Shimano
E-tube SM-EW90-A Cockpit Junction Box 3-Port

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Shimano Cockpit Junction Box Junction Box

SM-EW90-A 3-Port Cockpit Junction Box connects 1 pair of Di2 shifters to the frame junction box via 3 SD50 E-tube wires
OEM front wiring kit for Dura-Ace Di2 9070
LED battery charge level indicator
Rear Derailleur adjustment mode
Internal Battery charging port
All Di2 components on the bicycle require the same firmware version. Using Di2 components with different firmware versions may cause malfunctions
Use Di2 system checker to update component firmware from http://e-tubeproject.shimano.com/

UPC

689228725553

MPN

ISMEW90A

Tree Fort ID:

333222387623

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