Suzhou Wanjia Electric Co., Ltd.

E20 Series

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  • Introduction
  • Parameter

Product Details

※ ≥ 80% motor efficiency performance & wide interval

※  80 N.m max torque continuous output

※  Integrated torque sensor and speed sensor

※  Lora-technology based wireless torque sensor

※  Over 20,000 extensive testing kilometers under real live road conditions

Parameter

Series

E20 Series (VK18)

Model No.

E20

E20-L250S

E20-L250S-CB

E21

E21-H350S

E21-H250S-CB

Usage Recommendation

City/Trekking/Mountain

City/Trekking/Mountain

Voltage

36V

48V

Rated Power

250W

350W

Pedal Sensor

Cadence and Torque Integrated

Cadence and Torque Integrated

Max torque

80N.m

80N.m

Maximum support Cadence(Rpm)

110

120

Max support up to

32km/h

45km/h

Decoupling Mechnical Resistance

-

-

Coaster Brake

Optional

Optional

Size 

190mm × 132mm × 111mm

190mm × 132mm × 111mm

Weight approx.

3.1Kg

3.1Kg

Efficienct (%)

≥ 80

≥ 80

Hall Sensor/ Encoder

-

-

Shaft Standard

JIS

JIS

Light Drive Capacity(DCV)

6V

6V

Gear Ratio

53.9

53.9

Operating Temperature

-20 ~ 45 ℃

-20 ~ 45 ℃

IP Level

IP 65    

IP 65    

Certification

ROHS/CE EN15194





The optimal drive unit for different applications