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Why monitoring your solar production does not stop at the inverter app

24 July 2026 · SOLARSPLIT

A heating failure gets noticed the same evening. A solar installation producing 15% less than expected can go unnoticed for months: the house stays powered, the bill just rises a little, and nobody looks at the curve. That is what sets solar apart: it fails in silence.

What the manufacturer’s app does well, and where it stops

Each inverter brand ships its own application, and they do the first job properly: showing the day’s, the week’s, the year’s production. Their limits appear over time:

  • They show production, rarely the gap between what was produced and what should have been produced given the season and the weather.
  • Each brand has its own: two installations from different brands, two applications, two accounts.
  • They belong to the manufacturer: the day you compare offers or change equipment, the history stays with them.

What real monitoring changes

Useful monitoring answers a single question: is my installation producing what it should? To answer it, you need a reference for expected production, comparison over time, and a single place to look, whatever the inverter brand.

That is the job of SOLARSPLIT Monitoring: installations in operation, followed in a single app, multi-brand, connected to the rest of your solar project.

The right reflex from the moment of installation

Monitoring is ideally decided before commissioning: choosing your offer is the moment to check what the installer plans for supervision. One more point to look at when you compare offers, and a line to look for when you read a quote.

And to find out what your roof would produce before even talking to an installer: the free simulation is the starting point.

And your roof, what is it worth?

The simulation is free and online, based on your building's public data.

Simulate my project