanced system performance.
| Model | SE3000H |
| Max PV power | 4.65 Kw |
| Operating Temperature | -40 to +60 °C |
| Max Efficiency | 99.20% |
| Cooling | Natural Convection |
| Supported Communication Interfaces | RS485, Ethernet, Wi-Fi |
Pros
- High-efficiency results in higher energy yield and faster return on investment.
- Integrated safety features such as DC safety switches and arc fault protection enhance safety and reduce the risk of electrical fires.
