This powerhouse of innovation is set to take your electronic shifting to exhilarating new heights. With its waterproof design, loved by Di2 users for generations, this battery keeps you riding in any weather conditions.
And that’s not all – now equipped with three ports, it ensures a steady and reliable power supply to Shimano’s cutting-edge 12-speed road derailleurs and shifters.
With its slim profile, the DN300 seamlessly integrates into your bike’s frame, delivering a clean and stylish aesthetic.
In our detailed review, we’ll be explaining why it’s an exceptional choice for your bike.
Shimano Dura-Ace BT-DN300 Di2 Battery Key Features
Here’s a table describing the key features of the Shimano Dura-Ace BT-DN300 Di2 Battery for 12-Speed:
| Key Features | Description |
| Power Supply | Provides the necessary energy for Shimano’s Di2 systems |
| Three Ports | Simplifies wiring to front and rear derailleurs, ensuring stable power supply at all times |
| Seamless Integration | Integrates seamlessly with Shimano’s Di2 ecosystem, working with shifters, derailleurs, and junction boxes |
| Slim Design | Designed with slim dimensions, allowing the battery to be housed inside seat posts or frames |
| Waterproof | Features a waterproof design, ensuring reliable performance in various weather conditions |
| Compatibility | Specifically designed for use with Shimano’s Dura-Ace R9200 series 12-speed electronic groupset |
| LED Indicator | Equipped with a small LED indicator that displays the remaining battery charge |
| Customization | Compatible with Shimano’s E-Tube Project app, allowing for customization and firmware updates |
Reviewing the Shimano Dura-Ace BT-DN300 Di2 Battery for 12-Speed
Need the necessary energy to fuel your ride? Well, we have one here. Just have a look at the features:
Reliable Power and Seamless Connectivity
At the core of Shimano’s Di2 system, the BT-DN300 Li-Ion battery provides the necessary energy to power your Di2 setup.
With its high-quality lithium-ion cells, this battery ensures a consistent and reliable power supply, enabling smooth and precise shifting.
What sets it apart is the ability to connect the thinner E-Tube cables of the Dura-Ace 9200 and Ultegra 8100 groupsets to the three SD300 connectors. This seamless connectivity enhances efficiency and simplifies the overall setup.
Effortless Integration and Clean Aesthetic
Designed with a slim profile, the DN300 battery seamlessly integrates into your bike’s frame, providing a clean and uncluttered appearance.
Whether you choose to house it within the seat post or frame, its slim dimensions allow it to disappear discreetly, blending harmoniously with your bike’s aesthetics.
For easy installation in the seat post, a battery holder such as the ROSE holder is recommended.
Moreover, it’s designed to seamlessly integrate with Shimano’s Di2 ecosystem, this battery harmoniously works with dedicated shifters, derailleurs, junction boxes, and other accessories.
Stable Power Supply and Versatile Connections
With its three ports, this battery revolutionizes the wiring process to your front and rear derailleurs, ensuring a consistent and reliable power supply.
What sets it apart is the third port, catering to riders who desire the redundancy of Shimano’s 12-speed Di2 wired option.
Say goodbye to any worries of power interruptions, as the DN300 battery guarantees a seamless connection and steady power delivery at all times. Enjoy the confidence of a stable power supply, empowering you to conquer any ride with precision and control.
Waterproof and Durable Design
Shimano understands that weather conditions can be unpredictable, which is why the DN300 battery boasts a waterproof design.
Built to withstand rain, mud, and other environmental challenges, this battery ensures optimal performance in all conditions.
Its durable construction using high-quality materials guarantees longevity, providing you with peace of mind during your rides.
Personalization and Enhanced Functionality
The DN300 battery supports Shimano’s Synchronized Shift technology, enabling automatic adjustment of front and rear derailleurs based on your chosen gear ratios.
This feature enhances your riding experience by optimizing shifting efficiency and allowing you to focus on the road ahead.
With the Shimano E-Tube Project app, you can further customize your shifting experience by adjusting parameters such as shift speed, multi-shift settings, and shifting behavior.
But that’s not the end, the app also offers multilingual support, catering to riders from different regions and language preferences.
Compatibility and Long Battery Life
The DN300 battery is specifically designed for use with Shimano’s Dura-Ace R9200 series 12-speed electronic groupset.
It is not compatible with previous versions of Dura-Ace or other Shimano groupsets.
With proper charging and usage, the battery offers an impressive lifespan, lasting several hundred kilometers before requiring a recharge.
To keep track of the remaining battery charge, a small LED indicator provides a visual representation, ensuring you are aware of the power status.
The Ride
Feel the surge of power as you effortlessly navigate challenging climbs, while the smooth and precise shifting takes your performance to new heights.
Whether you’re tackling demanding terrains, participating in races, or embarking on epic endurance rides, the DN300 battery delivers unwavering reliability and confidence.
From exhilarating sprints to long-distance journeys, this battery becomes your trusted companion, enhancing every pedal stroke with its cutting-edge technology and seamless performance.
FAQ
Q: How do I charge the Shimano Dura-Ace BT-DN300 Di2 Battery?
A: To charge the battery, you will need to connect it to a compatible Shimano Di2 battery charger. The charger is typically included with the battery or can be purchased separately.
Simply plug the charger into a power source and connect it to the battery using the appropriate charging cable.
Q: Can I replace the Shimano Dura-Ace BT-DN300 Di2 Battery myself?
A: Yes, the Shimano Dura-Ace BT-DN300 Di2 Battery can be replaced by most cyclists with basic mechanical knowledge.
Q: Is it possible to use an external battery mount with the Shimano Dura-Ace BT-DN300 Di2 Battery?
A: No, the Shimano Dura-Ace BT-DN300 Di2 Battery is not compatible with an external battery mount. It is designed to be internally mounted on compatible frames or integrated into the seat post for a streamlined and clean appearance.
Q: Can I use the Shimano Dura-Ace BT-DN300 Di2 Battery with non-Shimano components?
A: While the Shimano Dura-Ace BT-DN300 Di2 Battery is specifically designed for Shimano Di2 systems, it may be compatible with certain non-Shimano components that support the Di2 electronic shifting protocol.
Our Thoughts
In the world of electronic shifting, the Shimano Dura-Ace BT-DN300 Di2 Battery for 12-Speed stands as a true game-changer.
With its slim design and waterproof construction, it not only performs flawlessly but also enhances the aesthetics of your bike.
The verdict? The Shimano Dura-Ace BT-DN300 Di2 Battery is a must-have for riders seeking the pinnacle of electronic shifting performance.