QS 2000W 120 70H electric mid drive motor and controller kits

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$317.00 / Piece | 1 Piece (Min. Order)
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Overview
Quick Details
Place of Origin:
Zhejiang, China (Mainland)
Brand Name:
QS MOTOR
Model Number:
138
Voltage(V):
48-96v
Output Power:
2000W
Usage:
Boat, Car, Electric Bicycle
Certification:
CCC, CE
Type:
gearless
Torque:
216.7N.m
Construction:
Permanent Magnet
Commutation:
Brushless
Protect Feature:
Waterproof
Speed(RPM):
4400RPM
Continuous Current(A):
27A
Efficiency:
85%-91.2%
Product Name:
138 mid drive motor
Application:
E-scooter
Color:
Black

Packaging & Delivery

Selling Units:
Single item
Single package size: 
34X34X34 cm
Single gross weight:
12.0 kg
Package Type:
carton
Lead Time :
15

QS 2000W 120 70H electric mid drive motor and controller kits

 

 

For 120 2000W mid drive motor kit assembly, it could be used for electric scooter, electric motorcycle.

It could be 72V 70KPH, only avaiable for 12inch wheel kits (We might make bigger wheel & more powerful motor in near future.).

 

 1. Production Description

QS Motor Specification:

  • QS Motor 2000W 120 70H Mid Drive Motor
  • Motor Type: BLDC Permanent Magnet Inner Rotor Motor With Hall Sensor
  • Brand: QS Motor,QSMOTOR
  • Motor Design: Single axle 
  • Matched Wheel: 12inch Wheel (as default)
  • Magnet Height: 70mm, 40pcs, 5 pole pairs
  • Diameter of stator: 120mm
  • Rated Power: 2000W (peak power, pending) 
  • Rated Voltage: 72V as default
  • Speed: 70KPH 
  • No-load rpm: 2800rpm without flux weakening, 4400RPM with flux weakening.
  • Max Torque: 216.7N.m (with Reduction ratio 1:4.77)
  • Reduction ratio: 1:4.77 (as default)
  • Max Efficiency: 89.2%
  • Continuous Battery Current: 35A (72V)
  • Peak Battery Current: 60A (72V)
  • Suggest Peak Phase Current: 250A
  • Thermic Probe: None as default (KTY83/122 is available for mass prodution).
  • Working Temperature: pending
  • Single Hall Plate with waterproof connectors
  • 8mm² Cross Section of Phase Wire (not include insulation layer)
  • Hall Sensor Phasing angle: 120 degree
  • Waterproof Grade: IP54
  • Color: Black 
  • N.W./G.W.: 7.8kg/9.1kg   Package Dimension: 34cmX34cmX33cm

Controller

LD EM100 18 MOSFET

 

 

Drawing

Note: For this mid drive motor, we also could install rear wheel, for example 13 teeth 420 rear wheel.

It can use for your e-bike with chain.

 

2. How to find suitable hub motor

To customized a suitable motor, could you pls. inform below points: 

  • 1.E-scooter, E-tricycle or E-car, tire model? 
  • 2.Volt and wattage of motor, Speed(kV), and torque/climb angle ?  
  • 3.Your vehicle weight and loading weight?  
  • 4.Lithium or lead-acid Battery?  

 

After confirming the motor, we could try to offer suitable motor kits. 

 

 

3. Comapny Information

 

4. FAQ

Q1. Are you trader or manufacture?

A: We're manufacture.

 

Q2. How long is your production time?
A: Generally, the production period is 12-14 working days(6 working days per week).

The specific delivery time depends on the items and the quantity of your order.

Q3. How long is your warranty time?

A: For motor, the warranty time is one year and three months. For other parts, the warranty time is one year.

 

Q4. About Customs Clearance

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:

Argentina, Brazil, Egypt, Turkey, Iran,Portugal,Romania, Kazakhstan, Ukraine, Yeman etc.

Some countries name not listed, the salesman will inform you in time if you placed the order online directly. Thank you for your understanding.

 

05. Does your products with CE certification?

Yes, our motor with Certification (CE, CCC), and our factory with certification of ISO9001, TS86949

 

 

No QS Motor, No Super EVs!