SHIMANO 5-Port Junction A

SM-EW90-B

SHIMANO 5-Port Junction A

SM-EW90-B

SHIMANO - Junction A - E-TUBE - Under Stem Mount - 5-Port

SHIMANO's SM-EW90-B 5-port Junction A mounts neatly to the bike stem and connects with E-TUBE wires from DI2 shifters, accessory 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-B
SERIES DURA-ACE 9070 Series
Average weight 13
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) 5
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

TECHNOLOGIES