Shimano BT-DN320 Di2 Battery – Power for Electronic Shifting
The Shimano BT-DN320 Di2 is a rechargeable battery designed specifically for the Di2 electronic shifting system. It delivers reliable power to ensure consistent, precise gear changes across all riding conditions.
3.7 Wh capacity provides extended ride range between charges
7.6 V output matches the Di2 system voltage requirements
0.5 Ah capacity supports long rides without interruption
Compatible with Shimano Di2 electronic shifters for seamless integration
What Makes the BT-DN320 Stand Out
The BT-DN320 is purpose-built for Shimano's Di2 electronic drivetrain, offering a compact and lightweight design that mounts securely to the bicycle. Its rechargeable nature eliminates the need for disposable batteries, reducing waste and long-term cost.
Ideal for...
Cyclists who rely on electronic shifting for precise, instant gear changes — whether during competitive racing, long-distance touring, or daily commuting. The battery is designed for riders who want a clean, wire-free drivetrain without worrying about power loss mid-ride.
Application of the Shimano BT-DN320 Di2
Install the battery on the Di2 junction box or mounting bracket according to the manufacturer's instructions. Charge via the compatible Di2 charger before rides. The battery automatically powers the electronic shifting system when connected, requiring no manual activation.
Shimano is a Japanese manufacturer specializing in cycling components, including electronic shifting systems, brakes, and drivetrain parts. The BT-DN320 Di2 battery is a dedicated power source for the Di2 electronic groupset, designed to integrate seamlessly with Shimano's proprietary wireless and wired shifting infrastructure.
It powers the Shimano Di2 electronic shifting system, providing reliable energy for precise and consistent gear changes.
3.7 Wh capacity, 7.6 V output, and 0.5 Ah — designed specifically for the Di2 electronic drivetrain.
The BT-DN320 is designed for the Di2 electronic shifting system. Compatibility with other Shimano groupsets or non-Di2 components is not specified by the manufacturer.
Charge using the compatible Shimano Di2 charger. Install on the Di2 junction box or mounting bracket as described in the manufacturer's instructions.
Shimano provides a 24-month manufacturer warranty on the BT-DN320 Di2 battery, covering defects in materials and workmanship.
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