# JA Solar

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![JA Solar](/uploads_resolved/images/938/320.webp)

## Products in this selection

[![JA Solar JA Solar JAM72D40 605/MB](/images/panels/ja-solar-jam72d40-580-mb.jpg)

### JA Solar JA Solar JAM72D40 605/MB](/shop/kilowatts-uk/panel-ja-solar-jam72d40-605-mb/)JA Solar JAM72D40 605/MB: 605 W Monocrystalline n-type TOPCon solar panel at 23.4% efficiency for commercial and mixed-use roofs. Check roof area, orientation, shading and the installed system design before ordering.

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Battery ROI tool

## See what a battery saves on your bill

Enter the day rate, off-peak rate and export rate. The calculator ranks batteries in the Kilowatts shop over 10 years. Home batteries also suit offices and small commercial sites.

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