The Shimano EW-EC300 charging cable has been specially designed for Shimano Di2 12-speed road bike groupsets and is compatible with the components of the current Dura Ace R9200/R9250 and Ultegra R8100/R8150 series.
The charging process of the electronic Di2 system is carried out starting from the rear derailleur which features a corresponding connection. However, the charging cable can also be used for compatible Power meter cranks. In each case, it draws power via a USB-A port.
Compatibility:
Rear derailleur: RD-R9250, RD-R8150
Power meter: FC-R9200-P, FC-R8100-P
(listing not final)
Scope of supply:Â 1 charging cable (1500 mm)
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