Shimano 3-Port Junction A - SM-EW90A

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SM-EW90-A

SHIMANO - Junction A - E-TUBE - Under Stem Mount - 3-Port

SHIMANO's SM-EW90-A 3-port Junction A mounts neatly to the bike stem and connects with E-TUBE wires from DI2 shifters and the downtube junction wire. The SM-EW90 junction box features an integrated battery level indicator, charging port, and gear index setup switch.

PRODUCT SPECIFICATIONS

MODEL NO SM-EW90-A
SERIES DURA-ACE 9070 Series
Average weight 10
Type External type
Position Under stem
Compatible system E-TUBE | E-TUBE
Compatible electric wire EW-SD50 - EW-SD50
Firmware update by E-TUBE PROJECT ✔
SD50 port (pcs) 3
SD300 port (pcs) 0
SD50 connector (pcs) 0
SD300 connector (pcs) 0
Connector for remote sprinter shifter (QTY) 0
Port for remote sprinter shifter (QTY) 0
Charging port (pcs) 1
Function|Gear position ✔
Function|Di2 Battery level ✔
Function|Adjust mode display ✔
Function|E-TUBE connection ✔

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