SHIMANO 845100 Battery Recycle BT-DN110A-8 DI2

( Brand: Shimano ), ( Part Type: Battery ), ( Manufacturer Warranty: No ), ( Manufacturer Part Number: 845100 )

Review SHIMANO Battery Model Built in Type Di2 Recycle Mark

The Shimano BT-DN110A-8 Battery is a crucial component of Shimano's Di2 (Digital Integrated Intelligence) electronic shifting system. This battery is specifically designed for use with the Shimano Dura-Ace R9150 and Ultegra R8050 Di2 groupsets.

The BT-DN110A-8 is a compact, lightweight lithium-ion battery that offers a significant capacity of 8Wh. Its sleek design allows it to be seamlessly integrated into the frame of your bike, providing a clean and uncluttered look. The battery is rechargeable, and it comes with a Shimano BC-R25 charger that can fully charge the battery in just 2.5 hours.

One of the most innovative features of the Shimano BT-DN110A-8 battery is its recycle technology. This technology allows the battery to recover energy that is generated during braking and store it for later use. This not only extends the battery life but also helps to conserve energy, allowing you to ride further before needing to recharge.

The Shimano Di2 system uses a wireless communication protocol to transmit shifting commands between the battery and the shifters. This provides a quick and responsive shifting experience, with precise and accurate gear changes every time. The system also includes a user-friendly E-Tube app that allows you to customize and adjust various settings, such as shifting curves and battery display preferences.

The Shimano BT-DN110A-8 battery is built to last, with a high-quality construction that is both durable and weather-resistant. It is designed to withstand the rigors of road cycling, ensuring reliable performance even in challenging conditions. The battery also includes a built-in fuel gauge, which allows you to easily monitor your battery level and plan your rides accordingly.

In summary, the Shimano BT-DN110A-8 Battery is a high-performance, rechargeable lithium-ion battery that is specifically designed for use with Shimano's Di2 electronic shifting system. Its compact size, innovative recycle technology, and quick-charging capabilities make it an essential accessory for any serious road cyclist. With its reliable performance, customizable settings, and sleek design, the Shimano BT-DN110A-8 battery is a must-have for anyone looking to take their shifting experience to the next level.

Shimano BT-DN110A-8 Built-in Di2 Battery (Shimano 845100) - Pros, Cons, and Conclusion

The Shimano BT-DN110A-8 is a built-in Di2 (Digital Integrated Intelligence) battery for Shimano electronic shifting systems. In this analysis, we will discuss the key advantages and disadvantages of investing in this battery.

1. Convenience and Integration: The built-in design of the battery eliminates the need for a separate external battery, keeping the bike's aesthetic clean and uncluttered.

2. Long Battery Life: The BT-DN110A-8 offers a longer battery life compared to older Shimano Di2 batteries, allowing for extended rides without the need for frequent recharging.

3. Improved Charging Efficiency: The battery features a faster charging time, reducing the downtime between rides when the battery needs to be recharged.

4. Automatic Charging: The battery can be charged while it is still installed on the bike, thanks to the automatic charging feature.

5. Compatibility: This battery is compatible with a wide range of Shimano Di2 electronic shifting groupsets, making it a versatile investment.

1. Cost: The Shimano BT-DN110A-8 battery is more expensive than external batteries or older Shimano Di2 batteries, which may be a deterrent for some buyers.

2. Limited Capacity: Although the battery offers a longer life than previous models, it may still not be sufficient for very long rides or high-mileage cyclists, requiring the use of an external battery as a backup.

3. Fragility: The battery is relatively fragile and should be handled with care to avoid any potential damage, which could impact its functionality or require replacement.

The Shimano BT-DN110A-8 built-in Di2 battery presents a significant improvement in terms of convenience, integration, battery life, and charging efficiency compared to older Shimano Di2 batteries. However, its cost and limited capacity may be drawbacks for some buyers. Ultimately, the decision to invest in this battery depends on your specific needs and budget. If you prioritize a clean, clutter-free bike and don't mind the cost, the Shimano BT-DN110A-8 could be an excellent choice for you. If you require a longer battery life or prefer a more cost-effective solution, an external battery may be a more suitable option.

Details:

This listing is for a Shimano Battery model BT-DN110A-8 Built-In Type Di2 Recycle Mark Mount: internal only specific frames, external when combined with SM-BTC1 mount Cable Routing: internal, voltage : 7.4 V Capacity: 0.5 Ah / 3.7 WHO Compatible Charger: SM-BCR2 Charge Time: approx. Item Brand: Shimano. 90 minutes, Number of E-Tube Ports: 1, Connections: 0, Compatibility: - Duran Ace Di2 9070, R9150, Ultra 6870, R8050, Aline/Nexus Di2, XTR 9050, XT 8050, Please refer to photo for more details as they are the best part. Item MPN: 845100.

part #: 845100 prices

• $151.82-$159.90

specifications velocipedespark:

• brand: Shimano
• part type: Battery
• manufacturer warranty: No
• manufacturer part number: 845100

payments velocipedespark:

• credit card: Visa
• wallet: Google-pay
• other

offer velocipedespark:

• options: Ship-to-home
• availability: In Stock
• quantity: 1
• sold: 0
• started: April 14, 2025

seller velocipedespark:

• # reviews: 239452
• rating: 99.4%
• city: Cass City, Michigan

shipping velocipedespark:

• carrier: FedEx
• class: Economy
• transit: 3-8 Days
• service: Economy, FedEx Ground Economy
• type: Fixed
• cost: $0.00

returns velocipedespark:

• policy: Returns Accepted
• time: 30 Days
• method: Money back
• paid by: Buyer

general velocipedespark:

• condition: New
• Cycling > Bicycle Electronics > Other Bicycle Electronics

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