China factory CZPT 36V 500W BBS02b MID Drive Motor Electric Bicycle Conversion Kit with Rack Battery with Best Sales

Item Description

36V 500W CZPT Mid Push Motor

With an built-in speed sensor, this mid-push motor, which is compatible with standard bikes, has a rated power of 500W, a reduction ratio of 1: 21.9 and a maximum torque of 80 N.m, supplying ideal power for cars. Gentle but powerful and productive, this motor greatly enhances using comfort and is appropriate for touring bikes and commuter bikes.


  • Update:Upgraded IRFB3077 mosfets controller.

  • Four driving modes:Pure electric powered manner & human driving product & energy help & thrust design. 4 working modes can be switched at will.

  • Simple Set up:Can be efficiently put in into an electric bicycle in just a handful of time by only a handful of tools which can remove the crankset and the heart shaft, as properly as instruments for installing this mid-push motor.

  • Common Suitable:It is compatiable with mountain bicycle,road bicycle, racing bicycle ect bikes with sixty eight-73mm base bracket



Bafang Model:G340.five hundred

Electrical power:500W


Controller Present: 25A

No Load Velocity(RPM) :120

Load Velocity(RPM):113

MAX Torque:100 N.m

Efficiency: > 80%

PAS SENSOR : Pace Sensor

Reduction Ratio: 1 : 21.9

Centification:CE/EN 14764/ROHS

Water-resistant Grade:IP65

Web Motor Fat: 4.24kg

Motor kits Bodyweight:5.6-6.0kg

Bracket base length:68mm

Exhibit Working Temperature:-twenty-80C



36V 22.5Ah Specification:
Typical Voltage: 36V
Rated Capacity:22.5AH
Battery Mobile:Developed in 2500mah
Array method:10s9p
Battery dimension: 475.9*162*88.9mm
Battery Weight:7KG
Max Continuous Discharge Present:30A
Peak present:60A
Demand voltage:42V
Discharge minimize off voltage:28V
Way of Charge:CC/CV
Cycle Lifestyle:a thousand moments
Demand Temperature:-15-65ºC
Discharge Temperature:-15-65ºC
Security Perform:More than demand, Above discharge,Above recent, Short circuit,  Equilibrium





Q: How do I know if this mid travel motor fits for my bicycle?

A: This mid travel motor suits for the bicycle with 68mm (2.68inch) – 73mm (2.87inch) broad bottom bracket. The internal diamater of the bracket need to be not considerably less than 33.5mm. We’ll ship further put in accessoreis for 73mm base bracket.


Q: How do I affirm no matter whether I need the brake levers or the brake sensors?

A: If your brakes are hydraulic or you want to use your very own brake sensors, you can select brake sensors. They can hook up with your brakes to function straight.


Q: Can I install the motor as shortly as I obtain it?

A: Ahead of installing the motor, please stick to the actions in the guide to join the motor to see if the motor can work typically. If there is a problem, you should make contact with us first, we will supply complex support, do not worry.



Packaging included:

1 * 48V 350W Mid Push Motor

one Pair * Brake Lever or Brake Sensor

one Pair * Crank

1 Pair * Chainwheel(44T/46T/48T/52T alternative, you should kindly leave us concept if you want to change chainwheel)

1 Set * Thumb Throttle

one Set * Pace Sensor

1 * Show ( 750C bluetooth, DPC18, KD986, 860C, P850C, 850C, 750C, SW102, 500C, C965, C961 alternative)

one * 4 in 1 Cable

one * Equipment

1 * 48V 20Ah battery with trunk

one * Battery charger (US/EU/AU/British isles Option)


Warm Ideas:

one, Thanks to the particularity of the battery, some motors and batteries are not in the identical warehouse, so you may possibly obtain far more than 1 deal. If there are not all goods in the package deal you gained, you should do not open up dispute or bad testimonials very first, make sure you speak to us for affirmation.

two. When making use of the motor package, you should make sure that the battery important is locked, in any other case the discharge port is easily burned out.


What is a travel shaft?

If you recognize a clicking sounds while driving, it is most likely the driveshaft. An knowledgeable vehicle mechanic will be capable to tell you if the noise is coming from equally sides or from one particular aspect. If it only occurs on one aspect, you should examine it. If you discover sound on the two sides, you need to make contact with a mechanic. In possibly situation, a replacement driveshaft ought to be easy to locate.

The push shaft is a mechanical part

A driveshaft is a mechanical unit that transmits rotation and torque from the engine to the wheels of the vehicle. This ingredient is crucial to the procedure of any driveline, as the mechanical energy from the motor is transmitted to the PTO (electricity consider-off) shaft, which hydraulically transmits that power to linked equipment. Distinct generate shafts contain various combinations of joints to compensate for adjustments in shaft size and angle. Some types of drive shafts contain connecting shafts, interior continuous velocity joints, and exterior set joints. They also include anti-lock system rings and torsional dampers to prevent overloading the axle or causing the wheels to lock.
Although driveshafts are comparatively gentle, they require to handle a good deal of torque. Torque applied to the drive shaft generates torsional and shear stresses. Because they have to withstand torque, these shafts are developed to be light-weight and have minor inertia or weight. Therefore, they usually have a joint, coupling or rod among the two components. Factors can also be bent to accommodate alterations in the length among them.
The travel shaft can be made from a assortment of materials. The most typical content for these elements is metal, although alloy steels are often utilized for higher-energy purposes. Alloy steel, chromium or vanadium are other materials that can be utilised. The kind of material utilized depends on the application and measurement of the component. In a lot of situations, metallic driveshafts are the most tough and cheapest alternative. Plastic shafts are used for light responsibility purposes and have different torque stages than steel shafts.

It transfers electricity from the motor to the wheels

A car’s powertrain is composed of an electrical motor, transmission, and differential. Every area performs a distinct work. In a rear-wheel push car, the electricity generated by the motor is transmitted to the rear tires. This arrangement increases braking and handling. The differential controls how significantly energy each and every wheel receives. The torque of the motor is transferred to the wheels in accordance to its speed.
The transmission transfers power from the motor to the wheels. It is also called “transgender”. Its job is to guarantee electricity is sent to the wheels. Electrical vehicles cannot travel themselves and demand a gearbox to travel ahead. It also controls how considerably electricity reaches the wheels at any offered instant. The transmission is the previous element of the electrical power transmission chain. Despite its numerous names, the transmission is the most intricate part of a car’s powertrain.
The driveshaft is a prolonged steel tube that transmits mechanical power from the transmission to the wheels. Cardan joints connect to the travel shaft and offer flexible pivot details. The differential assembly is mounted on the drive shaft, making it possible for the wheels to change at different speeds. The differential enables the wheels to turn at distinct speeds and is really crucial when cornering. Axles are also essential to the overall performance of the car.

It has a rubber boot that safeguards it from dust and dampness

To keep this boot in excellent condition, you ought to clean it with chilly water and a rag. In no way location it in the dryer or in immediate sunlight. Heat can deteriorate the rubber and lead to it to shrink or crack. To extend the daily life of your rubber boots, implement rubber conditioner to them often. Indigenous peoples in the Amazon location gather latex sap from the bark of rubber trees. Then they put their ft on the fire to solidify the sap.

it has a U-formed connector

The travel shaft has a U-joint that transfers rotational energy from the engine to the axle. Faulty gimbal joints can lead to vibrations when the car is in movement. This vibration is usually mistaken for a wheel equilibrium difficulty. Wheel harmony issues can result in the automobile to vibrate although driving, even though a U-joint failure can lead to the motor vehicle to vibrate when decelerating and accelerating, and end when the car is stopped.
The travel shaft is connected to the transmission and differential utilizing a U-joint. It makes it possible for for small adjustments in place among the two elements. This stops the differential and transmission from remaining completely aligned. The U-joint also enables the push shaft to be connected unconstrained, enabling the vehicle to transfer. Its primary purpose is to transmit electrical energy. Of all types of elastic couplings, U-joints are the oldest.
Your vehicle’s U-joints should be inspected at the very least two times a year, and the joints must be greased. When examining the U-joint, you ought to listen to a uninteresting sound when shifting gears. A clicking seem indicates insufficient grease in the bearing. If you hear or come to feel vibrations when shifting gears, you could need to provider the bearings to prolong their existence.

it has a slide-in tube

The telescopic layout is a contemporary different to standard driveshaft styles. This innovative style is dependent on an unconventional design philosophy that combines improvements in material science and producing processes. Therefore, they are a lot more productive and lighter than standard styles. Slide-in tubes are a straightforward and efficient style solution for any automobile application. Listed here are some of its benefits. Read on to find out why this sort of shaft is best for many purposes.
The telescopic travel shaft is an essential element of the standard vehicle transmission system. These driveshafts enable linear movement of the two components, transmitting torque and rotation during the vehicle’s driveline. They also take in vitality if the motor vehicle collides. Often referred to as foldable driveshafts, their popularity is immediately dependent on the evolution of the automotive business.

It uses a bearing push to substitute worn or destroyed U-joints

A bearing push is a system that makes use of a rotary press system to put in or take away worn or broken U-joints from a generate shaft. With this tool, you can substitute worn or ruined U-joints in your automobile with relative ease. The initial stage requires putting the push shaft in the vise. Then, use the eleven/sixteen” socket to push the other cup in much sufficient to set up the clips. If the cups never match, you can use a bearing push to remove them and repeat the method. Right after getting rid of the U-joint, use a grease nipple Make certain the new grease nipple is installed accurately.
Worn or damaged U-joints are a main resource of driveshaft failure. If 1 of them had been broken or broken, the total driveshaft could dislocate and the vehicle would drop electricity. Until you have a specialist mechanic doing the repairs, you will have to replace the total driveshaft. The good news is, there are numerous methods to do this by yourself.
If any of these warning indications appear on your automobile, you should consider changing the damaged or worn U-joint. Widespread signs and symptoms of destroyed U-joints consist of rattling or periodic squeaking when shifting, rattling when shifting, wobbling when turning, or rusted oil seals. If you observe any of these symptoms, take your automobile to a competent mechanic for a full inspection. Neglecting to change a worn or damaged u-joint on the driveshaft can outcome in high-priced and hazardous repairs and can trigger significant injury to your car.

China factory CZPT 36V 500W BBS02b MID Drive Motor Electric Bicycle Conversion Kit with Rack Battery     with Best SalesChina factory CZPT 36V 500W BBS02b MID Drive Motor Electric Bicycle Conversion Kit with Rack Battery     with Best Sales