Panel manufacturer
JA Solar performance guide
JA Solar is one of the world's largest panel manufacturers with strong market share in Australia, UK, and Europe. Their PERC and bifacial panels offer competitive efficiency at a lower price point.
Expected lifespan
25 years
Warranty
25 years
Market share
high
Type
panel
Known for
Large-scale manufacturing, value pricing, strong AU/UK/EU presence
Failure risk overview
| Issue | Typical loss | Likelihood | Detection |
|---|---|---|---|
Natural panel degradation | 3–15% | Common | 📊 Production monitoring |
Panel soiling | 2–15% | Common | 👁️ Visual inspection |
Natural panel degradation
Typical loss
3–15%
Likelihood
Common
Detection method
📊 Production monitoringPanel soiling
Typical loss
2–15%
Likelihood
Common
Detection method
👁️ Visual inspectionCheck your JA Solar system
Use our free Solar Loss Checker to estimate how much energy your JA Solar system may be losing.
Check my systemBased on conservative solar performance modelling and published degradation data
NRELIEA-PVPSSunSpecPVsyst+ published research
Updated April 2026 · Structured performance modelling
How we calculate →