Shimano Di2 E-Tube JC200 Junction Connector

Shimano's Di2 E-Tube system provides unmatched shift performance, reliability and rider customization. Along with enhanced Di2 functionality, expanded E-Tube wire options and junction boxes, the EW-JC200 E-Tube Junction Port adapter, delivers improved wiring configurations and wireless connectivity to Shimano’s E-Tube Project.

EW-JC200 Junction Port features two female Di2 ports, allowing E-Tube  cables to be connected for extension purposes.