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China Good quality 1000W Mid Drive Motor kits 420 Sprocket with EM50SP controller for electric scooter bike sprocket bolts

Model Number: Mid drive motor
Warranty: Provide
Product Name: 1000W 90 70H Mid Drive Motor kits 420 Sprocket with EM50SP controller
Voltage(V): 60V or 72V(as default)
Output Power(W): 1000W
Usage: electric scooter/e-bike/e-motorcycle
Type: Mid drive motor
Efficiency: 84~90%
Speed: 60V@45KPH; 72V@55KPH
Color: Black
Waterproof Grade: IP54
Certification: ISO9001, CCC, CE
Packaging Details: Carton Box

1000W 90 70H Mid Drive Motor kits 420 Sprocket with EM50SP controller for electric scooter
For 90 1000W mid drive motor, it could be used for electric scooter, electric motorcycle.
It could be 72V 55KPH, available for 10inch wheel kits.
QS can provide customized 420 14teeth sprocket to match with 1kW mid drive motor.

Kits including
1. 1pcs X QSMOTOR 1000W PMSM IPM mid drive motor with sprocket 420 14 teeth
2. 1pcs X Votol EM50SP sine wave motor controller
3. 1pcs X DKD LCD speedometer
4. 1pcs X Z6 throttle with combination switch

Key Features
1) Light weight and small dimension compare to hub motor
2) High performance benefit from flux weakening
3) High effeciency during climbing, and better acceleration
4) Support regenerative braking

Product description
1. QSMOTOR 1000W 90 80H Mid Drive Motor
Specification

  • Item: QS Motor 1000W 90 80H Mid Drive Motor
  • Motor Type: BLDC Permanent Magnet Inner Rotor Motor With Hall Sensor
  • Brand: QS Motor, QSMOTOR
  • Motor Design: Single axle
  • Matched Wheel: 10inch Wheel (as default)
  • Magnet Height: 80mm, 5 pole pairs
  • Diameter of stator: 120mm
  • Rated Power: 1000W
  • Rated Voltage: 60V or 72V(as default)
  • Speed: 60V@45KPH; 72V@55KPH
  • Max Torque: approx 25.2N.m without Reduction ratio, approx 134.0N.m with 1:5.3 Reduction ratio
  • Max Efficiency: 90.5%
  • Thermal Probe: None as default (KTY83/122 is available, if you need, please let sales man know).
  • Single Hall Plate with waterproof connectors
  • 6mm² Cross Section of Phase Wire (not include insulation layer)
  • Hall Sensor Phasing angle: 120 degree
  • Waterproof Grade: IP54
  • Color: Black
  • N.W./G.W.: 7.8kgs/9.1kgs
  • Package Dimension: 34cm*34cm*33cm
  • Pictures Show

    Drawing(for normal)

    Test Report

    2. EM50SP 72V sinusoidal wave BLDC motor controller
    Specification
    Sine wave controller, programmable, with regen function
    Net weight: 955g
    Rated current: 60A
    Boost current: 190
    Max. Power: 4320W
    Flux Weakening Ratio: 100~250%
    Max. Efficiency: 88~93%
    Degree of protection: IP67
    Pictures Show

    Drawing(for normal)

    3. DKD LCD speedometer, can-bus(optional, CZPT flexible Double Disc coupling 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.

    Please noted:
    Optional appearance, drawing, performance curve/test report are available.
    If you need more technical information, please feel free to contact us.
    We will give you reply in 12hours.

    Application

    How to Recommend you suitable motors?
    Firstly, To customize a suitable electric hub motor for your vehicle, could you please inform the points in below?
    1. E-bike, E-scooter, High torque Clamp Type corrugated shaft coupling Factory direct sale flexible stainless steel bellows coupling Hot Sale E-tricycle or E-car?
    2. Weight of vehicle with battery, loading weight (weight with load only)?
    3. Tire model/diameter?
    4. Rated voltage and wattage of motor, nominal speed/top speed, and climb angle or torque @ what speed?
    5. Battery nominal voltage, CZPT voltage, capacity and vehicle range?
    6. What's the drop-outs/rear fork width of your frame?
    Within your details information, we could make assessment and calculation accordingly for your project

    Company Information About US
    SIAECOSYS is an union of manufactories in electric driving industry, and belongs to HangZhou 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.

    FAQQ1. Are you trader or manufacture?
    A: We're manufacture.

    Q2. How long is your production time?A: Generally, Custom design standard stretch flange type SWC-BF cardan shaft 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 1 year and 3 months. For other parts, the warranty time is 1 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), SWC-BH standard flex welding type universal coupling professional customized cardan shaft coupling industrial equipment and our factory with certification of ISO9001, TS86949

    sprocket

    Problems with sprockets

    If you're having trouble with your HP Sprocket, you're not alone. This bike component isn't without issues, but it's also susceptible to other wear and tear. Check for worn tooth surfaces and hooked tips. When teeth wear out quickly, they can break the chain, so make sure you fix them as soon as possible.
    You can solve this issue by installing the latest firmware update for your Sprocket printer. The firmware update is designed to provide a safe and reliable printing experience. When your Sprocket printer doesn't print the pictures, it is likely because it's not receiving enough power from the battery. Make sure the battery is at least 25% before you begin.
    Insufficient or improper lubrication can cause a variety of problems. Proper lubrication can prevent or remove excessive wear, or protect the chain from the environment. It can also reduce the risk of excessive chain slack. The following are just a few common problems that can cause slack in the chain.
    In case of excessive wear, a new sprocket may be necessary. If the sprocket and chain do not match, replace them with a similar size. In addition, a shock absorber can be installed to minimize load. Another alternative is to install a take-up idler, which helps prevent excessive chain elongation.
    Improper alignment of the sprocket is another common cause of chain drive problems. If the sprocket is not aligned correctly, it will not be able to move smoothly through the chain during rotation. The teeth of the sprocket will become hooked, preventing the roller from smoothly moving through. This will force the roller chain to cling to the sprocket, and need to be replaced.

    Common types of sprockets

    Power transmission equipment typically utilizes sprockets and chains. These are used in pairs to provide speed reduction. They are different from gears because the teeth of the sprocket do not mesh with those of the mating gears. They are typically made of plastic, but they can also be made of metal.
    There are many common types of sprockets and chains. Some of these types of sprockets have large, narrow, or variable tooth pitch. The size of the sprocket depends on the size and pitch of the chain. If you are using a chain with a large pitch diameter, you should use a sprocket with large teeth. Conversely, a smaller pitch diameter will require a sprocket with small teeth.
    Another way to identify the type of sprocket you're using is to look at the number of strands. Single-strand sprockets are the most common, but you'll also find many types that have multiple strands of chains. Multi-strand chains are generally larger and allow for greater torque to be transmitted from a common central shaft.
    Another type is flat sprockets, which have no hub and drive through a series of holes. They are used for transmission of power or material in chain-driven systems, such as bicycles. They can also be used for overhead conveyors. In some cases, there is a special type that fits the shaft of an automobile, such as a transmission shaft.
    There are many different types of sprockets, each with a unique function. Some are used for conveyor chains, while others are used for other applications. In most cases, sprockets are used in chain-driven machinery. They come in different sizes and pitches and are designed to work with particular types of chains.
    When choosing a motor or transmission system, it is important to match sprockets and chains. A perfectly matched set of components will ensure that the motor and transmission work together. Generally, this alignment comes down to sprocket-to-sprocket matching. The process involves jacking up the motor and lining up the sprockets and chains. Then, the sprockets and chains are locked into place with cotter pins.
    sprocket

    Size of sprockets

    To determine the correct chain length and sprocket diameter, the first step is to understand the difference between the diameters of the sprockets and cassettes. The smaller the diameters of sprockets, the lower the chain tension. The larger the sprocket, the longer the chain will need to be. This process requires the use of a derailleur that can roll a larger number of chains.
    In addition to chain length, the spacing between sprockets is another important factor. If the sprockets are too far apart, the chain may slip through the sprocket. A smaller range of sprockets will prevent this and will increase the number of discrete gear ratios. In addition, if the chain skips over a sprocket, it will cause discomfort in shifting.
    Choosing the correct size of sprockets is essential for cycling. Larger sprockets are usually necessary for road bikes. Likewise, a road bike will have larger gears than a gravel bike. Larger gears will help the cyclist accelerate more smoothly and ensure a smoother ride.
    Using a chain calculator can help you determine the proper size of sprockets for your bike. You can also use a chain length calculator to determine the correct chain length. This calculator uses the distance between the sprockets to calculate chain length. However, it is important to note that it is not possible to calculate the length of a chain with a single sprocket.
    The size of the sprocket must be in proportion to the length of the chain. It can be controlled by either adjusting the center of the sprocket or moving it to the proper position. The center of rotation of the sprocket is defined by the chosen geometry reference.
    The report covers global and regional sales of sprockets. It also contains information on competitive dynamics and market concentration status. Moreover, the report includes detailed information about the manufacturers of sprockets. The study also includes regional and global market forecasts. It also provides a detailed breakdown of sales by type, application, and region.
    When choosing the right size of sprockets, remember to take measurements and do some arithmetic. For example, a smaller countershaft sprocket will improve low-speed acceleration, while a larger rear sprocket will improve fuel mileage. In addition, it is recommended that you use the reverse sprocket size if you're going to be riding on long highways.
    sprocket

    Maintenance of sprockets

    Proper maintenance of sprockets and chains is crucial to the functioning of your bike. It is important to avoid overstretching them. If this happens, they will not fit properly and will require replacement. It is also important to prevent the kinks in your chain to reduce the amount of stress on your sprockets.
    If you are unsure of the state of your sprockets and chains, you can replace them with a new chain and a new sprocket. If you notice that a chain is squeezing between the rear sprocket, it is time to replace the sprocket.
    Proper maintenance of sprockets and chains involves cleaning and lubrication. Regular cleaning and lubrication can prevent damage and extend the life cycle of these parts. Proper lubrication will also ensure their smooth operation and minimize the noise. Regardless of whether your sprockets or chains are new or used, lubrication should be carried out at regular intervals to extend their useful life cycle.
    Proper alignment of the sprockets and chains will ensure the most efficient performance and reliability. If you regularly change your chain and sprockets, you can prolong the life of these components and avoid costly repairs. Make sure you change the sprockets and chains only with professional mechanics. Always follow the instructions of the motorcycle manufacturer.
    Proper maintenance of sprockets and chains is important to prevent premature sprocket replacement. Changing the sprocket too often can result in poor meshing, accelerating wear and tear of the new sprockets. When changing the sprocket, it is essential to turn the worn surface over before you install the new one.
    It is important to follow the instructions and warning signs for proper maintenance of sprockets and chains. The safety of the workers and the environment should be prioritized. Follow the instructions of the manufacturer and avoid dangerous situations. It is essential not to anneal or electroplate the chain parts.
    Proper lubrication is also vital. Use a non-petroleum based cleaner to clean the chain thoroughly and then apply lubricant. Avoid using engine oil as it is more viscous and cannot protect the chain against water.

    China Good quality 1000W Mid Drive Motor kits 420 Sprocket with EM50SP controller for electric scooter bike   sprocket boltsChina Good quality 1000W Mid Drive Motor kits 420 Sprocket with EM50SP controller for electric scooter bike   sprocket bolts
    editor by Cx 2023-07-12

    China 11 Tooth Sprocket Motor Pinion Gear 10mm Double D-Bore for 25H Chain Electric Scooter Parts sprocket bike shop

    Relevant Industries: Production Plant, Equipment Mend Shops, Farms, Printing Retailers
    Content: hardened metal
    Normal: ISO
    Tooth number: 11
    Fit Chain: 25H
    Pitch(mm): 6.35
    Tooth Thickness (mm): 2.three
    Internal gap Diameter (mm): 10
    Outer Diameter(mm): twenty five
    Compatible with: MY1571 motors
    Packaging Information: pp pag, carton

    11 Tooth Sprocket Motor Pinion Gear 10mm Double D-Bore for 25H Chain Electric Scooter PartsPlease make confident the dimension of your motor ahead of you place the orderTeeth 11Fit Chain 25HPitch(mm) 6.35Tooth Thickness 2.3mmInner hole Diameter D1(mm) 10Inner hole Diameter D2(mm) 8.5Height(mm) 4Outer Diameter(mm) twenty five Our Manufacturing facility HangZhou Yuan Jun Trade Co., Ltd. is a specialized provider of electric scooter components, electric powered bicycle add-ons, sports products, such as kick scooters, skateboards. We have been devoted to this area for far more than 2 a long time, found in the Components Hometown–HangZhou, ZHangZhoug, China. We have very good good quality and competitive price for our goods. Our extended-term connection with customers in North The united states, Europe, Australia and Asia has given us familiarity with many markets. For that reason we can simplify your global sourcing knowledge. You are welcome to cooperate with our business. FAQQ: What is your payment conditions?A1: When get sum considerably less 5000USD, Z14-3055 Keyless locking assembly adjustable risk-free locking unit Manufacturing facility Direct Sale substantial energy transmission power lock one hundred% TT Advance.A2: When over 5000USD, 50% deposit,harmony before shipment by TT.A3: Other than the TT, we also take L/C,Western union, paypal, moneygram. Q: What is your shipping and delivery time?A1: For inventory things, supply time about 7daysA2: For small get widespread merchandise, supply time around 7-15daysA3: For Mass order widespread product, shipping time close to twenty-30daysA4: For particular making merchandise, for each the true situations talked about with our revenue individual. Q: Can you supply OEM or ODM?A:Of course,we can! Feminine Classy 12 Zodiac CZPT Zodiac Necklace Stainless Metal Pendants Attraction Gold Chain Choker Astrology Necklaces But we need consumer offer obvious drawing or sample. Q: Can you organization offer door to door services?A:Yes,we can offer the door to door service not only express,also sea cargo. Q: What is your cargo technique?A: We ship by Convey FEDEX, UPS, DHL, EMS, ARAMEX. All specific freight is billed in your conclude.

    Shipping (Normally get there port time in functioning times)
    Spot Convey/CourierDHL/FedEx/TNT/UPS Ship by means of sea Ship through air Ship by means of EMS Ship through ePacket
    North America three-7 times fifteen-24 days 5-8 days seven-12 days 8-fifteen days
    South The usa three-7 days 15-25 days 5-8 days seven-twelve days 10-15 days
    European international locations 3-7 days twenty-30 days five-8 days seven-twelve times eight-15 days
    Africa nations around the world 3-7 times 45-50 days five-8 days seven-12 days 10-15 times
    The Middle East three-7 days 15-25 days 5-8 times 7-12 times eight-15 days
    Australia three-7 days ten-15  Evil Eyes Black Crimson String Pinky Swear Guarantee Couple Bracelets with Make a Would like Card times five-8 times 7-12 times 8-fifteen days

    sprocket

    How to Identify a Sprocket

    When choosing a sprocket, you have several options. There are several types, each with unique features. In this article, we'll discuss how to identify sprockets, and how to replace worn or damaged sprockets.

    buy sprockets

    When building a bicycle, sprockets are an important part of the drivetrain. Unfortunately, they're hard to find outside of places like CZPT. Fortunately, there are some easy ways to find the right sprocket for your bike.
    The first thing to consider is what kind of sprocket you need. Choosing the wrong sprocket can damage your equipment or cause it to fail prematurely. While sprockets come in a variety of sizes, there are some key features that can help you find the right one.
    There are two basic types of sprockets. You can choose one made of steel or aluminum, or a combination of both. Most sprockets are made of steel, but there are also new aluminum sprockets that are similar to steel and last as long as steel. No matter which material you choose, it's important to choose a reputable manufacturer with regular maintenance.
    Buying sprockets that match your chain is another way to ensure proper installation. The chain goes through the sprockets thousands of times per minute, so the teeth eventually wear out. Poorly maintained sprockets can also cause "hook" teeth, which will cause your chain to stretch to the point where you can no longer adjust it.

    Identify sprockets

    One of the most common bicycle parts is the sprocket, which can be identified by its width and number of teeth. A single sprocket has one tooth along its circumference, while a double sprocket has two rows of teeth. Sprockets are also known by different names, including single, double, triple, and quadruple sprockets.
    Roller sprockets are another type of sprocket. It runs along a chain of rollers connected by pins. It fits into the gap between the rollers in the chain to transfer kinetic energy. There are two basic styles of roller sprockets: single pitch and double pitch. Single-pitch sprockets are small and fit snugly against the equipment, while double-pitch sprockets are larger and require more thickness to support the weight.
    Checking a sprocket is easy if you know how to count teeth. A simple caliper will allow you to easily find sprockets with worn teeth. Calipers also allow you to measure the hole of the sprocket, which is the inside diameter of the sprocket.
    Another way to tell if a sprocket is worn is to visually inspect the sprocket. Worn sprockets can cause the chain to bounce, putting more pressure on the bearings and accelerating wear. It is also important to check the alignment of the sprockets. If it's off center, it probably means the chain needs to be replaced.
    sprocket

    Replace sprocket

    If you want to maintain your bike, it's a good idea to replace your chain and sprockets regularly. If you don't, you may have a problem that will only get worse. Worn chains can also make noise, so it's a good idea to check them regularly. Also, you should lubricate and tighten them regularly, especially when they reach their maximum mileage.
    First, you need to determine the size of the chain. Usually, you'll find it in the manual. Common sizes are 520, 525, and 530. The first number refers to the pitch of the chain, which is the distance between the rivets, while the second number refers to the width of the sprocket. For example, a 20-tooth sprocket is two and a half inches wide.
    Replacing a sprocket is a relatively simple process. Be sure to clean the bike and apply wheel bearing grease before tackling the task. Next, remove the old chain from the rear wheel. Some bikes may have clevises or side panels that need to be removed. A flat-blade screwdriver works well for this problem. You can also use the Broken Links tool to remove split links.
    You can also install new sprockets on your bike. After removing the old one, be sure to follow the manufacturer's instructions for chain and sprocket size. You should also tighten the sprocket nut to the manufacturer's torque setting. Once you've done this, be sure to check the chain tension to make sure it's not too loose or too tight.

    Replace worn chains

    To prevent damage to the chain, the chain must be replaced regularly. It's prone to wear and tear, but you can extend the life of your bike's chain with a few simple steps. One of the steps is to lift the rear wheel of the bike so you can run the new chain through the rear derailleur. This will make the task easier because your bike won't be lying on the floor. If you don't have a bike rack, you can use cinder blocks, wood, or boxes to support your bike rack.
    The most obvious sign is yIf your chain bounces under load, our chainrings need to be replaced. Using a chain gauge will let you know when you need a new chain. Chain gauges usually consist of two sides and are used to measure the amount of wear on the chain under a given load. You can check the gauge by placing it on the chain and making sure it sinks into the chain.
    First, you need to delete the old chain. Some older chains use uniform pins that you can use to replace them. Make sure to get a chain that is the same length as the old one. Also, pay attention to the type of drivetrain your bike has. For example, if it has a rear derailleur, you will need a chain that matches the same drivetrain.

    Check the sprocket for rust

    One of the best ways to check your bike for rust is to look for surface rust. This is the first sign that the metal is starting to oxidize. Using a steel brush to remove surface rust is a good idea, but be sure to wear safety glasses. You can also clean the sprockets with WD-40 or kerosene.
    Another indicator that a sprocket needs to be replaced is excessive wear. This may be caused by foreign objects conveyed by the chain. It may also be necessary to center the chain and drive sprocket and install guide rollers. Other signs of sprocket rust include excessive vibration due to improperly machined axle holes or a bent or bent chain.
    You should also look for any kinks in the chain. If so, you may need to replace the chain. Also, look for any rust spots and excess grease. Also, you should check the sprockets to make sure they are properly aligned.
    Besides rust, another sign of rust is the chain jumping out of the sprocket. This can cause the chain to jam and cause your bike to slip. This situation is also dangerous for you and other drivers.
    sprocket

    Replace worn sprockets

    You can repair your bike's gears by replacing the sprockets. You should always check the chain for any signs of wear. In the case of a worn sprocket, you should check the teeth, which are usually tall and hooked.
    If the sprocket is curled, skewed, or uneven, the sprocket is worn and needs to be replaced. If the sprockets are not replaced, they will wear out the chain very quickly. Chains should be replaced as soon as they show signs of excessive wear.
    To replace a worn sprocket, you must first remove the old rear sprocket. To do this, loosen the bolts that hold the sprocket in place. You should also clean the hub surface with steel wool to reduce corrosion and wear.
    Worn sprockets have worn teeth that keep the roller chain from slipping. This can cause the chain to climb up the sprockets and make a lot of noise. In addition to noise, chains can stick to worn sprockets and damage sprockets and chain. Don't wait until the chain is out of control to fix it.
    After the sprocket is removed, the rear sprocket and drive sprocket can be replaced. It is important to check the alignment of the sprockets, as incorrect alignment can cause premature chain wear. Proper alignment will distribute the load evenly across the entire width of the chain, extending the life of the chain. You can check the sprocket with a ruler or laser sight tool.

    China 11 Tooth Sprocket Motor Pinion Gear 10mm Double D-Bore for 25H Chain Electric Scooter Parts     sprocket bike shopChina 11 Tooth Sprocket Motor Pinion Gear 10mm Double D-Bore for 25H Chain Electric Scooter Parts     sprocket bike shop
    editor by Cx 2023-06-27

    China Ball Bearings Sprocket Idler ANSI Pitch Lightweight Roller Metric Tooth Speed Bike Freewheel Conveyor Electric Scooter Best Selling High Quality Sprockets did chain and sprocket kit

    Product Description

    Ball Bearings Sprocket Idler ANSI Pitch Lightweight Roller Metric Tooth Speed Bike Freewheel Conveyor Electric Scooter Best Selling High Quality Sprockets

            Manufacturer of Sprocket, Chain sprockets, wheel and sprocket, drive sprocket, sprocket wheel, taper lock
          sprocket, gear sprocket, idle sprocket, motorcycle sprocket and stainless steel sprocket, can interchange and                                 replace with martin size sprocket, jt size sprockets, did size chain sprocket and so on.

    Standard Or Nonstandard: Standard
    Application: Motor, Motorcycle, Machinery, Agricultural Machinery, Car
    Hardness: Hardened Tooth Surface
    Manufacturing Method: Rolling Gear
    Toothed Portion Shape: Spur Gear
    Material: Stainless Steel
    Samples:
    US$ 9999/Piece
    1 Piece(Min.Order)

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