Efficiency is higher because of the way that they re designed.
Contact strips on solar panels.
Interdigitated back contact solar cells ibc or rear contact solar cells are a variant of standard solar cells.
These solar cells are a different take on a standard module.
Silicon solar cells are metalized with thin rectangular shape strips printed on the front and back sides of a solar photovoltaic cell.
They conduct the direct current generated by the solar photovoltaic cell.
Interdigitated back contact solar cells ibc.
The cost would have been a prohibitive 12 000 so she signed a deal to lease part of her roof to a solar power.
Solar panel fvtled 2600ma dc 12v output dusk to dawn 2 charging modes ip65 waterproof solar cell panel with female and male connectors for fvtled deck step lawn strip string lights 2 9 out of 5 stars 43.
These metallic contacts are called busbars and have a significant purpose.
Every electrical contact is at the rear of the cell preventing the metal contact strips at the front barring light from getting to the cell surface.
About product and suppliers.