E-city

D-Type F350 Front Hub Motor

The D-Type F350 Rear Hub Motor is designed specifically for city e-bikes, featuring a rated power of 250-400W and an Axle Side Right cable outlet that optimizes cable management, preventing interference with wheels or brakes. It provides up to 45Nm of smooth power output, ideal for urban riding with frequent stops, traffic congestion, and gentle slopes. Equipped with HENTACH patented plastic steel gears, the motor ensures strong thrust during acceleration and prevents gear wear, making it for city cycling.

Key Parameter
Motor structure: Rated Voltage(V): Rated Power(W):
Outrunner Hub Motor 250-350 36-48
Peak Torque(N.m.): Weight(KG): OLD (mm):
45 2.8 106
detail information
  • D-Type F350 Front Hub Motor
  • D-Type F350 Front Hub Motor
Ningbo Yinzhou HENTACH Electromechanical Co., Ltd. Product Parameters Ningbo Yinzhou HENTACH Electromechanical Co., Ltd. Drawing Ningbo Yinzhou HENTACH Electromechanical Co., Ltd. Contact Us

Core Data

Rated power 250-350
Rated voltage 36-48
Wheel diameter 14-28
Speed range 20-32
Maximum torque 45
Gear Ratio 4.43
Weight (KG) 2.8

Installation Parameters

Brake disc brake
Torque sensor cassette  No
Cabling Route Axle Side Right
Spoke hole 2-18-Ф3.2
Waterproof rating IP54(Up to IP65)
Flywheel/Sprocket wheel /
Certificates TUV/EN15194/RoHS

H1/ OD: 111
H2/Motor OD: 134
W1(-1/-2): 44.5
W2: 2.35
W3: 14.35
W4(-1/-2): 5.65
W5(-1/-2): 18/28
OLD: 106
Axle Length: 152
Ningbo Yinzhou HENTACH Electromechanical Co., Ltd.
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WHAT SETS US APART
  • The weight is only 2.85kg, and the stall torque can reach 45NM.

  • Patented plastic steel gear: 5 times the torque of nylon gear; life span is greater than 40,000 kilometers; lower after-sales

  • External motor: more stable structure and lower failure rate than the internal rotor

WHO ARE WE More than 20 years of production experience.

Ningbo Yinzhou HENTACH Electromechanical Co., Ltd. was established in 1995. For more than 20 years, we have been committed to the casting and processing of miniature DC motors, hub motors for electric vehicles and motorcycles, and aluminum and magnesium alloys for electric vehicles. At the same time, we have a complete ISO9001 quality control system, mature management system and advanced manufacturing and testing equipment.

HENTACH has an area of more than 9,000 square meters, with a construction area of 5,000 square meters. Currently we have more than 60 sets of various internal production equipment including 500 tons die-casting machines, precision CNC machine tools, laser marking machines, micro-arc oxidation, etc., and another two sets of electric vehicle motor test benches.

HENTACH aims to pursue higher quality and innovation products. With rich experience in motor manufacturing, we are confident with our motor quality as we always use the materials and our own patented nylon-steel gear. We used to set up a price for the customers who use our motors for over 30,000 miles. In the end we find over 50 motors that are used by the customers for over 30,000 miles and some of them even reach 50,000 miles. We appreciate for those customers who are always trust our products, which also encourage us to keep exploring and innovating better motor with  quality.

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