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Detection · Energy & Utilities

Solar panel defect detection: Datasets & Models

A computer vision workflow that inspects solar panels and identifies physical defects like cracks, hotspots, and soiling from imagery. Built for automating solar farm and rooftop array inspections.

Solar panel defect detection example
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Solar panel defect detection

This detection workflow analyzes RGB, thermal, and drone-captured images of photovoltaic modules to locate physical defects and draw bounding boxes around each affected region. Trained on a solar panel defect dataset, it flags issues such as micro-cracks, cell hotspots, discoloration, delamination, soiling, and debris to support automated inspection of solar farms and rooftop arrays.

Try it out

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Detecting classes:

Why automate solar panel defect detection

Manual inspection of solar installations is slow, inconsistent, and hard to scale across utility-sized arrays with tens of thousands of modules. Technicians walking rows or reviewing thermal footage frame by frame miss subtle defects and produce results that vary between inspectors. Automating with a detection model lets energy and utilities teams process drone or thermal footage at scale, catch degradation early, and prioritize repairs before performance losses compound. A curated solar panel defect dataset paired with a trained model turns a labor-intensive audit into a repeatable pipeline.

Key benefits

Teams get faster, more consistent inspections that surface defects across entire solar farms without adding field labor, plus a documented trail of what was found and where. The workflow runs on imagery you already collect from existing drones and thermal cameras, so it slots into current inspection routines. Because detection scales linearly with compute rather than headcount, coverage grows with the fleet, and RF-DETR delivers strong accuracy on the small, subtle anomalies these arrays produce.

How to use it

  1. Upload an image: Drop any photo into the widget above to try solar panel defect detection for free, right on this page.
  2. Preview instant results: The model detects cracked cell, hotspot, soiling, discoloration, delamination within seconds and returns an annotated image with structured predictions, so you can immediately see how well it works. Adjust the detection classes and re-run until the results fit your scenario.
  3. Like what you see?: With a free Roboflow account, you can deploy this workflow with the Serverless Cloud API, customize it in your workspace, or train RF-DETR on your own images for production accuracy.
  4. Get started for free: No code or training data required to begin: upload, review the results, and make it part of your stack in a single click.
Recommended model

Recommended model for solar panel defect detection

RF-DETR is state of the art for real-time object detection, instance segmentation, and keypoint detection, with higher accuracy and lower latency than comparable models, and it's Apache 2.0 licensed. When you're ready to build a production model for solar panel defect detection, fine-tune it on your own labeled images, then deploy to a Serverless Cloud API endpoint.

Train your own model
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Not sure where to start?

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