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SKU: SFBT0001

Shimano BT-DN300 Built-In DI2 Battery for Dura-Ace R9200 & R9250 Series | Integrated Lithium-Ion Power Supply with Three SD300 Wire Ports, Next-Gen Compatibility, and U.S. Specification for High-Performance Electronic Road Bike Systems

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Description

Boost your Dura-Ace R9250 electronic shifting system with the Shimano BT-DN300 Built-In Di2 Battery, engineered for premium performance and seamless integration. This high-capacity, built-in battery is designed specifically for the Dura-Ace 9250 series, offering reliable, long-lasting power to keep your electronic shifting responsive and precise on every ride.

Materials & Construction:

The Shimano BT-DN300 features a lightweight, durable construction with a sleek, integrated design that seamlessly blends into your bike frame. Its compact size minimizes weight without compromising power or durability, ensuring a clean aesthetic and optimal balance.

Performance & Engineering:

Built to support the latest Di2 systems, the BT-DN300 provides consistent, stable power delivery for smooth gear shifts, even under demanding riding conditions. Compatible with next-generation SD300 wiring and supporting the R9250 and R8150 series, it guarantees synchronized performance across your entire electronic drivetrain.

Components & Technology:

Equipped with three SD300 wire ports, the BT-DN300 offers versatile wiring setups for clean cable management. It shares a fixing method with the BT-DN110, making installation straightforward. As a U.S.-spec model, it adheres to regional standards for reliable operation. Note that all Di2 components must run the same firmware version for optimal functionality; use the Shimano E-Tube System Checker to update firmware at [http://e-tubeproject.shimano.com](http://e-tubeproject.shimano.com).

Style & Use Case:

Ideal for professional racers and serious cycling enthusiasts, the Shimano BT-DN300 seamlessly integrates into modern aerodynamic bike frames, enhancing the sleek, high-tech look of your bike. Its built-in design minimizes cable clutter and contributes to a weight-efficient setup, perfect for competitive racing, endurance rides, and high-performance cycling.

Innovative Features:

- Built-in design for a streamlined frame integration

- Compatibility with next-generation SD300 wiring and Shimano Dura-Ace 9250 series

- Supports firmware updates via Shimano's E-Tube system for ongoing performance improvements

- Shared fixing method simplifies installation and replacement

Upgrade your electronic shifting system with the Shimano BT-DN300 Built-In Di2 Battery, delivering reliable power, sleek aesthetics, and cutting-edge technology for unbeatable performance on every ride.

  • Designed with lightweight, high-quality materials for optimal durability and longevity in demanding cycling conditions.
  • Engineered for seamless performance with the latest Shimano R9250 Dura-Ace 9250 series and E-Tube Di2 systems, ensuring reliable power delivery and smooth shifting.
  • Features three SD300 compatible wire ports and a built-in design for a clean, integrated look on carbon and lightweight road bikes.
  • Ideal for advanced road cycling enthusiasts seeking a sleek, minimalist electric shifting system with easy firmware updates via Shimano's e-tube system checker.
  • Compatible with Shimano's next-generation electric wiring and components, providing future-proof performance and a hassle-free upgrade path for high-performance racing bikes.
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