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The EW-EC300 USB Charging Cable by Shimano - For the Di2 shifting and power meter
With the EW-EC300 charging cable, you can recharge the Shimano Di2 BT-DN300 battery of your 2x12-speed electronic derailleur via the rear derailleur. It is also used to charge the Dura-Ace FC-R9200-P and Ultegra FC-R8100-P power meter cranks. It is 1.5 metres long and has a plug on one side that is plugged into the charging connection on the rear derailleur or into the charging socket on the power meter control unit. On the other side is a USB-A connector. You can use this plug with a suitable line power adapter or in a computer port; depending on the charging process, it will take shorter or longer.
Information regarding the return of batteries and electrical equipment:
Information on the return and disposal of used batteries and electrical equipment can be found here.
Length: 1.5 m
Battery / Rear Derailleur: BT-DN300 via RD-R9250, RD-R8150, RD-R7150
Power Meter: FC-R9200-P, FC-R8100-P
- only one cable for charging the circuit and the power meter
- charging the battery via the rear derailleur
- 1 x Shimano EW-EC300 USB charging cable