{"product_id":"tsdz8-tongsheng-48v-750w-mid-drive-motor-kit-electric-bicycle-conversion-engine-with-torque-sensor-for-ebike","title":"TONGSHENG TSDZ8 48V 750W Mid-Drive E-Bike Conversion Kit","description":"\u003cp\u003e\u003cstrong\u003eTorque-Sensor Mid-Drive Motor with Internal Controller for 68-73mm Bottom Brackets\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe TONGSHENG TSDZ8 is a high-performance mid-drive electric bike conversion system designed for riders who want a more natural pedal-assist experience through an integrated \u003cstrong\u003etorque sensor\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eAvailable in 350W, 500W and 750W configurations, the TSDZ8 places the motor centrally around the bicycle's bottom bracket and uses pedal force to determine the level of assistance. The 750W version features a built-in \u003cstrong\u003e48V 23A controller\u003c\/strong\u003e, a 44T chainring and a claimed maximum speed of up to 45km\/h depending on configuration and riding conditions.\u003c\/p\u003e\n\u003cp\u003eThe system is designed for bicycles with \u003cstrong\u003e68-73mm bottom brackets\u003c\/strong\u003e and includes a freewheel design suitable for bicycles with conventional brake levers.\u003c\/p\u003e\n\u003ch2\u003eGeneral Details\u003c\/h2\u003e\n\u003cp\u003e• \u003cstrong\u003eBrand:\u003c\/strong\u003e TONGSHENG\u003cbr\u003e• \u003cstrong\u003eModel:\u003c\/strong\u003e TSDZ8\u003cbr\u003e• \u003cstrong\u003eSupplier Brand:\u003c\/strong\u003e PSWPOWER\u003cbr\u003e• \u003cstrong\u003eType:\u003c\/strong\u003e Mid-Drive E-Bike Conversion Motor\u003cbr\u003e• \u003cstrong\u003eMotor Design:\u003c\/strong\u003e Brushless\u003cbr\u003e• \u003cstrong\u003eMotor Position:\u003c\/strong\u003e Mid Motor\u003cbr\u003e• \u003cstrong\u003eVoltage:\u003c\/strong\u003e 48V\u003cbr\u003e• \u003cstrong\u003ePower Options:\u003c\/strong\u003e 350W \/ 500W \/ 750W\u003cbr\u003e• \u003cstrong\u003e750W Controller:\u003c\/strong\u003e Internal 23A Controller\u003cbr\u003e• \u003cstrong\u003ePAS Sensor:\u003c\/strong\u003e Torque Sensor\u003cbr\u003e• \u003cstrong\u003eChainring:\u003c\/strong\u003e 44T\u003cbr\u003e• \u003cstrong\u003eBottom Bracket:\u003c\/strong\u003e 68-73mm\u003cbr\u003e• \u003cstrong\u003eMaximum Speed:\u003c\/strong\u003e Up to 45km\/h, configuration dependent\u003cbr\u003e• \u003cstrong\u003eMotor Weight:\u003c\/strong\u003e Approximately 3.6kg\u003cbr\u003e• \u003cstrong\u003eWater Resistance:\u003c\/strong\u003e IPX5\u003cbr\u003e• \u003cstrong\u003eCertification:\u003c\/strong\u003e CE\u003c\/p\u003e\n\u003ch2\u003eTorque-Sensor Pedal Assist\u003c\/h2\u003e\n\u003cp\u003eThe TSDZ8 uses a \u003cstrong\u003etorque sensor\u003c\/strong\u003e rather than relying solely on a conventional cadence sensor.\u003c\/p\u003e\n\u003cp\u003eThe system detects force applied through the pedals and adjusts motor assistance accordingly, providing a more responsive and natural-feeling riding experience.\u003c\/p\u003e\n\u003cp\u003eThis allows the motor to respond to the rider's pedalling input rather than simply activating whenever the pedals rotate.\u003c\/p\u003e\n\u003ch2\u003e48V 750W Mid-Drive Motor\u003c\/h2\u003e\n\u003cp\u003eThe 750W configuration combines a brushless mid-drive motor with an integrated \u003cstrong\u003e48V 23A controller\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe centrally mounted motor helps keep the weight around the bicycle's drivetrain area while providing electric assistance through the bicycle's existing transmission.\u003c\/p\u003e\n\u003cp\u003eThe system is available in lower-power 350W and 500W configurations where required.\u003c\/p\u003e\n\u003ch2\u003eIntegrated Controller\u003c\/h2\u003e\n\u003cp\u003eThe controller is built into the motor assembly, helping simplify installation and reduce the number of separate electrical components required.\u003c\/p\u003e\n\u003cp\u003eThe 750W configuration uses a 23A controller and is designed around a 48V electrical system.\u003c\/p\u003e\n\u003ch2\u003eLighting Support\u003c\/h2\u003e\n\u003cp\u003eThe TSDZ8 includes a split Y-adapter that can be used with compatible bicycle lighting.\u003c\/p\u003e\n\u003cp\u003eSupported lighting output is specified as:\u003c\/p\u003e\n\u003cp\u003e• \u003cstrong\u003eFront Light:\u003c\/strong\u003e 6V \/ 3W\u003cbr\u003e• \u003cstrong\u003eRear Light:\u003c\/strong\u003e 6V \/ 3W\u003c\/p\u003e\n\u003cp\u003eCompatible lights can be controlled through the bicycle's display where supported by the selected display configuration.\u003c\/p\u003e\n\u003ch2\u003eSpeed Sensor\u003c\/h2\u003e\n\u003cp\u003eThe supplied speed sensor is designed to be mounted securely to the bicycle frame using cable ties.\u003c\/p\u003e\n\u003cp\u003eThe recommended installation distance between the sensor and magnet is approximately \u003cstrong\u003e10-15mm\u003c\/strong\u003e, with the arrow on the sensor aligned towards the magnet.\u003c\/p\u003e\n\u003cp\u003eCorrect sensor positioning is required for the system to detect wheel movement correctly.\u003c\/p\u003e\n\u003ch2\u003eBicycle Compatibility\u003c\/h2\u003e\n\u003cp\u003eThe TSDZ8 is designed for bicycles with:\u003c\/p\u003e\n\u003cp\u003e• 68mm bottom brackets\u003cbr\u003e• 73mm bottom brackets\u003cbr\u003e• Conventional bicycle brake systems\u003cbr\u003e• Suitable frame clearance around the bottom bracket and motor housing\u003c\/p\u003e\n\u003cp\u003eThe motor uses a freewheel system and is \u003cstrong\u003enot designed for coaster-brake bicycle builds\u003c\/strong\u003e unless the appropriate coaster-brake configuration is specifically selected.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cp\u003e• TONGSHENG TSDZ8 mid-drive motor\u003cbr\u003e• 48V electrical system\u003cbr\u003e• 350W \/ 500W \/ 750W power options\u003cbr\u003e• Torque-sensor pedal assistance\u003cbr\u003e• Integrated controller\u003cbr\u003e• 23A controller on 750W version\u003cbr\u003e• Brushless motor design\u003cbr\u003e• 44T chainring\u003cbr\u003e• 68-73mm bottom bracket compatibility\u003cbr\u003e• Claimed maximum speed up to 45km\/h\u003cbr\u003e• IPX5 water resistance\u003cbr\u003e• Freewheel design\u003cbr\u003e• Speed sensor included\u003cbr\u003e• Gear sensor connector\u003cbr\u003e• 6V lighting support\u003cbr\u003e• Split Y-adapter for front and rear lights\u003cbr\u003e• Multiple display compatibility\u003cbr\u003e• One-year warranty\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cp\u003e• \u003cstrong\u003eMotor Model:\u003c\/strong\u003e TSDZ8\u003cbr\u003e• \u003cstrong\u003eMotor Type:\u003c\/strong\u003e Brushless Mid-Drive\u003cbr\u003e• \u003cstrong\u003eNominal Voltage:\u003c\/strong\u003e 48V\u003cbr\u003e• \u003cstrong\u003ePower Options:\u003c\/strong\u003e 350W \/ 500W \/ 750W\u003cbr\u003e• \u003cstrong\u003e750W Controller:\u003c\/strong\u003e 23A\u003cbr\u003e• \u003cstrong\u003eController:\u003c\/strong\u003e Internal\u003cbr\u003e• \u003cstrong\u003ePAS:\u003c\/strong\u003e Torque Sensor\u003cbr\u003e• \u003cstrong\u003eMaximum Speed:\u003c\/strong\u003e Up to 45km\/h\u003cbr\u003e• \u003cstrong\u003eChainring:\u003c\/strong\u003e 44T\u003cbr\u003e• \u003cstrong\u003eBottom Bracket:\u003c\/strong\u003e 68-73mm\u003cbr\u003e• \u003cstrong\u003eMotor Weight:\u003c\/strong\u003e Approximately 3.6kg\u003cbr\u003e• \u003cstrong\u003eWater Resistance:\u003c\/strong\u003e IPX5\u003cbr\u003e• \u003cstrong\u003eCertification:\u003c\/strong\u003e CE\u003cbr\u003e• \u003cstrong\u003eLighting Output:\u003c\/strong\u003e 6V \/ 3W front and rear\u003cbr\u003e• \u003cstrong\u003eGear Sensor:\u003c\/strong\u003e Connector provided, sensor not included\u003c\/p\u003e\n\u003ch2\u003e48V Battery Compatibility\u003c\/h2\u003e\n\u003cp\u003eThe TSDZ8 version supplied here is designed for \u003cstrong\u003e48V batteries with a maximum output voltage of approximately 54.6V\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eA \u003cstrong\u003e52V battery with a maximum output voltage of approximately 58.4V is not compatible\u003c\/strong\u003e with this version of the motor and should not be connected.\u003c\/p\u003e\n\u003cp\u003eAlways confirm the battery voltage and maximum output voltage before installation.\u003c\/p\u003e\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003cp\u003eThe motor must be installed with sufficient clearance between the motor housing and bicycle frame.\u003c\/p\u003e\n\u003cp\u003eIf the motor contacts the frame during installation, additional spacers may be required. The supplier specifies optional \u003cstrong\u003e41 × 35 × 2.5mm gaskets\u003c\/strong\u003e for situations where additional clearance is necessary.\u003c\/p\u003e\n\u003cp\u003eThe speed sensor should be secured with cable ties, with approximately 10-15mm between the sensor and magnet.\u003c\/p\u003e\n\u003cp\u003eThe motor is designed to operate under load and may not operate when tested with the bicycle wheel or drivetrain unloaded.\u003c\/p\u003e\n\u003cp\u003eWhen powering on the display, do not apply pressure to the pedals during startup.\u003c\/p\u003e\n\u003cp\u003eIf an XH18-LCD display is selected, the throttle may function only as a power-assist level adjustment depending on the configuration.\u003c\/p\u003e\n\u003ch2\u003ePackage Includes\u003c\/h2\u003e\n\u003cp\u003eThe exact package varies according to the selected configuration, but the conversion kit may include:\u003c\/p\u003e\n\u003cp\u003e• TONGSHENG TSDZ8 mid-drive motor\u003cbr\u003e• 44T chainring\u003cbr\u003e• Speed sensor and magnet\u003cbr\u003e• Display, if selected\u003cbr\u003e• Wiring and electrical connectors\u003cbr\u003e• Split lighting Y-adapter\u003cbr\u003e• Installation accessories\u003cbr\u003e• Mounting components\u003cbr\u003e• User documentation\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGear sensor is not included.\u003c\/strong\u003e The motor includes a gear sensor connector for compatible installations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBattery is not included unless specifically selected.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eWarranty\u003c\/h2\u003e\n\u003cp\u003eThe supplier provides a \u003cstrong\u003e1-year warranty\u003c\/strong\u003e from the purchase date.\u003c\/p\u003e\n\u003cp\u003eWarranty repairs may require the buyer to return the product to an authorised repair location. Return postage to the repair location is the buyer's responsibility, while the replacement or return shipment is covered according to the supplier's warranty terms.\u003c\/p\u003e\n\u003ch2\u003eImportant Notes\u003c\/h2\u003e\n\u003cp\u003eThis is a \u003cstrong\u003e48V-only motor configuration\u003c\/strong\u003e. Do not connect a 52V battery to the 48V version.\u003c\/p\u003e\n\u003cp\u003eThe advertised 45km\/h maximum speed is configuration dependent and may not be achievable in all installations.\u003c\/p\u003e\n\u003cp\u003eA 750W motor may exceed the legal power and speed limits for road-legal e-bikes in many jurisdictions. Check local regulations before installation and use.\u003c\/p\u003e\n\u003cp\u003eThe torque sensor requires correct installation and calibration of the motor and drivetrain for proper operation.\u003c\/p\u003e\n\u003cp\u003eCheck bottom bracket dimensions, frame clearance, brake configuration and battery compatibility before ordering.\u003c\/p\u003e\n\u003cp\u003eActual performance, speed, range and torque depend on battery capacity, gearing, wheel size, rider weight, terrain and other system components.\u003c\/p\u003e","brand":"HANDLER MOBILITY","offers":[{"title":"TSDZ8 48V 750W \/ 44T \/ 8PIN VLCD5|Brake Lever|Germany","offer_id":59624621146437,"sku":"14:193#TSDZ8 48V 750W;1552:200011852;200007763:201336101;247066234:13180242#44T;247066636:201028036#8PIN VLCD5","price":498.95,"currency_code":"EUR","in_stock":true},{"title":"TSDZ8 48V 750W \/ 44T \/ 8PIN VLCD5|Brake Sensor|Germany","offer_id":59624621179205,"sku":"14:193#TSDZ8 48V 750W;1552:1879326818;200007763:201336101;247066234:13180242#44T;247066636:201028036#8PIN VLCD5","price":515.95,"currency_code":"EUR","in_stock":true},{"title":"TSDZ8 48V 750W \/ 44T \/ 860C|Brake Lever|Germany","offer_id":59624621211973,"sku":"14:193#TSDZ8 48V 750W;1552:200011852;200007763:201336101;247066234:13180242#44T;247066636:98478957#860C","price":544.95,"currency_code":"EUR","in_stock":true},{"title":"TSDZ8 48V 750W \/ 44T \/ 860C|Brake Sensor|Germany","offer_id":59624621244741,"sku":"14:193#TSDZ8 48V 750W;1552:1879326818;200007763:201336101;247066234:13180242#44T;247066636:98478957#860C","price":561.95,"currency_code":"EUR","in_stock":true},{"title":"TSDZ8 48V 750W \/ 44T \/ B02N-TS|Brake Lever|Germany","offer_id":59624621277509,"sku":"14:193#TSDZ8 48V 750W;1552:200011852;200007763:201336101;247066234:13180242#44T;247066636:11926407684#B02N-TS","price":516.95,"currency_code":"EUR","in_stock":true},{"title":"TSDZ8 48V 750W \/ 44T \/ B02N-TS|Brake Sensor|Germany","offer_id":59624621310277,"sku":"14:193#TSDZ8 48V 750W;1552:1879326818;200007763:201336101;247066234:13180242#44T;247066636:11926407684#B02N-TS","price":533.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/3915\/2197\/files\/S5cf4c85b11834b56b70e7d87bec060e6u.webp?v=1791442896","url":"https:\/\/handlermobility.com\/en-eu\/products\/tsdz8-tongsheng-48v-750w-mid-drive-motor-kit-electric-bicycle-conversion-engine-with-torque-sensor-for-ebike","provider":"HANDLER MOBILITY","version":"1.0","type":"link"}