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Compact and reliable charging with the Shimano EC-DN100 Di2 Battery Charger
When it’s time to top off our Di2 system, we turn to the Shimano EC-DN100 Charger for fast, reliable power. Compact and simple, this charger is built specifically for Shimano’s DN300 and DN110 internal batteries, delivering stable charging through the SD300 connection.
Its small size makes it easy to travel with or keep tucked into a toolbox, and it integrates seamlessly with Shimano’s latest 12-speed Di2 systems. Whether prepping for race day or post-ride maintenance, the EC-DN100 keeps our shifting system ready for whatever’s next.
Details
- Compact charger for Shimano Di2 internal batteries (DN320)
- SD320-compatible for current 12-speed Di2 systems
- Fast, stable charging to keep your drivetrain powered
- Lightweight and easy to travel with or store in toolkits
- Plug-and-charge design—no complex setup
- Essential component for modern Di2 builds
- Pairs with Shimano E-Tube Project updates and diagnostics
- Perfect for racers, home mechanics, and daily Di2 riders
- Item #SHIU1PJ
- Material
- plastic
- Includes
- EC-DN100 Charger unit
- Activity
- cycling

100+ Years in the Making
Founded in Japan in 1921, Shimano has spent over a century earning the trust of riders at every level. Their precision engineering and relentless drive to innovate have made Shimano components a fixture on trails and roads worldwide.