QS138 70H V3 72V Mid Drive Motor with Internal 19:45 Gear Reduction & Spline Drive Output Shaft
DIRECT BOLT ON FOR PIT BIKE FRAMES! NO MODIFICATIONS REQUIRED!
One QS138 3kW V3 Mid drive motor with 19:45 Reduction and 15T sprocket for spline drive.
One EM-150 QS Controller
One Z6 Throttle
One QS DKD 48-96V Programmable Display
- Internal Gear Reduction 19:45
- Light weight and small dimension compared to other motors of similar power outputs
- V configured rotor design allows for higher RPM with flux weakening
- High Torque suitable for high performace high load situations such as climbing and racing.
- Supports regenerative braking
- Proven reliability
3000W V3 Mid Drive Motor for electric Dirt Bike, Go Kart, ATV, Motorcyle…
This 3000W Mid Drive Motor (V3 Version) is an ideal solution for Dirt Bike, Go Kart, ATV, Motorcycle…
This motor has 19:45 gear reduction inside, the rotating is up to 1900rpm – 2500rpm after reduction.
The output torque is more than 120N.m in the shaft end.
The spline shaft can fit different type sprocket wheel and pulley, more convenient for varies application.
1) Motor Brand: QS Motor, QSMOTOR, Customized Brand.
2) Motor Type: 138 DC Brushless Permanent Magnet Motor
3) Motor Design: Mid Drive with Single Axle
4) Motor Shaft: Spline Shaft.
5) Magnet: strong V magnet 70H.
6) Diameter of Motor: 162mm
7) Length of Motor: 231mm.
8) Power: 3000W (maximum 11KW, sometimes can reach 15KW).
9) Recommended Work Voltage: DC 72V.
10) Rotating: maximum 1900rpm – 2500rpm (after reduction)
11) Maximum Speed: 80km/h to 100km/h.
12) Maximum Torque: 35N.m to 55N.m.
13) Maxim Efficiency: 91%
14) Waterproof Grade: IP54.
15) Weight: 11kgs (24 lbs).
The 19:45 reduction gear box inside, much easily for double step transmission with better acceleration.
Votol Controller EM-150
Voltage: 48V-72V (max. 90V).
Battery Current: 150A (peak).
Boost Current: 150A.
Phase Current: 470A (peak).
Size: 245 x 129 x 69mm.
3-Speed + Boost
This EM-150 Controller fits for 3000W, 4000W Brushless Motors.
Throttle with Voltage Display for electric Bike, Motorcycle, Scooter, Tricycle, etc.
Display Battery Voltage: DC 12V – 99V
Cables Length: 200cm
Type of switch: full twist, with meter and key
Inner diameter of throttle: 22mm