10 Frequently Asked Questions about Air Conditioning and Solar Systems

Demand for integrated air conditioning and solar solutions is growing – especially in the B2B sector. But how does the combination of air conditioning systems, solar panels, and battery storage work in practice? This FAQ addresses the 10 most common questions from professionals.

1. How do I determine the right size of a solar panel system to power an air conditioner?

2. Can I easily connect an existing air conditioner to a solar installation?

3. What are the benefits of adding a battery system to an air conditioning and solar installation?

4. What about the payback period of an air conditioning–solar panel–battery combination?

5. Are there specific requirements for installing an air conditioner with solar panels and batteries?

6. Can I use an existing solar system or does it need to be replaced?

7. What about warranties when combining air conditioning, solar panels, and batteries?

8. Are there subsidies available for these combined systems?

9. What are the maintenance requirements for such a combined system?

10. What are the latest technological developments in this field?

1. How do I determine the right size of a solar panel system to power an air conditioner?

Start with an accurate analysis of the air conditioner's energy consumption, especially during peak hours in summer. Use the system’s technical specifications to determine the required power in watts. Take into account local sunlight hours and the efficiency of the solar panels. A professional calculation using specialized software is recommended. Many of our suppliers offer online calculators.

2. Can I easily connect an existing air conditioner to a solar installation?

In principle, yes. However, it requires a compatible inverter and often an energy management system. Make sure the inverter supports both the solar array and the air conditioning unit.

3. What are the benefits of adding a battery system to an air conditioning and solar installation?

A battery system offers several benefits:

• Energy storage: Excess solar power can be stored for use at night or during cloudy periods.

• Grid support: Batteries contribute to stabilizing the electrical grid.

• Backup power: Provides emergency electricity for the air conditioning system and other critical loads.

We’ve published several blogs explaining why batteries are a smart investment and how to determine the right capacity.

4. What about the payback period of an air conditioning–solar panel–battery combination?

The payback period depends on various factors, such as initial investment costs, energy prices, generated solar energy, and any available subsidies. Generally, while these systems have higher upfront costs, rising energy prices can accelerate the return on investment.

5. Are there specific requirements for installing an air conditioner with solar panels and batteries?

Yes, including:

• Proper dimensioning of all system components

• Use of compatible inverters and EMS

• Safe and standards-compliant electrical installation

• Adequate ventilation for battery units

• Use of the correct refrigerant and proper handling

6. Can I use an existing solar system or does it need to be replaced?

In many cases, existing panels can be reused. However, ensure the inverter and total system capacity can manage the air conditioner’s additional load. Also consider the panel orientation, as this influences peak generation times. Adding a battery may improve performance, especially during evening operation.

7. What about warranties when combining air conditioning, solar panels, and batteries?

Confirm that the air conditioner's warranty remains valid when used in combination with solar and storage systems. Some manufacturers define specific connection criteria. Ensure that separate warranties cover both the solar modules and the battery unit.

8. Are there subsidies available for these combined systems?

That depends on the location. We recommend checking local and national government websites for current funding schemes and tax incentives.

9. What are the maintenance requirements for such a combined system?

Regular maintenance is essential. Air conditioning filters should be cleaned frequently. Battery systems also require routine checks – offering maintenance packages to your customers may add value.

10. What are the latest technological developments in this field?

Key innovations include:

• AI-powered energy management systems for consumption optimization

• High-efficiency solar modules

• Advanced batteries with greater storage capacity and improved lifespan