Shimano Electric Junction Box EW-RS910 for Dura-Ace / Ultegra / GRX Di2

Name: Electric Junction Box EW-RS910 for Dura-Ace / Ultegra / GRX Di2
Brand: Shimano
SKU: 53775
Availability: InStock
Rating: 5 (2 reviews)

Item number: 53775

Shimano Electric Junction Box EW-RS910 for Di2 - Junction A for internal mounting

The junction box EW-RS910 by Shimano is a Di2 connection point, also called junction A, which is installed internally. You can choose between the handlebar tube and the frame or down tube as mounting positions. The junction has two E-Tube connections and one charging connection. It determines data such as the current gear position and the battery charge level. The firmware can be updated via the E-Tube platform.

Information regarding the return of batteries and electrical equipment:

Information on the return and disposal of batteries and electrical equipment can be found here.

Technical Information:

Type:: internal
Mount:: frame or handlebar (inner-ø 20.5-21.5 mm, outer-ø 23.8-24.2 mm; min. 40 mm insertion depth)
Number of E-Tube Ports:: 2 (EW-SD50)
Number of Charging Ports:: 1
Functions:: current gear, Di2 battery status, adjust mode display, E-Tube connection, Synchro Shift

Compatibility:

Dura-Ace Di2 R9150
Ultegra Di2 R8050
GRX Di2 RX815

Features:

E-Tube project ensures firmware updates

Manufacturer Number:

I-EWRS910

Weight:

black/internal: 11 g

100 day return period
Online since 1998
Trusted Shop 4.87 / 5.00

Models:

black/internal, in stock
60.58€

Customer Reviews (2)

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Our website displays reviews from before and after 28.05.2022. As of 28.05.2022, only reviews stemming from verified purchases will be published on our website, which means that an order number must also be provided along with the review. We will only display the review and/or rating after successful verification of the order number. All reviews stemming from a verified purchase are given a green check mark, which applies to all verified reviews prior to and following 28.05.2022. Before 28.05.2022, reviews were also published from customers who did not purchase the reviewed product(s) from us. These reviews have not been given a green check mark. We publish all properly submitted reviews.

5.0/5.0

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by Erik L. on 22.03.2017 item: black/internal

3 of 3 customers found this review helpful.

Very neat and tidy interface for charging and mode change.

Please check if you handlebar can route cable through before buying. Tested on a 3T team egronova but the internal is block at the shifter clamp area.

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