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ANENJI Solar Inverter

MPPT Inverter Appearance Showcase Video

ANENJI Energy Latest Technology

We have access to the latest development in renewable energy technologies.
And we offer a wide range of components for the whole off-grid solar system.


In Anenji Energy, we know that every installation for off grid system is different.
One of our solar experts will conduct Solar Site Analysis using the latest tools in the industry to ensure the max performance of your solar system.


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ANENJI Germany warehouse

Our warehouse and repair center is located in Heusenstamm, Germany. We welcome customers to browse our solar inverters and LiFePO4 batteries as well as our warehouse environment. We also support self-pickup from our warehouse after making an online purchase.

COMPANY  PROFILE

ANENJI Energy is a leading manufacturer of solar inverters, solar charge controllers, and LiFePO4 batteries. Over time, ANENJI Energy has become one of the top providers of solar inverters in the industry. Today, there are over 100,000 ANENJI systems installed around the world, and the list continues to grow. We provide the easiest monitoring of all roles in the chain, with products ranging from residential to commercial applications.

We have a complete and mature pre-sales and after-sales service system, ensuring our customers have a pleasant, convenient, and reassuring shopping experience. Whether you are an individual or a business user, we always provide the best service to our customers. Service is always our top priority.

Nowadays, we have warehouses and repair centers in Europe, and we also provide a pick-up service. 

We are committed to allowing our users to benefit from the sun and enjoy life in the most cost-effective way.

ANENJI Reviews

Installed and tested for a week, it works really well! I am really satisfied! I bought the ANENJI 6.2KW inverter and combined it with 3.8KW panels and 10KW LiFePO4 batteries. It doesn’t heat up at all. I just hope it lasts a few years. It has a price-performance ratio that I haven’t found elsewhere with these features. Highly recommended! I must say, it was really worth it! The communication with the seller was also good.
J********5
After testing it under different load conditions, with photovoltaic, batteries, and the grid, I can say I am very satisfied. It is an excellent inverter that meets the needs of those who want to stay off-grid. In my opinion, it also works excellently as a voltage stabilizer. All technical data have been fully met, and the power consumption is modest. It's great for optimizing the energy consumption of a home without disconnecting from the grid and aiming for self-consumption.
G********i
Everything is perfect! Tax avoided. Shipped from DE. The inverter is better than any other. Smart fan management—the fan speed depends on the actual power output/consumption. Fans are quiet. It looks like a quality product. The cable terminals are also better. I would buy it again!
J******r

Solar Inverter FAQs

Why would you need an inverter?

1. Converting direct current to alternating current

Solar Power Systems:
 
Solar panels generate direct current (DC) electricity, but most household appliances and the grid use alternating current (AC). An inverter converts DC to AC so that solar power can be used for home appliances or fed back into the grid.
Battery Storage Systems: Batteries store electricity in DC form. An inverter is needed to convert the stored DC power to AC power for use in household appliances or to feed back into the grid during power outages or peak demand.

2.
Uninterruptible Power Supply (UPS)

Backup Power:
Inverters are used in UPS systems to provide backup power during grid outages. They ensure a continuous supply of power by converting stored DC power from batteries to AC.
Critical Applications: Inverters in UPS systems are critical for keeping medical equipment, data centres, and communications equipment powered, where power interruptions can have serious consequences.

3.
Energy Independence and Cost Savings

Self-Consumption
:
Inverters allow households to use electricity generated by solar panels, reducing reliance on the grid and lowering electricity bills.
Net Metering: By feeding excess solar power back into the grid, inverters allow users to receive a credit or revenue on their electricity bill.

4. Mobile and Off-Grid Applications

Remote Locations:
For off-grid living or remote locations without access to the electrical grid, inverters enable the use of solar, wind, or battery power to run household appliances and tools.
Recreational Vehicles (RVs): Inverters are used in RVs to convert DC power from batteries to AC power, allowing travellers to use standard household appliances on the go.

5.
Improving Power Quality and Stability

Pure Sine Wave Output:
High-quality inverters produce a pure sine wave output similar to grid power. This power is vital for sensitive electronic equipment and household appliances, ensuring that they operate efficiently and last longer.
Voltage Regulation: Inverters can help stabilize voltage fluctuations, providing consistent power output even when the input voltage varies.

6.
Integration with Smart Systems

Smart Home Integration:
Modern inverters often come with smart features that support remote monitoring and control, enabling integration with home automation systems to optimize energy management.
Energy management systems: Inverters can work in conjunction with energy management systems to optimize energy use, manage load distribution, and maximize the efficiency of renewable energy systems.

Is it better to have a bigger solar inverter?

The size of your solar inverter should be carefully matched to your solar energy system's needs. Here are some key considerations when determining whether a bigger solar inverter is better for you:
1. System Matching 

Correct Size:
The size of the inverter must match the capacity of the solar panel system. An inverter that is too large may not operate efficiently at lower power levels, while an inverter that is too small in size may not be able to handle peak production.
General rule: Typically, the inverter should be sized to handle 80-100% of the system's peak DC capacity.

2.
Performance and Efficiency 

Efficiency at Peak Production
:
Bigger inverters may perform better at handling peak production, especially if your solar array occasionally produces more power than its rated capacity.
Low Load Efficiency: Bigger inverters may be less efficient at lower power levels. If your solar system often operates below peak capacity, a smaller inverter may be more efficient.

3. Future Expansion


Scalability:
If you plan to expand your solar array in the future, a slightly larger inverter may be beneficial. It can handle more solar panels without having to completely replace the system.
Current Needs: Balance future-proofing with current energy needs to avoid oversizing.

4.Grid Connection


Grid Limitations:
Some utilities have restrictions on the size of inverters that can be connected to the grid. Make sure your inverter is sized to meet local regulations.
Net Metering: If you have net metering, ensure the inverter size maximizes the financial benefits.

5.
Battery Integration

Hybrid systems:
For systems with battery storage, make sure the inverter can handle the combined load of solar panels and battery discharge rates.

How big of an inverter do I need to run a whole house?

To determine the size of the inverter needed to run an entire house, you need to consider several factors, including your total power consumption, the type of appliances you have, and whether you want to run everything simultaneously. Here’s a step-by-step guide to help you calculate the appropriate inverter size for your home:

1. Calculate Your Total Power Consumption

 1.1 Identify Your Appliances: List all the electrical appliances you want to power with the inverter.
 1.2 Check Power Ratings: Note the wattage of each appliance. This information is usually found on the appliance label or in the user manual.
 1.3 Calculate Total Wattage: Sum the wattages of all the appliances you plan to run simultaneously.

 1.4 Example:

  • Refrigerator: 800W
  • Microwave: 1000W
  • Lights: 300W
  • TV: 200W
  • Air Conditioner: 2000W
  • Total: 800 + 1000 + 300 + 200 + 2000 = 4300W

2. Consider Starting and Running Watts

  • This is known as starting or surge watts. Some appliances, especially those with motors (like refrigerators and air conditioners), require more power to start than to run. For example, a refrigerator might need 800W to run but 1600W to start.

3. Add a Safety Margin

  • To ensure reliable performance and to handle potential future additions, add a safety margin of about 25% to your total wattage. For example, 4300W (total running watts) x 1.25 (safety margin) = 5375W

4. Determine Inverter Size

  • Based on the calculations above, choose an inverter that can handle at least the peak wattage required. For example, For the example above, you would need an inverter with at least 5375W continuous output capacity.

5. Battery Capacity

  • If you are using the inverter with a battery storage system, ensure that the battery capacity is sufficient to supply the inverter's power requirements. For example, if you need 5375W for 4 hours, you will need a battery bank capable of supplying 21500Wh (5375W x 4h).

6. Types of Inverters

  • Pure Sine Wave Inverters: Provide clean power suitable for all types of appliances, including sensitive electronics.
  • Modified Sine Wave Inverters: Less expensive but may not be suitable for all appliances, particularly sensitive electronics.

Recommendations

 Small to Medium Homes: Typically, a 3000W to 5000W inverter can run most essential appliances and electronics.

 Large Homes
: For larger homes with higher power needs, a 6000W to 10000W inverter might be necessary.

What happens if you connect too many solar panels to an inverter?

Connecting too many solar panels to an inverter can lead to overloading, reduced efficiency, potential damage and safety hazards.

Overloading the Inverter:

 1. Power Limiting: If the combined power output of the solar panels exceeds the inverter’s capacity, the inverter will limit the output to its maximum rated capacity. This means that any excess power generated by the solar panels will be wasted and not converted to usable AC power.
 2. Efficiency Loss: Continuously running at or near maximum capacity can reduce the efficiency of the inverter and increase wear and tear, potentially shortening its lifespan.

Potential Damage:

 1. Thermal Overload: Excessive power can cause the inverter to overheat, leading to thermal overload. While most inverters have thermal protection, repeated overheating can still cause long-term damage.
 2. Component Stress: Overloading can put stress on the internal components of the inverter, leading to failures or malfunctions over time.

Reduced System Performance:

 1. Energy Wastage: Since the inverter limits the output to its maximum capacity, the additional power generated by the extra panels is essentially wasted. This reduces the overall efficiency of the solar power system.
 2. Inconsistent Power Output: The system might not perform optimally, especially during peak sunlight hours when the power generation is highest.

Safety Concerns:

 1. Electrical Hazards: Overloading can increase the risk of electrical hazards, including potential fires if the wiring or components are not rated to handle the excess power.
 2. Warranty Issues: Connecting too many panels might void the warranty of the inverter, as it is being used beyond its specified capacity.

Regulatory Compliance:

Exceeding the inverter’s capacity may violate local electrical codes and regulations, leading to potential fines or requirements to modify the system to bring it into compliance.

Voltage Limits:

 1. DC Voltage Limits: Exceeding the inverter’s DC voltage limits can cause the inverter to shut down or fail. Solar panels connected in series increase the voltage, and too many panels can exceed the inverter’s maximum input voltage rating.
 2. String Configuration: Too many panels in series can exceed voltage limits, while too many in parallel can exceed current limits. Proper string configuration is crucial.