| After-sales Service: | 3years |
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| Warranty: | 3years |
| Nature of Source Flow: | Active Inverter |
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Shipping Cost:
Estimated freight per unit. |
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| Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Suppliers with verified business licenses
Audited Supplier The STS series is a new solar storage inverter that combines solar energy storage, mains charging energy storage, and AC sine wave output. With advanced DSP control and control algorithms, this inverter offers high response speed, reliability, and industrial standard. It features four charge modes: only solar power, mains power priority, solar power priority, and mains power & solar power. The inverter and mains outputs are selectable to meet different application needs.
The solar charge module utilizes optimized MPPT tracking technology to quickly track the maximum power point of the PV array in any environment, maximizing the energy output of the solar panel. The AC-DC charge module employs advanced control algorithms for full digital double closed-loop control of voltage and current, ensuring stable and reliable charging and protection of the battery. With a wide AC voltage input range and full input/output protection function, it offers versatility and safety.
The DC-AC inverter module, based on full digital intelligent design, utilizes advanced SPWM technology to output pure sine wave and convert DC into AC. It is suitable for powering AC loads such as household appliances, electric tools, industrial devices, and electronic audiovisual equipment. The product features a segment LCD display for real-time operation data and system status. With comprehensive electronic protection functions, it ensures the safety and stability of the entire system.
| Model | STS33248 | STS35224 | STS55248 | STS55248B | STS30224U | STS50248U |
| Number Of Parallel Machines | / | / | / | 1~6 pcs | / | / |
| Rated Output Power | 3300W | 3500W | 5500W | 5500W | 3000W | 5000W |
| Load Motor Capability | 2HP | 2HP | 4HP | 4HP | 2HP | 4HP |
| Rated Output Voltage | 230VAC, 50Hz/60Hz | 230VAC, 50Hz/60Hz | 230VAC, 50Hz/60Hz | 230VAC, 50Hz/60Hz | 120VAC, 50Hz/60Hz | 120VAC, 50Hz/60Hz |
| Inverter Output Efficiency | >92% | >90% | >90% | >92% | >91% | >90% |
| Max. PV Input Voltage(Voc) | 145VDC | 500VDC | 500VDC | 500VDC | 108VDC | 500VDC |
| MPPT Tracking Voltage Range | 60V-115VDC | 120V-450VDC | 120V-450VDC | 120V-450VDC | 30V-85VDC | 120V-450VDC |
| PV Array Maximum Power | 3400W | 4000W | 6000W | 6000W | 1400W | 5000W |
| Max. Input Current | 40A | 13A | 22A | 22A | 40A | 18A |
| Baterry Voltage | 48VDC | 24VDC | 48VDC | 48VDC | 24VDC | 48VDC |
| AC Input Voltage | 170~280VAC, 50Hz/60Hz | 90~140VAC, 50Hz/60Hz | 90~140VAC, 50Hz/60Hz | |||
| Max. AC Charge Current | 60A | 80A | 60A | 60A | 40A | 40A |
| Max. PV Charge Current | 60A | 80A | 100A | 100A | 60A | 80A |
| Product Size | 378x280x103mm | 378x280x103mm | 426x322x126mm | 426x322x126mm | 378x280x103mm | 426x322x126mm |
| Weight | 6.2kg | 7.4kg | 10.5kg | 10.5kg | 6.8kg | 11.6kg |
| Warranty | 3 years | |||||
Introducing the China 3kw Solar Inverter by Guangdong Solarthon Technology Co., Ltd. This reliable solar inverter is designed to provide efficient power conversion for your off-grid solar energy system. With its pure sine wave output, it ensures a stable and clean power supply, just like the public power grid.
Featuring a low frequency design, this inverter offers various protections and a strong ability to adapt to different environments. It is highly reliable and provides voltage regulation for optimal performance.
Compared to modified sine wave inverters, the pure sine wave output of this inverter offers numerous advantages. It has a low repair rate and a long lifespan, making it a durable and cost-effective choice. Additionally, it does not produce harmonic pollution, making it environmentally friendly. It is compatible with a wide range of appliances, including household, office, and agricultural appliances, as well as inductive loads like refrigerators and air conditioners.
With its self-adapting 110V, 115V, 120V, 220V, 230V, and 240V output options, this inverter can meet your specific power requirements. If you have any special requirements, our engineers are available for consultation.
For added convenience, we offer OEM orders, allowing you to customize the inverters with your company logo on nameplates and packaging.
Choosing the right inverter is crucial for the success of your solar energy system. Simply share your power demand with our sales team, and they will recommend a suitable inverter for you.
In case you encounter any technical problems, our 24-hour after-service consultancy is here to assist you. We are committed to making your problem-solving process easy and efficient.
While a power inverter is not absolutely required for a solar energy system, it is essential if you want to use normal AC appliances. Without an inverter, you will only have battery power, which may not be sufficient for most applications.
The input voltage of the inverter depends on your battery bank. Higher voltages allow for smaller wires between your solar panel array and battery bank. It is important to ensure that your solar panels, inverter, and battery bank all use the same voltage.
In the unlikely event that any product is faulty, simply send us a picture or video, and we will provide free spare parts of the PCB board for after-sale service.
Experience reliable power conversion with the China 3kw Solar Inverter. Order yours today and enjoy the benefits of solar power generation and energy storage.
Suppliers with verified business licenses
Audited Supplier 
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