QSMOTOR 20X2.125inch 1000W 205 V2 Electric Bike Cast Wheel Hub Motor With KLS4812S For Electric Bicycles Solar Tricycle

QSMOTOR 20X2.125inch 1000W 205 V2 Electric Bike Cast Wheel Hub Motor With KLS4812S For Electric Bicycles Solar Tricycle

For 20X2.125 E-bike wheel, it could be used for e-bike, drift trike and solar tricycle. These are 205 hub motor, so the configuration & performance is the same as 10inch 205 Hub Motor.

e.g. Electric solar tricycle 

E-tricycle weight, approx 100kg+80kg

Tire diameter: 20*2.125

Speed: 48V 45km/h

Climbing slope: 14% @180kg

Battery: 48V28h lithium battery

Key Features

For Motor

1).Simplify to make a electric-bicycle. 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% 

For Controller

1). Very Easy connect

2). Can match with almost brushless DC motor

3). Soft start can be adjusted

4). Programmable by bluetooth

5). Warranty for mass order: If any quality issue for controller cannot drive the motor when received, we will send new one with your next order for replacement.

Product Description

Specification

·Motor Type: BLDC Permanent Magnet Outer Rotor In-Wheel Hub Motor With Hall Sensor

·Brand: QS Motor,QSMOTOR

·Motor Design: double axle with rim 

·Matched Tire: 20X2.125inch

·Stator: Steel Core

·Rated Power: 1000W (2000kW peak in few seconds) 

·Rated Voltage: 48V

·Speed: 530RPM no load  

·Max Torque: approx 85N.m

·Max Efficiency: approx 85%

·Continuous Battery Current: 26A (48V)

·Peak Battery Current: 50A (48V)

·Suggest Peak Phase Current: /A

·Thermal Probe: KTY83/122 (as default, optional)

·Working Temperature: 70-110℃ , peak 120 ℃ 

·Brake type: Disc brake, PCD6*44mm-M5

·Freewheel:single speed

·Drop-outs: 155mm

·Two Hall Set with waterproof connectors

·4mm² Cross Section of Phase Wire (not include insulation layer), 70cm length, customized connector.

·Hall Sensor Phasing angle: 120 degree

·Waterproof Grade: IP65

·Color: Black 

·N.W./G.W.: approx 10.6/12.66kg (TBD)   

·Package Dimension: 50.5cm*50.5cm*32.5cm/piece  

Customized phase wire connector  

Dimension Drawing

Performance curve

Controller specification

1. Sine wave controller, programmable, with regen function                 

2. Motor Current Limit, 20 seconds: 120A

3. Motor Current Limit, continuous: 50A                                                               

4. Thermic Probe: KTY83-122                                                                

5. Including one controller + USB convertor cable + matched plug                

6. Controller size: 108mm*78mm*41mm                                             

7. Net weight: 0.55kg                                                                          

8. Waterproof IP54                                                                                     

9. Default not including bluetooth, waterproof(those function are optional); CAN BUS not support

10. ​Work voltage: 18~60V; Rated voltage: 24V~48V

Drawing for controller

Drawing for Front Wheel 

Motor application