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With the same size as its predecessor, the slim DN300 battery can be housed inside seat posts or frames ensuring a clean aesthetic. Now with 3 ports, the DN300 simplifies wiring to front and rear derailleurs, supplying stable power at all times. The third port is for riders who seek the redundancy of Shimano's 12-speed Di2 wired option.
BENEFITS
SPECIFICATIONS
| Model No | BT-DN300 |
| Series | SHIMANO |
| Type | Internal battery |
| Chemistry | Li-Ion |
| Rated voltage (V) | 7.4 |
| Rated capacity (Ah) | 0.5 |
| Rated capacity (Wh) | 3.7 |
| Compatible charger |
RD-R9250, RD-R8150, RD-R7150, RD-RX825
|
| Master unit | ✔ |
| Firmware update by E-TUBE PROJECT | ✔ |
| SD50 port (pcs) | 0 |
| SD300 port (pcs) | 3 |
| SD50 connector (pcs) | 0 |
| SD300 connector (pcs) | 0 |
| Average weight | 52 |
Hello! Need help? Don’t worry, I’ve got you. Tell me what’s up, and I’ll be happy to assist 💁
