Shimano SM-EW90-A Junction Box for Di2
Shimano Junction Box SM-EW90-A for Di2 - Central in cockpit area
The junction box Di2 SM-EW90-A by Shimano is a connection point for the cockpit area, also known as junction A. It has three E-Tube connectors, a charging connector and is mounted externally under the stem. Its software, which can be kept up to date via the E-Tube platform, determines data such as the current gear position or the battery charge level. The distributor is compatible with all Di2 shifting systems before Dura-Ace R9250 or Ultegra R8150, but not with Dura-Ace 7970 and Ultegra 6770.
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:
- external / for standard handlebars
- Mount:
- under the stem (strap / clip)
- Number of E-Tube Ports:
- 3
- Number of E-Tube Connections:
- 0
- Number of Sprinter Shifter Connections:
- 0
- Number of Sprinter Shifter Ports:
- 0
- Number of Charging Ports:
- 1
- Compatible Cables:
- E-Tube
- Compatible Cables:
- EW-SD50
- Functions:
- current gear, Di2 battery status, adjust mode display, E-Tube connection
Compatibility:
- Dura-Ace Di2 9070
- Dura-Ace Di2 R9150
- Ultegra Di2 6870
- Ultegra Di2 R8050
- GRX Di2 RX815
- XTR Di2 M9050*
- XT Di2 M8050*
- Alfine/Nexus Di2*
* instead of information display
Features:
- junction for the handlebar/cockpit area
- E-Tube project ensures firmware update
Manufacturer Number:
I-SMEW90AContents:
- 1 x Shimano Di2 SM-EW90-A junction box
- 2 x fastening band
- 1 x clips
Weight:
- black/universal: 10 g
- 100 day return period
- Online since 1998