








🔋 Stay charged, stay ahead — power your ride like a pro!
The Shimano EW-RS910 E-Tube Di2 Junction A is a compact, 2-port electronic junction box designed for cross-country bikes. Featuring an externally accessible charging port and integrated mounting options, it enables seamless connectivity and easy battery charging. Lightweight at 45 grams and built with durable materials, it supports reliable electronic shifting for intermediate riders seeking a sleek, professional setup.
| ASIN | B01MXTE6GL |
| Age Range (Description) | Adult |
| Assembly Required | No |
| Batteries Included? | No |
| Batteries Required? | No |
| Best Sellers Rank | #267,547 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #121 in Bike Brake Mounts & Adapters |
| Bicycle Drivetrain Type | Road |
| Bicycle Gear Shifter Type | Bar End |
| Bike Type | Cross Country Bike |
| Brake Style | Hub brake |
| Brand | SHIMANO |
| Color | Black |
| Customer Reviews | 4.8 4.8 out of 5 stars (200) |
| Date First Available | January 23, 2017 |
| Derailleur Configuration | Front |
| EU Spare Part Availability Duration | 2 Years |
| Electric Assist Type | Electric Assist |
| Finish | Matte |
| Frame Material | Aluminum |
| Frame Size | One size |
| Frame Type | Hard Tail |
| Global Trade Identification Number | 04524667890874 |
| Included Components | Bike Parts |
| Is Discontinued By Manufacturer | No |
| Item Package Quantity | 1 |
| Item Weight | 1.6 ounces |
| Item model number | EWRS910 |
| Manufacturer | Shimano |
| Material | Other |
| Model Name | EW-RS910 |
| Number Of Pieces | 1 |
| Number of Speeds | 1 |
| Part Number | IEWRS910 |
| Pattern | Solid |
| Power Source | rechargeable battery |
| Product Dimensions | 6 x 4 x 3 inches |
| Seat Material Type | Plastic |
| Shape | T-Shaped |
| Size | one |
| Skill Level | Intermediate |
| Special Feature | 2-port junction box, externally facing charging port, integrated mounting point |
| Special Features | 2-port junction box, externally facing charging port, integrated mounting point |
| Specific Uses For Product | Cross-country bicycling |
| Style | Single |
| Suspension Type | Dual |
| Theme | Bicycling |
| UPC | 689228890879 |
| Voltage | 100 Volts |
| Warranty Description | Limited Warranty |
| Warranty Type | Limited |
| Wattage | 125 watts |
| Wheel Material | Plastic |
| Wheel Size | 3 Centimeters |
| Year | 2017 |
T**S
Great piece of technology!
I love this junction box because it eliminated all the messy wires outside of by bike. Now it's all cleaned up and I can charge my battery right from my handlebar end without the ugliness!
C**R
Super convenient and worth the wiring hassle
Once you figure out how you're going to run your wires this gem makes your installation very clean. No need to hang that rectangular Junction A under your bars.
T**.
Direct Replacement
I broke the charging port and needed to replace it. Shimano brand = shimano pricing but it was easy to install and worked perfectly.
G**Y
Speedy
Product came in original manufacturing packaging and box. Shipping was fast and arrived a day earlier, best price that I could find online. Thank you!
R**H
Good but......
Way cleaner than the old junction box. However, I did have to drill a hole in my handlebar.
W**O
Sin inconvenientes
O**I
Cheapest price
Brand new in the package with the cheapest price that I could find online or local!
J**A
Perfect!
Excellent!!
A**S
Che dire .......shimano... sempre una garanzia :)))
T**T
Excellent price, just what I needed to finish off my bike
V**Z
Quería cambiar de traer la junction box de la potencia a el manubrio para mejor estética y todo funciona perfecto, el empaque llego en perfecto estado y un poco antes de lo planeado, excelente vendedor
X**Y
Esta centralita la he comprado para sustituir la anterior que tenía bajo la potencia. Esta nueva versión no hace nada distinto de la otra, salvo que por tamaño, da la posibilidad de ponerla en el tubo del manillar, o como en el caso mío en el tubo inferior del cuadro Pinarello F10 que viene con un alojamiento especial para ponerlo.
ミ**ト
外装から内装化はこれのお陰で簡単でした!
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