QS 120 Motor QSD120A-70 4400RPM Electric Mid Drive Motor with belt shaft design

It has two kinds of design:  Belt version & Spline shaft version(With 428 sprocket)

Extra costs for customized spline shaft and 428 sprocket is $15.0/PCS

 If you have interested in this product, you can contact with our sales directly.  

 Sales Contact: damon@siaecosys.com  

 Skype: Damon Wong(QSMOTOR)  

 What’s app/We Chat: +86 18758618893  

Aliexpress online purchasing link for this motor:(Click the photo for hyperlink) 

 Key Features 

1). Simplify to make a electric-scooter. Gearbox, transmission shaft, clutch are no need. Which save space.

2). It could be installed in the rear to save more space for battery.

3). Support regenerative braking

4). High efficiency: 85~92%

 Product Description 

1. Genearlly Spec:

Dimension Drawing:

 Conversion Kits for QS 120 2KW Mid Drive Motor 

We’re able to supply controller, display, dc-dc converter, disc brake system, twist throttle…etc.

For Alixpress online purchasing link, kindly click the following picture.

QS120 MOTOR QSD120A-70 Motor Application