Electronics
Torque Sensor Mid-Drive Motor Kit TSDZ2B 250W/500W, TSDZ8 750W, TSDZ16 1000W for E-Bike Conversion
Why buy from us
- Priced below the high street, every day.
- Stock held in the UK, dispatched from Leicester.
- Tracked courier with SMS updates.
- Real people on the phone, Monday to Friday.
Delivery & returns
Tracked UK delivery, typically 5-7 working days from dispatch. You'll get a text with a delivery window on the day.
Changed your mind? Send it back within 30 days for a refund or exchange. No restocking fee.
Payment & security
Card, PayPal, Apple Pay, Shop Pay and Klarna. Every payment is taken on Shopify's secure checkout, and we never see your card details.
Need a hand?
Not sure this is the right size or spec? Message us before you order and we'll check it for you.
This mid-drive motor kit converts a standard bicycle with a 68–73mm bottom bracket into an electric bike. Choose from the TSDZ2B (36V 250W or 48V 500W), TSDZ8 (48V 750W) or TSDZ16 (48V 1000W), each with an integrated torque sensor that matches assistance to your pedalling.
Key Features
- Integrated torque sensor – natural, responsive assistance
- Works with your existing gears
- Five display choices – VD18MT touch screen, VD04 Bluetooth, EKD01, SW2-M58 or DZ40 mini
- Brake cut-off – brake lever or brake sensor versions
- Thumb throttle included
Motor Specifications
- TSDZ2B 36V 250W / 48V 500W: 80Nm torque, IPX5, approx. 3.8kg, 42T chainring
- TSDZ8 48V 750W: 120Nm torque, IPX5, approx. 4.8kg, 44T chainring
- TSDZ16 48V 1000W: 160Nm torque, IPX6, approx. 6.2kg, 46T chainring
- Controller current limit: 250W 12A / 500W 15A / 750W 22A / 1000W 30A
Compatibility
- Bottom bracket: 68–73mm
- Not compatible with carbon frames or coaster brakes
What's in the Box
- Motor unit, speed sensor and cable
- Thumb throttle
- Chainring, guard and crank arms
- Brake levers or brake sensor
- Selected display
- Installation tools
UK Legal Use
Conversion kits rated above 250W, or that provide throttle power above 4mph (6km/h), do not meet UK Electrically Assisted Pedal Cycle (EAPC) rules. A bike fitted with such a kit may only be used on private land with the landowner's permission unless it is registered, taxed and insured as a motor vehicle. Professional installation is recommended.
Delivery
Free UK delivery on this product, tracked. Typically 5-7 working days from dispatch, with a tracking link by email as soon as it leaves the warehouse.
We deliver to mainland UK addresses. Highlands, islands and Northern Ireland may take a few days longer.
Returns
30 days to change your mind. Send it back for a refund or exchange with no restocking fee.
For anything too large to post we arrange collection. Items should be in their original packaging where possible.
How long does delivery take?
Typically 5-7 working days from dispatch, tracked, anywhere in the UK.
Is assembly required?
Most items arrive flat-packed with marked parts and an instruction guide.
Can I return a large item?
Yes, within 30 days. We arrange collection for anything too large to post.
Customer reviews
Every review is from a verified order. We publish them all, good and bad.
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