Comparison
String vs Central Inverter
Both convert DC to AC; they differ in scale, redundancy and where they suit.
| Specification | String Inverter | Central Inverter |
|---|---|---|
| Scale | Distributed, per-string | Centralised, many strings |
| Redundancy | One failure = small loss | One failure = large loss |
| Maintenance | Simple, replaceable | Specialised |
| Best for | Rooftop, C&I, complex layouts | Large utility plants |
Frequently asked questions
- Which is cheaper?
- Central inverters can lower cost per watt at large scale; string inverters offer redundancy and flexibility for smaller or complex sites.
Not sure which to choose?
We will recommend based on your site and load case.