BT-DN320 REAR DERAILLEUR BATTERY

Product Information

The Shimano BT-DN320 battery is a crucial component for modern wireless Di2 drivetrains, designed to tuck cleanly and securely within compatible rear derailleurs. This internal placement protects it from impacts, mud, and debris, ensuring reliable power delivery even in challenging riding conditions. It's fully removable for convenient recharging, eliminating the need for complex tools or bike disassembly.

Built with Li-Ion chemistry, this battery delivers stable voltage for consistent shifting performance across Shimano's latest 12-speed wireless Di2 platforms. It integrates seamlessly with the E-TUBE PROJECT app for firmware updates and battery status monitoring, keeping your electronic shifting system running optimally.