20kW Off Grid solar system

20kW Off Grid solar system

Daily generating capacity: 64.768kWh
Stored power: 38.4kWh


20kW Off Grid solar system

Supporting configuration list

20kW off grid inverter * 1
460W Solar Panel * 44
192V100Ah Li Battery * 2
Customized control box
300m photovoltaic line * 1 set
Mounting bracket (Roof/Ground)

Driven electrical appliances

within 20kW (resistive load)
within 6.5kW (inductive load)

Installation area

About 87.44 square meters



* Please fill in as fully as possible so that we can provide a more accurate proposal.

Certainly, here are three different configuration options for a 20kW Off Grid Solar System, along with the reasons for each configuration:

Option 1: High-Efficiency Solar Panels and Large Battery Bank (20kW Off Grid Solar System)


  • Solar Panels: Utilize high-efficiency solar panels with a total capacity of 25kW to capture more sunlight.
  • Inverter and Charge Controller: Install a powerful 20kW inverter and charge controller to handle the maximum energy output.
  • Battery Bank: Include a large battery bank with a total capacity of 100kWh for extended off-grid operation.


  • Optimized Energy Production: High-efficiency panels maximize energy generation, ensuring the system can meet high energy demands.
  • Energy Storage: The large battery bank provides substantial energy storage capacity, enabling the system to store excess energy during the day for use at night or during cloudy periods.
  • Reliability: The 20kW inverter and charge controller are robust enough to handle the system’s peak load, ensuring reliable operation.
  • Autonomy: With this configuration, the system can operate off-grid for an extended duration without relying on external power sources, making it suitable for remote areas or emergency situations.

Option 2: Solar Tracking System with Standard Panels(20kW Off Grid Solar System)


  • Solar Panels: Use standard 20kW solar panels.
  • Solar Tracking System: Implement a solar tracking system that follows the sun’s movement throughout the day to maximize energy capture.
  • Inverter and Charge Controller: Install a 20kW inverter and charge controller.


  • Maximized Energy Capture: Solar tracking systems can increase energy production by up to 25% compared to fixed panels by optimizing the panel angle relative to the sun.
  • Efficiency: Standard panels are cost-effective, and their efficiency combined with the solar tracker ensures optimal energy output.
  • Adaptability: This configuration is suitable for locations with ample sunlight, where the focus is on maximizing energy capture during daylight hours.
  • Cost-Effectiveness: While solar trackers add an initial cost, the increased energy production can result in a faster return on investment, especially in areas with high electricity prices.

Option 3: Grid-Connected Hybrid System(20kW Off Grid Solar System)


  • Solar Panels: Install 20kW solar panels.
  • Inverter and Charge Controller: Use a 20kW inverter and charge controller.
  • Battery Backup: Include a moderate-sized battery bank with a capacity of 50kWh.
  • Grid Connection: Connect the system to the grid for backup power.


  • Energy Savings: Generate solar power during the day and sell excess electricity back to the grid, offsetting the initial investment and reducing electricity bills.
  • Backup Power: In the event of grid outages, the system can seamlessly switch to battery power, providing uninterrupted electricity supply.
  • Efficiency: By using the grid as a backup, the system can be smaller and more cost-effective than a fully off-grid system while still providing energy security.
  • Economic Viability: In regions with net metering or feed-in tariffs, this configuration can offer a strong financial incentive by allowing you to earn money from surplus electricity.

In conclusion, the choice of configuration for a 20kW Off Grid Solar System depends on various factors, including energy needs, location, budget, and energy goals. Each of these options offers distinct advantages, from maximizing energy capture with solar tracking to achieving energy independence with a large battery bank. The decision should be based on careful consideration of these factors to create a system that best suits your specific requirements and objectives. Whether you prioritize energy efficiency, autonomy, or cost-effectiveness, there is a configuration that can meet your needs and help you harness the power of the sun for a sustainable and reliable energy source.

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