Shimano BT-DN110 Di2 Internal Battery for R8000/R9100

Shimano BT-DN110 Di2 Internal Battery

The Shimano BT-DN110 is an internal Li-Ion battery designed for Shimano 11-speed Di2 electronic groupsets, specifically R8000 and R9100 series. It supports Di2 Synchronized Shifting, meaning it has the processing power to handle multiple shift patterns and customisations, allowing you to set your gear positioning to suit your riding style.

Compatibility and usage
This battery is intended for use with Shimano 11-speed Di2 systems using EW-SD50 wiring. It features a single SD50 port for simple connection and integrates seamlessly into the frame for a clean installation. The battery charges using the compatible SM-BCR2 charger.

Construction and performance
Lightweight at around 50 grams, the BT-DN110 offers a rated capacity of 0.5 Ah (3.7 Wh) at 7.4 V. It’s built for reliability and consistent performance, ensuring your Di2 system maintains precise, smooth shifting.

Quick reference – key features:

• Designed for Shimano 11-speed Di2 groupsets (R8000/R9100)
• Compatible with EW-SD50 wiring
• Single SD50 port for straightforward installation
• Built-in Li-Ion battery
• Average weight: 50 g
• Rated capacity: 0.5 Ah / 3.7 Wh, 7.4 V
• Compatible charger: SM-BCR2