QS MOTOR 138 3000W V3 70H 5500W Max continuous 3800RPM Mid drive Motor with APT72400 Controller for E-Motorcycle

QSMOTOR 138 3000W V3 70H 5500W Max continuous 3800RPM Mid drive Motor conversion kit with APT72400 Controllerfor E-Motorcycle

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 QS138 70H V3 mid drive motor with 1:2.35 gear box, it could be used for electric dirtbike, electric motorcycle, electric ATV 72V 100-105KPH with high torque. Compare with QS138 V1 and V2 motor, it's integrated with 1:2.35 gear box, which save space for double step transmission, with more torque.

e.g. Electric Dirt bike

E-motorcycle weight, approx 128kg+2*80kg

Speed: 100-105km/h @ 208kg

Gear ratio: 1:2.35*3 (1:2.35 integrated for 138 V3 motor, double steps transmission )

Climbing slope: 31° @ 50kph @208kg

Battery: 72V52Ah

Tire: 0.6138 130/70-17

P.S. If you have any confused about the shipping cost, please feel free to contact with us.

Also could place order but don't pay first, then we could adjust the price. 

One set including below kits

Combo 1

1. 1pcs X QS 138 3kW V3 Mid drive motor( 3800RPM) with 15T 428 sprocket adapter

2. 1pcs X APT72400 Controller

3. 1pcs X DKD LCD Speedometer

4. 1pcs X Z6 throttle with combination switch

5. 1pcs X Sound wave simulator

Combo 2

1. 1pcs X QS 138 3kW V3 Mid drive motor( 3800RPM)with 15T 428 sprocket adapter

2. 1pcs X APT72400 Controller

3. 1pcs X DKD LCD Speedometer

4. 1pcs X SiAECOSYS Throttle kits with Accelerator

5. 1pcs X Sound wave simulator

Key Features

1). Simplify to make a electric-motorcycle. 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. QSMOTOR 138 3000W V3(3800RPM) Mid drive motor with 15T 428 sprocket adapter

SPEC

Drawing

Test Report

2. APT7240072V Sine Wave BLDC Motor Controller

There are two color options（red/black), the picture is for reference only.

SPEC

Protection grade: IP65

Operating voltage range: 30~92V

Protect Phase Current: 330A

Max DC Current: 150A

Communication mode: RS232C

Position feedback signal: Hall 120°

Protection mechanism: under pressure, over pressure, over current, over heat

Drawing

Wiring Definition

3. DKD LCDspeedometer

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. SiAECOSYS Throttle kits with Accelerator

Accelerator mostly used for Chinese electric scooter, it will not change top speed, but it will reduce the accelerate stroke.

Production Size

5. Sound wave simulator