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DAFULI Torque Sensor for Tongsheng TSDZ2 TSDZ2B Mid-drive Motor, 36V/48V E-bike Conversion Kit, Pedal Assist Upgrade
DAFULI Torque Sensor for Tongsheng TSDZ2 TSDZ2B Mid-drive Motor, 36V/48V E-bike Conversion Kit, Pedal Assist Upgrade - Image 2
DAFULI Torque Sensor for Tongsheng TSDZ2 TSDZ2B Mid-drive Motor, 36V/48V E-bike Conversion Kit, Pedal Assist Upgrade - Image 3
DAFULI Torque Sensor for Tongsheng TSDZ2 TSDZ2B Mid-drive Motor, 36V/48V E-bike Conversion Kit, Pedal Assist Upgrade - Image 4
DAFULI Torque Sensor for Tongsheng TSDZ2 TSDZ2B Mid-drive Motor, 36V/48V E-bike Conversion Kit, Pedal Assist Upgrade - Image 5
DAFULI Torque Sensor for Tongsheng TSDZ2 TSDZ2B Mid-drive Motor, 36V/48V E-bike Conversion Kit, Pedal Assist Upgrade - Image 6
DAFULI Torque Sensor for Tongsheng TSDZ2 TSDZ2B Mid-drive Motor, 36V/48V E-bike Conversion Kit, Pedal Assist Upgrade - Image 7
DAFULI Torque Sensor for Tongsheng TSDZ2 TSDZ2B Mid-drive Motor, 36V/48V E-bike Conversion Kit, Pedal Assist Upgrade - Image 8
DAFULI Torque Sensor for Tongsheng TSDZ2 TSDZ2B Mid-drive Motor, 36V/48V E-bike Conversion Kit, Pedal Assist Upgrade - Image 9

DAFULI Torque Sensor for Tongsheng TSDZ2 TSDZ2B Mid-drive Motor, 36V/48V E-bike Conversion Kit, Pedal Assist Upgrade

• DAFULI torque sensor specifically designed for Tongsheng TSDZ2/TSDZ2B mid-drive motors, 36V/48V systems

• Precise torque sensing delivers smooth pedal-assist and precise power delivery for a better riding experience

• Easy DIY installation for e-bike conversion kits; compact and lightweight design, easy to store and transport

• Durable metal construction, free from high-concern chemical materials for safe, long-lasting use

• Kindly confirm your motor model (TSDZ2/TSDZ2B) and voltage (36V/48V) before installation; only the torque sensor is included

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DAFULI Torque Sensor for Tongsheng TSDZ2 / TSDZ2B Mid-drive Motor
This professional torque sensor is specifically designed for 36V and 48V Tongsheng mid motors (TSDZ2 / TSDZ2B), ensuring seamless integration and optimal performance in e-bike conversion kits. With precise torque sensing and smooth pedal-assist functionality, it delivers an enhanced riding experience with accurate, natural power delivery.
Compatibility
✅ Tongsheng TSDZ2 Mid-drive Motor
✅ Tongsheng TSDZ2B Mid-drive Motor
✅ 36V 250W / 350W Tongsheng E-bike Conversion Mid Drive Systems
✅ 48V 350W / 500W Tongsheng E-bike Conversion Mid Drive Systems
Key Specifications
ParameterValue
TypeTorque Sensor
Applicable MotorTSDZ2 / TSDZ2B Mid Motor
Voltage36V / 48V
Compatible Power250W / 350W / 500W
Cable Length11 cm (black & red wire)
Plug2-Pin Connector
MaterialMetal
SizeL16 × W9.5 × H9.5 cm
Package Size20× 20× 10 cm
Weight500 g
ColorAs shown in the picture

Package Includes

1 × Torque Sensor
Key Features
✅ Seamless TSDZ2 Compatibility: Specifically designed for 36V/48V Tongsheng mid motors, ensuring seamless integration and optimal performance in e-bike conversion kits.
✅ Precise Torque Sensing: Supports smooth pedal-assist functionality with precise power delivery, providing an enhanced and natural riding experience.
✅ DIY-Friendly Upgrade: Ideal for enthusiasts — easy installation and customization for your e-bike as part of a DIY conversion kit.
✅ Durable Metal Construction: High-quality metal build free from high-concern chemical materials, ensuring safety and durability.
✅ Compact & Easy to Store: Lightweight and space-efficient package, easy to store and transport.
Specifications
Brand: DAFULI
Product Name: E-bike Torque Sensor
Type: Torque Sensor
Applicable Motor: TSDZ2 / TSDZ2B Mid Motor
Voltage: 36V / 48V
Compatible Power: 250W / 350W / 500W
Cable Length: 11 cm (black and red wire)
Plug: 2-Pin Connector
Material: Metal
Size: L16 × W9.5 × H9.5 cm
Package Size: 20 × 20 × 10 cm
Weight: 500 g
Color: As shown in the picture
Package Quantity: 1 piece
Country of Origin: Mainland China
Important Notes
Please verify your motor model (TSDZ2 / TSDZ2B) and system voltage (36V / 48V) before installation to prevent incompatibility.
Only the listed torque sensor is included; other accessories shown in reference images are not part of the package.
Minor color differences may appear due to lighting conditions and screen display variations.
Allow slight manual measurement deviation on the data.
Tongsheng and TSDZ2 are trademarks of their respective owners. This is an aftermarket component and is not affiliated with or endorsed by Tongsheng.
An ideal upgrade for e-bike repair stores, DIY builders and e-bike wholesale distributors. Enhance your TSDZ2 conversion with precise pedal-assist power delivery.
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It used to take me weeks to hunt down hard‑to‑find e‑bike spare parts. Their compatibility‑check technical support saved me countless repair headaches. Reliable supplier I can always count on.

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Flexible mixed‑batch ordering is a game‑changer for my business. Low‑risk trial‑order options, fast delivery and solid OEM‑ODM service help me expand my product range with zero inventory pressure.

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We have been sourcing e‑bike components from them for over one year. Product quality is consistent, and their responsive after‑sales support makes our daily shop‑running much easier. Highly recommended.

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Frequently Asked Questions

We supply genuine OEM parts and premium compatible aftermarket replacement parts for e-bikes, including motor components, controllers, throttles, PAS sensors, wiring harnesses, connectors and Bosch form-factor batteries.

We serve mainstream drive system manufacturers: Ananda, Bafang, Aikema, Tongsheng, Shengyi, Bosch and more. We also provide repair components for complete e-bike brands including Sur‑Ron, Aventon, Trek and many others.

All items are brand-new and inspected before shipment. We do not supply second-hand or refurbished goods.

Our team verifies compatibility according to your bike model, motor info or original part photos. We confirm available OEM parts or recommend workable alternative solutions.

Yes. Flexible order sizes are supported, ranging from single spare parts to bulk purchases.

Sea freight, air freight and rail transport are optional.

Lead time varies by item and shipping mode. We confirm exact timelines before each order and share tracking updates.

We provide part identification, model matching and full order follow-up support.