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Shimano DI2 EW-SD50 E-Tube Wires

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Shimano DI2 EW-SD50 E-Tube Wires

E-Tube Di2 wires form the connections of a Di2 system. Shimano's E-tube technology, is a weather-sealed system that allows multi-compatibility and expandability of the Di2 system. Connectors easily click securely into place (always use the approved Di2 wiring Tool) and allow quick install of Di2 e-Tube components. Note: E-tube is a two prong system and is Not cross compatible with Dura- Ace 7970 Di2 wiring

  • All e-Tube wires may be used for internal or external applications
  • Compatible with:
  • Shimano Dura-Ace 9070
  • Ultegra 6770 and 6870
  • XTR M9050
  • Dura-Ace R9170 and R9150.
  • Alfine S705 and S505
  • Return Policy

    Please email for returns, defects or order issues. Do not contact our chat support.

    Final Sale

    Items marked Final Sale are not returnable for any reason.  If there is a problem with your order please send an email to

    Our Policy

    To provide our customers with the flexibility and confidence to shop online, our return policy is 30 days. If opened, items must be defective or unused, and returned with original undamaged packaging to be eligible for a refund. All returns must be pre-approved via our return centre before being shipped back to our warehouse or returned in person to our 2205 West 1st location in Vancouver. Refunds can take up to 7 days to process and are reflected on your method of payment. Refunds will only be issued once the product is received, inspected, and approved by our receiving team. The amount will be refunded to the original form of payment and, in some circumstances, we may charge a restocking fee or refund to store credit. The date on which you placed your order is used to determine the return time frame.

    Returns, not exchanges.

    We do not offer exchanges. If you are looking for another size or colour, place a new order through our website, and then visit our return centre.

    Shipping and Fulfilment

    Order Fulfilment, Delivery, and Local Pick-up:

    In-stock orders will be ready for pickup within 24-48hrs. Please wait for confirmation email prior to pickup.

    In-stock orders will be shipped within 24-48 hours of placement.

    For local pick-up, we will contact you when your item is ready. Please bring a copy of your order confirmation and identification when you pick up your order.

    Shimano DI2 EW-SD50 E-Tube Wires - Shimano