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Energie Install technician connects an inverter
Knowledge base · Technology

Choosing an inverter: string or micro?

The inverter is the heart of your solar system. We explain the difference between string and micro.

The inverter converts the direct current from your panels into usable alternating current. There are two main types: the string inverter and microinverters. The best choice depends on your roof and any potential shading.

In short
  • String: one central inverter, cost-efficient
  • Micro: per panel, better in shaded conditions
  • Micro offers per-panel monitoring
  • We choose based on roof and shading
Stringcost-efficient
Microbetter in shaded conditions
A-brandsGrowatt · SolarEdge · Enphase

String inverter

One central inverter for all your panels combined. Cost-efficient and reliable, ideal for a roof area without shading with the same orientation. If one panel is shaded, the entire string's output will decrease slightly.

Microinverters

A small inverter per panel. Shading on one panel does not affect the rest, you have per-panel monitoring and expansion is easy. However, it is slightly more expensive. Ideal for shaded areas or multiple roof surfaces/orientations.

Solar panels neatly installed on a roof surface
In the case of shading or multiple roof surfaces, microinverters are often the smarter choice.

What suits you best?

We work with A-brands such as Growatt, SolarEdge, and Enphase. Based on your roof, shading, and requirements, we will advise the system that provides you with the highest yield.

Frequently asked questions

Do I need microinverters if there is shading?

In the case of variable shading or multiple orientations, microinverters (or optimizers) are often smarter. We provide advice based on each individual situation.

How long does an inverter last?

An inverter has a shorter lifespan than the panels and may need to be replaced in the meantime. With monitoring, you can see in good time if there are any issues.

Curious about what this means for your home?

Take the free sustainability check with your address; you will immediately see your energy label, roof area and savings opportunities.

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Ready to make your home more sustainable?

Request a no-obligation quote or call our advisors. Certified professionals, fixed price, fast scheduling.