2021 SIA New Arrival QSMOTOR 14 x 6.0inch 3000W 4000W Max 13500W 72V 110KPH QS138 Mid Drive Motor Kit for PCX Electric Scooter

2020 SIA New Arrival QSMOTOR 14 x 6.0inch 3000W 4000W Max 13500W 72V 110KPH QS138 Mid Drive Motor Kit for PCX Electric Scooter

Please noted that tire is not included as default.

For 138 3000W 4000W mid drive motor kit assembly, it could be used for electric scooter, electric motorbike, which could be 72V 110KPH, avaiable for 12inch wheel kits as default (14inch wheel assemble kits will comes out soon).

e.g. PCX big electric scooter

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

Speed: max 110km/h

Gear ratio: 1:4.77 (double steps transmission )

Climbing slope: 30°@190kg

Battery: 72V50h NCM lithium battery

Tire: 180/50-14

One set including below kits

Combo 1

·1pc QS 14*6.0inch 3000W Mid Drive Motor assembly with Left/Right fork(Tire are not included)

·1pcs X Votol EM72150SP sine wave motor controller with standard CAN-BUS

·1pcs X DKD LCD speedometer

·1pcs X Z6 throttle with combination switch

Combo 2

·1pc QS 14*6.0inch 4000W Mid Drive Motor assembly with Left/Right fork(Tire are not included)

·1pcs X Votol EM72150SP sine wave motor controller with standard CAN-BUS

·1pcs X DKD LCD speedometer

·1pcs X Z6 throttle with combination switch

PS. It's new powertrain, the delivery time is a bit longer.

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

Genearlly Spec:

Item: QS Motor 3000W 138 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: 14x6.0inch Wheel (as default)

Magnet Height: 70mm,40pcs,5pole pairs

Diameter of stator: 138mm

Rated Power: 3000W

Rated Voltage: 72V as default

Speed: 110KPH

No-load rpm: 3800rpm without flux weakening, 6000RPM with flux weakening.

Max Torque: approx 56N.m without Reduction ratio, approx 247N.m with 1:4.77 Reduction ratio

Reduction ratio: 1:4.77 (as default)

Max Efficiency: 88%

Continuous Battery Current: pending (72V)

Peak Battery Current: 150A (72V)

Suggest Peak Phase Current: 450A

Thermic Probe:None as default (KTY83/122 is available, if you need, please let sales man know).

Working Temperature: Pending

Single Hall Plate with waterproof connectors

16mm² Cross Section of Phase Wire (not include insulation layer)

Hall Sensor Phasing angle: 120 degree

Waterproof Grade: IP54

Color: Black

N.W./G.W.: 32.5kgs/34.5kgs

Package Dimension: 70*39*25cm

Dimension Drawing:

• QS 138 3kW mid drive motor

QS 138 4kW mid drive motor

14x6.0inch 3kw assembly drawing

14x6.0inch 4kw assembly drawing

Test report

QS138 3kw Assembly

QS138 4kw single motor dyno test with EM150SP controller

EM72150SP Controller Description:

Specification

·Sine wave controller, programmable, with regen function

·Rated Current:180A

·BOOST Current: 220A

·Peak Current: 470A

·Max.Power: 12960W

·Flux Weakening Ratio:100~250%

·Max.Efficiency:88~93%

·Net weight: 1650g

·Waterproof IP67

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

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 electricity 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.

Application for QS 138 3kW mid drive motor

About US

SIAECOSYS is an union of manufactories in electric driving industry, and belongs to Taizhou SIA Trading Co., Ltd that set from QS Factory in 2013 year.

Currently, more than 80 top factories join SIAECOSYS, and they are willing to provide customized products and service for international customers who has passion in e-scooter/tricycle/car industry.

SIAECOSYS focus on organizing member factories together to customize specific e-driving system solution and products for different requirements from customers in the world.

Nowadays, SIAECOSYS has more than 5000 customers from the world and more than 40 customers send inquiry every day.

SIAECOSYS has sale department, Technology department, Quality inspection department, general accounting department, purchase department and after-sale service department.

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