Tongsheng TSDZ8 750W TSDZ2B 500W 250W Motor Kit Mid Drive Torque Sensor Bicycle Engine Electric Bike Conversion Kit BB 68-73mm

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East Supplier PlatformSKU: 1005007789536907-TSDZ8 48V750W 44T-DZ40 Mini (5 PAS)-UNITED KINGDOM-Brake Sensor

Color: TSDZ8 48V750W 44T
Price:
$773.16 $966.45

Tax included Shipping calculated at checkout

Stock:
In stock

Description

SPECIFICATIONS

Brand Name: varstrom

Certification: CE

Compatible Bottom Bracket: BB 68-73mm

Design: Brushless

High-concerned chemical: None

Motor: Side Hung Motor

Origin: Mainland China

PAS Sensor Type: Torque sensor

Rated Power: 750W / 500W / 250W Option

Voltage: 48V / 36V

Waterproof Grade: IP X5

Wattage: > 400w


| Ride Smarter|Go Further

🚵‍♂️⚡【Tongsheng TSDZ Series Mid-Drive Motor Kits】⚡🚵‍♀️

Convert Your Bicycle into a Natural Riding E-Bike!

Torque Sensor System | Smooth Power Assistance | Disc Brake or V Brake Compatible

🛒 Choose Tongsheng Mid-Drive for the Most Natural E-Bike Conversion Experience!

Tongsheng - Power That Feels Like Your Own Strength.

[🔄 Detailed Installation Guide] [🛡️ 12 Months Warranty] [🚀 US, EU,UK Shipping Available]


🔩 Key Features:

✅ Torque Sensor Technology – Instantly responds to pedal pressure for natural riding feel

✅ Zero-Start Capability – Provides power from complete stop without throttle

✅ 2025 Upgraded Design – Enhanced gear positioning for better sealing and longer lifespan

✅ IPX5 Waterproof – Reliable performance in various weather conditions


📏 Universal Compatibility:

Bottom Bracket: 68-73mm length, 33.5-36mm diameter

      Brake System: Disc brake or V-brake compatible

      Frame Compatibility: Fits 95% of standard bicycle frames

📊 Three Power Options:


🔸 TSDZ 750W Version

Max Speed: 45-55 km/h

Max Torque: 140N.m

Waterproof: IP65


🔹 TSDZ2B 500W Version

Max Speed: 38-45 km/h

Max Torque: 80N.m

Waterproof: IP65


🔹 TSDZ2B 250W Version

Max Speed: 25-32 km/h

Max Torque: 80N.m

Waterproof: IP65


 

🖥️ Smart Display Options:

DZ40| SW2-M58| EKD01 (Only EKD01 Bluetooth connectivity + mobile app)

🔧 BRAKE SYSTEM OPTIONS | Safety Tailored for Your E-Bike

 

📊 Quick Comparison

Feature                        | Brake Lever     |  Brake Sensor

Motor Cutoff             |   ✅ Built-in      |   ✅ Add-on

Install Type                 | Replace lever   |   Attach to existing lever

Brake Compatibility  | Mechanical only| Hydraulic & Mechanical

 

🎯 How to Choose

Choose the Brake Lever if: You’re building a new e-bike or want a clean, all-in-one setup.
Choose the Brake Sensor if: You already like your current brakes (especially hydraulic) and just need the cutoff function.
Both options provide reliable motor cutoff — it’s about how you want to integrate it into your ride.

📦 Kit Includes:

Mid-drive motor unit with torque sensor

Installation hardware and tools

Optional display

Thumb throttle

Brake levers or brake sensors

Speed sensor

Cranks


This motor kit does not include a battery.

✅ Battery is optional and sold separately

✅ We recommend ordering it together with your kit.

✅ Choose from various capacities and mounting styles in our store.





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