QS Motor 3000W Electric Motor 5000W 138 72V 100KPH New V2 Mid Drive Motor

NOTE:
1.Orders do not include customs duties, which are borne by the buyer.(Except for some aliexpress marked orders including tax).
2.For some special countries with strict customs for import, so pls. confirm it firstly to us that you have ability to do customs clearance, otherwise we will not take on heavy responsibilities for this issue, return money and goods are not support. (special countries list contact seller) 

For 138 sprocket design mid drive motor kit assembly, it could be used for electric light motor-cycle, which could be 72V 100KPH.

e.g. Dirt bike

E-motorcycle weight, approx 130kg+2*80kg

Speed: continuous 100km/h

Gear ratio: 1:2.3*3 (double steps transmission )

Climbing slope: 30°@208kg

Battery: 72V52h

Tire: 0.6138 130/70-17

NOTE: Orange phase line is our new packaging, new and old packaging random delivery, if specified please contact customer service！

For 138 3kW new appearance mid drive motor, it can be designed as belt driven

One set including below kits

1. 1pcs X QSMOTOR 138 3000W PMSM IPM mid drive motor with sprocket/belt

2. 1pcs X Votol EM150SP sine wave motor controller with standard CAN-BUS

3. 1pcs X DKD LCD speedometer

4. 1pcs X Z6 throttle with combination switch

Key Features

1) Light weight and small dimension compare to hub motor

2) High performance benefit from flux weakening

3) High effeciency during climbing, and better acceleration

4) Support regenerative braking

Product description

Genearlly specification

Axle matched with 428 sprocket, teeth optional 11T, 12T, 13T, 14T(as default) etc.

PS. It can be designed as belt driven and sprocket design (as default ).

If you only interested in buying mid drive motor, please click below picture for the purchasing link.

Dimension Drawing:

QS 3kW 138 mid drive motor(new appearance, belt design)

Power train test report:

For single motor without flux weakening, approx 55N.m peak

For single motor with flux weakening, approx 54N.m peak

2.Votol EM150SP motor controller with standards CANBUS

3. DKD LCD speedometer, can-bus(optional)

It display D N R, P, S gear, and battery current X5/10

P.s.: If the working battery doesn't have can-bus communication, then the can-bus speedometer will shows lack of electricicy always.

So, we suggest to do the speedometer as Line communication version if client can't get can-bus battery.

4. Z6 throttle with combination switch

With Reverse, Parking button( throttle on/off), 3 slide switch gear, s/boost button, Light and Horn.

It match with VOTOL controller well.

5. Vehicle Wiring suitable for EM50sp-EM150sp controller

The ignition key cann't be pluged with the wiring harness directly due the difference of connectors, please contact the seller for the diagram and modification instruction.

Wiring Diagram

Please noted:

Optional appearance, drawing, performance curve/test report are available.

If you need more technical information, please feel free to contact us.

We will give you reply in 12hours.

Application for 3kW old appearance mid drive motor