Photovoltaic panels and inverters quote

Personally, I always look for mid-range (e.g., Sungrow, iStore) or premium (e.g., Enphase, SolarEdge, Fronius) inverters. I know they are less likely to give me grief over the years. What Is A Solar Inverter – What Does It Do? All grid-connected PV systems require a solar inverter 1.

The overall cost breakdown shows that while necessary, inverters are a relatively small part of the total investment in solar technology. After applying tax credits, the total cost to install a solar system, inverter included, comes to between $10,600 and $26,500. In 2023, there was a 15% drop in the price of residential systems.

Modern solar PV inverters, especially those utilizing materials like silicon carbide (SiC) and gallium nitride (GaN), are achieving efficiency levels above 99%, thereby reducing energy losses and enhancing the overall energy output.

For example, decent-quality 5kW solar inverters, which can support up to 6.6kW of panels, start at $1,000 for budget single-phase models (e.g., Sungrow, Goodwe, or Solis) and up to $2,000 for premium single-phase models (e.g., Fronius or SMA). If you want a 3-phase, 5kW inverter; add around $400 to those prices.

Definition Solar inverters are power electronic devices whose core function is to convert the DC power generated by solar panels into standard AC power. This process not only ensures the availability of electrical energy, but also achieves compatibility with existing power grids or stand-alone load systems.

All the solar panel inverters shown above (apart from Enphase) are string inverters. They're the most common type available and are called string inverters because panels are wired together in series strings. These units are usually installed on the wall, ideally close to your meter box. You won't find these in home installations.