{"product_id":"shimano-sm-jc41-di2-junction-b-4-port-intern-ew-sd50-schwarz","title":"Shimano SM-JC41 Di2 Junction B | 4-port | internal | EW-SD50","description":"\u003cp\u003eThe \u003cstrong\u003eShimano SM-JC41\u003c\/strong\u003e is an internal \u003cstrong\u003eJunction B\u003c\/strong\u003e for Shimano Di2 systems with E-Tube wiring. The compact junction box connects several electronic components inside the frame and enables clean, protected internal cable routing.\u003c\/p\u003e\u003cp\u003eWith a total of \u003cstrong\u003e4 E-Tube ports\u003c\/strong\u003e, the SM-JC41 is designed for systems with \u003cstrong\u003eEW-SD50\u003c\/strong\u003e cables. The junction itself is not a Master Unit and is typically installed inside the frame, often around the bottom bracket or down tube.\u003c\/p\u003e\u003cp\u003e \u003c\/p\u003e\u003ch4\u003eTop features at a glance:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 E-Tube ports:\u003c\/strong\u003e for connecting multiple Di2 components in a central junction.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternal installation:\u003c\/strong\u003e for protected and tidy cable routing inside the bicycle frame.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEW-SD50 compatible:\u003c\/strong\u003e suitable for Shimano E-Tube systems of the SD50 generation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e \u003c\/p\u003e\u003ch4\u003eTechnical specifications:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Shimano\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e SM-JC41\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Junction B \/ junction box\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation:\u003c\/strong\u003e internal in the frame\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eE-Tube ports:\u003c\/strong\u003e 4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eE-Tube connectors:\u003c\/strong\u003e 0\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaster Unit:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible system:\u003c\/strong\u003e Shimano E-Tube\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible cable:\u003c\/strong\u003e EW-SD50\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCable routing:\u003c\/strong\u003e internal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e approx. 4.1 g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e \u003c\/p\u003e\u003ch4\u003eScope of delivery:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e1x Shimano SM-JC41 Junction B \/ internal Di2 junction box\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNote:\u003c\/strong\u003e \u003ca href=\"https:\/\/raaad.de\/pages\/was-ist-eine-werkstattverpackung\" rel=\"noopener\" target=\"_blank\"\u003eworkshop packaging\u003c\/a\u003e (without original packaging)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e \u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eManufacturer part no.:\u003c\/strong\u003e ISMJC41 | \u003cstrong\u003eEAN:\u003c\/strong\u003e 4524667827467\u003c\/p\u003e\u003cp\u003e\u003cem\u003eCompact internal Di2 junction box for clean E-Tube wiring inside the frame.\u003c\/em\u003e\u003c\/p\u003e","brand":"Shimano","offers":[{"title":"Default Title","offer_id":57349003149577,"sku":"L0G4","price":10.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0586\/3099\/6134\/files\/shimano-sm-jc41-di2-junction-b-4-port-intern-ew-sd50-8346444.jpg?v=1790115195","url":"https:\/\/www.raaad.com\/en-en\/products\/shimano-sm-jc41-di2-junction-b-4-port-intern-ew-sd50-schwarz","provider":"RAAAD.de","version":"1.0","type":"link"}