SHIMANO Battery BT DN300 Internal for DI2

The SHIMANO Battery BT DN300 Internal for DI2 is a rechargeable lithium-ion battery designed for use with SHIMANO electronic shifting systems. It is intended for internal frame installation and provides reliable power for DI2 drivetrains. This battery is compatible with select SHIMANO 12-speed road and gravel groupsets, supporting efficient and consistent electronic shifting performance.

• Brand: SHIMANO
• Model: BT DN300
• Type: Internal lithium-ion battery
• Designed for DI2 electronic shifting systems
• Compatible with select 12-speed SHIMANO road and gravel groupsets
• Mounts inside the bicycle frame for a clean appearance
• Provides stable power supply to front and rear derailleurs
• Rechargeable via compatible SHIMANO charging interface
• Color: Black

This battery is not compatible with older 11-speed DI2 systems. Installation requires a compatible frame and DI2 wiring configuration.

Available Variants: