
Solar-Storage Inverters
Four partner brands on one page - Growatt WIT, Solis S6-EH, VGRID LEONA and Yienergy HI-OG. Compare topology, power range, phase and protection, then open the brand for the full introduction.
The Four Partner Brands
Each brand below is a full product introduction with its own key specifications. The table under the cards compares the four on topology, power range, phase, battery voltage and IP rating.
Which Brand Fits Which Project
- Large commercial rooftop or ground-mount, three-phase, 4-125 kW: Growatt WIT.
- Mixed single and three-phase projects that want one hybrid platform and IP66: Solis S6-EH.
- 135 kW commercial microgrid that needs direct PV input and grid-forming control: VGRID LEONA-H135K.
- Home, farm or small off-grid site from 3 to 15 kW: Yienergy HI or OG.
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Solar-Storage Inverters Models Compared
Scroll the table sideways to see every column.
| Model | Topology | Power range | Phase | Battery voltage | IP rating |
|---|---|---|---|---|---|
| Growatt WIT | Three-phase hybrid | 4-125 kW | Three-phase | — | — |
| Solis S6-EH | Hybrid, single and three-phase | 3-125 kW | Single-phase / three-phase | 40-60 V (single-phase models) | IP66 |
| VGRID LEONA-H135K | Split hybrid (separate MPPT and converter) | 135 kW | Three-phase | 600-950 V | — |
| Yienergy HI-OG | Hybrid (HI) and off-grid (OG) | 3-15 kW | Single-phase / three-phase | — | IP65 |
Specifications are indicative and differ by model within each brand series; request the model datasheet for a project.
Battery voltage and IP rating are shown where the series publishes a single value; — means it varies by model.


