{"product_id":"sinet-left-side-cadence-pedal-assist-sensor","title":"SINET™ Left-Side Cadence Pedal Assist Sensor with 12-Magnet Disc","description":"\u003c!-- PRODUCT TABS --\u003e\n\u003cdetails class=\"product-accordion\" open=\"\"\u003e\n\u003csummary\u003eOverview\u003c\/summary\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eSINET™ Left-Side Cadence Pedal Assist Sensor\u003c\/strong\u003e provides pedal-assist activation by detecting crank rotation through a 12-magnet split disc installed on the left side of the crank.\u003c\/p\u003e\n\n\u003cp\u003eThis external cadence sensor is secured to the frame with zip ties and positioned next to the magnet disc. As the rider pedals, the magnets pass the sensor and signal the SINET™ system to provide motor assistance according to the selected pedal-assist level.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eExternal left-side pedal-assist sensor\u003c\/li\u003e\n\u003cli\u003eIncludes a 12-magnet split pedal-assist disc\u003c\/li\u003e\n\u003cli\u003eDetects crank rotation to activate pedal assistance\u003c\/li\u003e\n\u003cli\u003eSensor secures to the frame with zip ties\u003c\/li\u003e\n\u003cli\u003eSplit disc installs on the left side of the crank\u003c\/li\u003e\n\u003cli\u003eSensor must be positioned within approximately 2 mm of the magnet disc\u003c\/li\u003e\n\u003cli\u003eDesigned for current E-BikeKit SINET™ systems\u003c\/li\u003e\n\u003cli\u003eNo bottom bracket removal or frame drilling required for most installations\u003c\/li\u003e\n\u003cli\u003eNo product variants\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eCadence Sensor Notice:\u003c\/strong\u003e This sensor detects whether and how quickly the crank is rotating. It does not measure rider force. Motor assistance is based on crank movement, the selected assist level, and the controller settings.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails class=\"product-accordion\"\u003e\n\u003csummary\u003eHow Cadence Pedal Assist Works\u003c\/summary\u003e\n\n\u003cp\u003eThe 12-magnet disc rotates with the crank. Each time a magnet passes the external sensor, the sensor sends a signal to the SINET™ controller confirming that the rider is pedaling.\u003c\/p\u003e\n\n\u003cp\u003eOnce the required crank movement is detected, the controller activates motor assistance according to the selected pedal-assist level.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003ePedaling rotation activates assistance\u003c\/li\u003e\n\u003cli\u003eStopping the crank stops the pedal-assist signal\u003c\/li\u003e\n\u003cli\u003eThe selected LCD assist level determines the programmed motor output\u003c\/li\u003e\n\u003cli\u003eThe sensor does not measure how hard the rider is pedaling\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eCompared with a bottom bracket torque sensor, cadence assistance is simpler and more direct. It is generally easier to install but does not provide the same proportional response to rider effort.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails class=\"product-accordion\"\u003e\n\u003csummary\u003eFitment Requirements\u003c\/summary\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation Side:\u003c\/strong\u003e Left side of the crank\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSensor Position:\u003c\/strong\u003e Mounted to the frame with zip ties\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMagnet Disc:\u003c\/strong\u003e 12-magnet split disc installed on the left side of the crank\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRequired Sensor Gap:\u003c\/strong\u003e Approximately 2 mm or less from the magnet disc\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrical Platform:\u003c\/strong\u003e Current E-BikeKit SINET™ system\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCrank Clearance:\u003c\/strong\u003e Sufficient space for the split disc to rotate without contact\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrame Clearance:\u003c\/strong\u003e Suitable mounting location close enough to the magnet disc\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e Before installation, confirm there is adequate clearance between the left crankarm, bottom bracket area, frame, and magnet disc. The sensor must remain securely positioned and close enough to the disc for reliable magnet detection.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails class=\"product-accordion\"\u003e\n\u003csummary\u003eCompatibility\u003c\/summary\u003e\n\n\u003cp\u003e\u003cstrong\u003eCompatible With:\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eCurrent E-BikeKit SINET™ conversion systems\u003c\/li\u003e\n\u003cli\u003eCurrent E-BikeKit SINET™ complete trike systems\u003c\/li\u003e\n\u003cli\u003eSINET™ integrated-controller systems\u003c\/li\u003e\n\u003cli\u003eSINET™ external-controller systems\u003c\/li\u003e\n\u003cli\u003eCompatible bicycles and trikes with sufficient left-side crank and frame clearance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eNot Compatible With:\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eLegacy E-BikeKit pedal-assist systems\u003c\/li\u003e\n\u003cli\u003eLegacy E-BikeKit controllers or wiring harnesses\u003c\/li\u003e\n\u003cli\u003eSINET™ bottom bracket torque-sensor connections\u003c\/li\u003e\n\u003cli\u003eThird-party electrical systems unless compatibility has been confirmed\u003c\/li\u003e\n\u003cli\u003eInstallations without adequate clearance for the sensor and magnet disc\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eMatching connector appearance alone does not confirm electrical compatibility. Verify the complete electrical platform before ordering.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails class=\"product-accordion\"\u003e\n\u003csummary\u003eSpecifications\u003c\/summary\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlatform:\u003c\/strong\u003e E-BikeKit SINET™\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e External cadence pedal-assist sensor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation Side:\u003c\/strong\u003e Left\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSensor Mounting:\u003c\/strong\u003e External frame mounting with zip ties\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMagnet Disc:\u003c\/strong\u003e 12-magnet split disc\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisc Installation:\u003c\/strong\u003e Left side of crank\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecommended Sensor Gap:\u003c\/strong\u003e Approximately 2 mm or less\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePedal-Assist Function:\u003c\/strong\u003e Crank-rotation detection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTorque Measurement:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrame Drilling Required:\u003c\/strong\u003e No, under normal installation conditions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVariants:\u003c\/strong\u003e None\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/details\u003e\n\n\u003cdetails class=\"product-accordion\"\u003e\n\u003csummary\u003eWhat’s Included\u003c\/summary\u003e\n\n\u003cul\u003e\n\u003cli\u003eOne SINET™ left-side external cadence sensor\u003c\/li\u003e\n\u003cli\u003eOne 12-magnet split pedal-assist disc\u003c\/li\u003e\n\u003cli\u003eInstallation zip ties\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eNot Included:\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eCrankarms\u003c\/li\u003e\n\u003cli\u003eCrankset\u003c\/li\u003e\n\u003cli\u003eController\u003c\/li\u003e\n\u003cli\u003eLCD\u003c\/li\u003e\n\u003cli\u003eWiring harness\u003c\/li\u003e\n\u003cli\u003eBottom bracket torque sensor\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/details\u003e\n\n\u003cdetails class=\"product-accordion\"\u003e\n\u003csummary\u003eInstallation Notes\u003c\/summary\u003e\n\n\u003cul\u003e\n\u003cli\u003eDisconnect and remove the battery before beginning installation.\u003c\/li\u003e\n\u003cli\u003eInstall the 12-magnet split disc on the left side of the crank.\u003c\/li\u003e\n\u003cli\u003eVerify the disc is fully seated, centered, and able to rotate without contacting the frame, crankarm, or sensor.\u003c\/li\u003e\n\u003cli\u003eMount the external sensor securely to the frame using the included zip ties.\u003c\/li\u003e\n\u003cli\u003ePosition the sensing face toward the magnets.\u003c\/li\u003e\n\u003cli\u003eMaintain a gap of approximately 2 mm or less between the sensor and magnet disc.\u003c\/li\u003e\n\u003cli\u003eConfirm that the magnet disc passes the active sensing area of the sensor during crank rotation.\u003c\/li\u003e\n\u003cli\u003eRoute the sensor cable away from crankarms, chainrings, chains, steering components, tires, and sharp edges.\u003c\/li\u003e\n\u003cli\u003eAlign connector arrows and pins before joining the plugs. Do not twist or force the connectors.\u003c\/li\u003e\n\u003cli\u003eRotate the crank by hand and verify that the disc and sensor do not make contact.\u003c\/li\u003e\n\u003cli\u003eAfter installation, test pedal-assist engagement and cutoff before returning the bicycle or trike to service.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eAdjustment Note:\u003c\/strong\u003e If pedal assist does not activate consistently, first verify the sensor direction, magnet-disc orientation, alignment, and the distance between the sensor and disc.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails class=\"product-accordion\"\u003e\n\u003csummary\u003eCadence Sensor vs. Torque Sensor\u003c\/summary\u003e\n\n\u003cp\u003eThe cadence sensor and bottom bracket torque sensor provide two different types of pedal-assist response.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCadence Sensor:\u003c\/strong\u003e Detects crank rotation and activates the programmed assistance assigned to the selected pedal-assist level.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTorque Sensor:\u003c\/strong\u003e Measures rider effort and adjusts assistance proportionally to pedaling force.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThe external cadence sensor is generally simpler to install because it does not require bottom bracket replacement or drilling a cable-routing hole in the frame.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails class=\"product-accordion\"\u003e\n\u003csummary\u003eDealer Insights\u003c\/summary\u003e\n\n\u003cul\u003e\n\u003cli\u003eSimple external pedal-assist option for compatible SINET™ installations\u003c\/li\u003e\n\u003cli\u003eIncludes both the left-side sensor and 12-magnet split disc\u003c\/li\u003e\n\u003cli\u003eNo bottom bracket replacement required for most installations\u003c\/li\u003e\n\u003cli\u003eNo frame drilling required under normal installation conditions\u003c\/li\u003e\n\u003cli\u003eSensor alignment and a gap of approximately 2 mm or less are critical\u003c\/li\u003e\n\u003cli\u003ePhone, text, and email technical support\u003c\/li\u003e\n\u003cli\u003eFitment, orientation, and installation guidance available from E-BikeKit technicians\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eDealer Note:\u003c\/strong\u003e Before supplying this component, confirm the customer has a current SINET™ system and sufficient clearance to install the left-side magnet disc and external sensor.\u003c\/p\u003e\n\u003c\/details\u003e","brand":"E-BikeKit","offers":[{"title":"Default Title","offer_id":44619635884074,"sku":null,"price":10.4,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0676\/4701\/2906\/files\/E-BIKEKIT-SINET-CADENCE-SENSOR-LEFT-SIDE.png?v=1784993260","url":"https:\/\/dealers.ebikekit.com\/products\/sinet-left-side-cadence-pedal-assist-sensor","provider":"EBK Dealers","version":"1.0","type":"link"}