Don't see the secure browser window of PayPal?

You can open it again and complete your purchase.

Thank you for your patience. Your order is almost completed.

Unfortunately delivery times may be significantly longer due to COVID-19 and the Brexit situation. Read more here.

Shimano Di2 SM-EW90-A Junction

ID: 372197
- 10%
Incl. VAT, free shipping
Move to your wish list
  • 30 day return policy
  • Free delivery for small parts from £991
  • 40,000 items
    600 brands
Product Description

E-Tube is a system platform for the Di2 concept (Digital Integrated Intelligence). E-Tube transmits interactive signals and supplies all electronic parts with power via "Plug & Play" connections. E-Tube is resistant to corrosion, expansion and frost and guarantees low maintenance. It offers optimal flexibility for your bike. With E-Tube Project you can customise the settings of electronic components and update the firmware via Windows PC or Tablet or Smartphone. It provides quick and easy access to information on electronic components and provides an immediate overview of the system status.


  • Number of E-Tube connections: 3
  • Number of charging connections: 1
  • compatible cable: EW-SD50
  • Firmware update with E-Tube Project
Electronic shifting system  
Accessories electronic circuit  
Compatible with
Shimano Dura Ace Di2 9070/R9150, Ultegra Di2 6870/R8050; instead of the information display: XTR Di2 9050, XT Di2 8050, Alfine/Nexus Di2  
Weight: 10  g
Electrical distributor (Junction-A) for the handlebar/cockpit area  
Content / delivery size
1 Shimano Di2 SM-EW90-A distributor  
Model year
Product number
Customer Ratings
Have your say. Be the first to rate this product.

Do you have a question?
Please send us your request using the form or visit our FAQ section.
Sign up now and receive a voucher worth £53. Get access to exclusive offers and deals.

Privacy Statement & Cancellation
Everyday we get more people on bikes