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Multi-purpose Shimano Di2 Bt-dn300 Batterie Interne With A 80% Price Cut [NeLg32w9]

$21.99 $70.99 -69%

Shimano DI2 BT-DN300 Internal BatteryIntroducing the Shimano DI2 BT-DN300 Internal Battery, the latest innovation in cycling technology. This state-of-the-art battery offers the same reliable waterproof structure that Di2 users have come to love over

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Shimano DI2 BT-DN300 Internal Battery

Introducing the Shimano DI2 BT-DN300 Internal Battery, the latest innovation in cycling technology. This state-of-the-art battery offers the same reliable waterproof structure that Di2 users have come to love over generations. With its three-door design, it provides a stable power supply for anti-derailleurs and seamless gear changes at 12 speeds, complete with the fully wired option. The BT-DN300 is designed to be discreet, fitting comfortably in the downtube or frame for a clean aesthetic. Its compatibility with the new generation SD300 and R9250/R8150 systems ensures seamless integration with your cycling setup.

Product Specifications and Features

The Shimano DI2 BT-DN300 Internal Battery is equipped with a 3-door SD300 design, offering simplified cable routing to front and rear derailleurs for a stable performance. This model shares the same mounting method as the BT-DN110, ensuring easy installation and compatibility. Key features include:
  • 3-door SD300 design for easy cable routing
  • Shared mounting method with BT-DN110 for quick installation
  • Model: BT-DN300
  • Series: Dura-Ace R9200
  • Included mounting parts and 3 casings
  • Type: Built-in Battery
  • Compatible with the new generation SD300 and R9250/R8150 systems
The battery is compatible with the latest firmware updates via the E-Tube project, ensuring optimal performance and ease of use. With a lithium-ion composition, it boasts a nominal capacity of 0.5 AH and a nominal capacity of 3.7 WH, providing reliable power for your cycling adventures. Weighing just 52 grams, the BT-DN300 is lightweight and unobtrusive, making it an ideal choice for cyclists seeking a high-performance, discreet battery solution.

Practical Applications and Benefits

The Shimano DI2 BT-DN300 Internal Battery is perfect for cyclists who demand the best in performance and technology. Whether you're tackling challenging terrain or enjoying a leisurely ride, this battery ensures that your gear changes are smooth and reliable. Its compact design and compatibility with the latest Di2 systems make it an essential component for any serious cyclist. Whether you're a professional racer or a recreational rider, the BT-DN300 is designed to enhance your cycling experience. Upgrade your cycling setup with the Shimano DI2 BT-DN300 Internal Battery and experience the difference in performance and reliability.

What Our Customers Say

January 7, 2026

Absolutely no complaints!

This is a very solid, exceptionally and so very good tool.

- Manawydan V..

January 7, 2026

Absolutely no complaints!

The craftsmanship is evident in every single detail.

- Vaughan L..

January 7, 2026

Absolutely no complaints!

This is a really, really, really, really, really good item.

- Lludd V..

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