InPolish
From Solar-Cell Front End Inline
The InPolish provides single side smoothing for rear-side passivated cells and allows for superior surface passivation. The patented single side etching technology ensures powerful smoothing already at low etch depths and combines high efficiency gain with low cost of ownership. Together with the InOxSide tool, the InPolish completes RENA’s toolbox for rear-side passivated cells.
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Features and Benefits
Features and Benefits
- Efficiency gain ≥ 1 % abs. demonstrated on rear-side passivated cells compared with textured rear surface
- Patented process:
- Powerful smoothing at low etch depth
- Low CoO
- Inline single side process:
- No masking of the front side required
- Suited for all relevant passivation layers including AlOx
- Straight line footprint
- Suitable for both multi- and monocrystalline cells
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