Siaecosys/QSMOTOR 4000W 273 2WD Car Eletric BLDC Brushless Conversion - E Smart Way

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Siaecosys/QSMOTOR 4000W 273 2WD Car Eletric BLDC Brushless Conversion Kit Hub Motor With KLS7245H Kelly Controller

Sale price $3,766.68 Regular price $3,979.88

QSMOTOR 4000W 72V80kph 2wd dual Hub Motor with KLS7245H controller kits for electric ATV Car

For dual 273 4000W V3 motor kits, it could be used for electric car, which could be 72V80KPH.

Note: The five star motor cover is not available due to the reason of material shortage, we will replace it to all black cover shows as below.

One kit including below kits

1. 2pcs X QSMOTOR 273 4000W V3 electric wheel hub motor 

2. 2pcs X KLS7245H sine wave motor controlle

3. 1pcs X XE-8 speedometer

4. 1pcs X 0-5V Electric Car Throttle Pedal

5. 1pcs X 1 tow 2 Dayang Version Hydraulic Disc brake system with 220mm brake plate

Key Features

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

2). It could be installed in wheels, and easy to be hybrid car.

4). Easily to make 4-wheel drive, which could spot turn. 

5). Support regenerative braking

6). High efficiency: 85~92%

Product Description

1. QSMOTOR 273 4000W V3 Electric Car Hub Motor 

Product description

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

Brand: QS Motor, QSMOTOR

Motor Design: Single axle without moped rim (Integrated)

Matching Rim Size: 13inch & above wheel rim, CB ≥ 60mm, PCD Customizable(4*100mm as default)

Magnet Height: 40mm, 16 pole pairs

Stator: Aluminum Core

Rated Power: 4000W

Speed: 80KPH

Work Voltage range: 48V-96V, will be 72V as default.

Max Torque approx 266.0N.m

KV: 15.13

Thermic Probe: KTY83-122 (as default, optional)

Max Efficiency approx 88%

Working Temperature: 70-120℃ , peak 150 ℃

Brake type: Disc brake (as default), PCD: 3*80mm, CB:58MM

Dual Halls with waterproof connectors(One for using, one for spare)

12mm axle flats

10mm² Cross Section of Phase Wire(not including insulation layer)

Waterproof Grade: IP54

Color: Black (As default)

N.W/ G.W: 21.0kg/22.0kg

Dimension Drawing

QS 273 e-car hub motor 

2. QSKLS7245H 72V Sinusoidal Wave BLDC Motor Controller

1. Sine wave controller, programmable, with regen function                 

2. Motor Current Limit, 20 seconds: 350A

3. Motor Current Limit, continuous: 140A                                                               

4. Thermic Probe: KTY83-122                                                                

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

6. Controller size: 194mm*126mm*86.8mm                                             

7. Net weight: 2.36kg                                                                          

8. Waterproof grade: IP66                                                                                    

9. Default not including bluetooth, waterproof(those function are optional); Can support can-bus

10. Work voltage: 18V~90V; Rated voltage: 24V~72V


Here is drawing of our normal QSKLS7245H controller.

3. XE-8 speedometer

Place of Origin: China(Mainland)  

Model Number: X8-E

Application: Electric Car, EV  

Rated Voltage:48V-96V

Work voltage: 0-120V

Programmable items: voltage, trip, time, background light 

Show Time, driving distance, speed, voltage, electric quantity

Test Speed Type: Hall Sensor

Net weight: 0.57kg

Size: 205mm*103mm*67mm

Packing size: 220mm*160mm*100mm

PS:We don't provide female and male waterproof connectors, pins for as below picture as default.

It will cost extra USD3.0/set for unit speedometer. 

4. 0.8-4.2V Electric Car Throttle Pedal

Hall type: JKH mode

Input voltage: 5V 12V 15V 24V 36V 48V 60V 72V 84V 96V 120V

Output voltage: 0.8V-4.2V

Default: Three wires out(cannot connect with switch), 4.2v input voltage. 0.8-4.2v output voltage.

5. 1 tow 2 Hydraulic Disc brake system

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.

The Siaecosys/QSMOTOR 4000W 273 2WD Car Eletric BLDC Brushless Conversion Kit Hub Motor With KLS7245H Kelly Controller is the yin, to your yang. You've found what you're looking for.

Inventory Last Updated: Jul 14, 2024