Microinverters
Individual inverters installed on each solar panel, providing panel-level optimization and monitoring.
Key Specifications
| Efficiency | 95-97% |
| Lifespan | 25 years |
| Cost | $150-$250 per panel |
| Monitoring | Panel-level |
| Warranty | 25 years |
| Best Brands | Enphase, AP Systems |
Pros
- +Panel-level optimization (shade tolerant)
- +25-year warranty matches panel life
- +Individual panel monitoring
- +No single point of failure
- +Safer — no high-voltage DC on roof
Cons
- -Higher total system cost
- -More components that could fail
- -Slightly lower peak efficiency
- -More complex roof installation
- -Harder to service individual units
Best For
Homes with partial shading, multiple roof orientations, or homeowners who want maximum monitoring and longest warranty.
Average Cost
$0.30-$0.50 per watt additional vs string inverter
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