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Hub Motor QS138 Kit 4000W Mid Drive Electric Motor for Convert 7500W Max Continuous 72V 110KPH with EM200-2SP ControllerBelt
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Hub Motor QS138 Kit 4000W Mid Drive Electric Motor for Convert 7500W Max Continuous 72V 110KPH with EM200-2SP ControllerBelt
Powerful Performance: Brushless hub motor for a smooth and quiet ride.
Hub Motor QS138 Kit 4000W Mid Drive Electric Motor for Convert 7500W Max Continuous 72V 110KPH with EM200-2SP ControllerBelt
Item #: 142113610

Hub Motor QS138 Kit 4000W Mid Drive Electric Motor for Convert 7500W Max Continuous 72V 110KPH with EM200-2SP ControllerBelt

Item #: 142113610

MWK 4930004

Price Details

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*All items will import from US

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Powerful Performance: Brushless hub motor for a smooth and quiet ride.
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.

What Stands Out

High Power Output
The QS138 Kit delivers a robust 4000W power with a maximum continuous output of 7500W, making it ideal for high-performance electric bike conversions.
Speed Capabilities
Reaches speeds up to 110KPH, ensuring an exhilarating ride for enthusiasts who seek high-speed adventures in their electric bike builds.
Versatile Configuration
Designed with the EM200-2SP Controller, this kit offers seamless compatibility and enhanced performance, allowing users to convert standard bicycles into powerful electric machines.

Product Details

Shop Hub Motor QS138 Kit 4000W Mid Drive Electric Motor for Convert 7500W Max Continuous 72V 110KPH with EM200-2SP ControllerBelt online at a best price in Malawi. B0F9YJS6SS
Item Weight32 lbs (14.51 kg)

Who Should Buy?

Suitable For
  • Performance Enthusiasts

    Ideal for users seeking high-speed electric bike performance, enabling speeds up to 110 KPH for thrilling rides.

  • E-Bike Converters

    Perfect for individuals looking to convert traditional bikes into high-performance electric bikes using advanced motor technology.

  • Heavy Riders

    Well-suited for heavy riders needing a powerful motor to ensure strong acceleration and sustained speed with ease.

Not Suitable For
  • Casual Riders

    Not ideal for casual riders seeking a simple, low-power electric bike without complex installation and maintenance.

  • Budget-Conscious Users

    May not be suitable for users on a tight budget, as the kit offers high performance at a premium cost.

  • Urban Commuters

    Less suitable for urban commuters who prefer lightweight, compact solutions over a heavy-duty, high-power motor kit.

Product Description

Hub Motor QS138 Kit 4000W Mid Drive Electric Motor for Convert 7500W Max Continuous 72V 110KPH with EM200-2SP ControllerBelt

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What is the Hub Motor QS138 Kit and what are its main features?

    Answer: The Hub Motor QS138 Kit is a high-performance mid-drive electric motor designed for converting standard bicycles into powerful e-bikes. Key features include a maximum continuous output of 7500W, supporting speeds up to 110KPH, and a 72V voltage system. Its EM200-2SP controller allows for precise management of the motor’s power and performance, ensuring optimized driving efficiency. This makes it suitable for enthusiasts looking for both speed and robust performance while navigating various terrains.
  • Question: How does the Hub Motor QS138 compare to other electric motors?

    Answer: The Hub Motor QS138 stands out due to its robust power output and efficiency compared to other models. With a peak capacity of 7500W, it delivers high torque, making it ideal for steep hills and off-road riding. Additionally, its design minimizes weight, enhancing the bike's overall balance and handling. This makes it an excellent choice for cyclists desiring a blend of power and agility, unlike many standard motors that offer lower performance.
  • Question: Can I install the Hub Motor QS138 Kit on my existing bicycle?

    Answer: Yes, the Hub Motor QS138 Kit can be installed on a wide variety of bicycles, provided they meet certain criteria. Compatibility mainly depends on the bicycle’s frame size and design, as well as its gearing system. If your bike has a durable frame and wide tire clearance, it’s likely a great candidate for conversion. This allows riders to transform ordinary bicycles into capable electric vehicles, enhancing their cycling experience dramatically.
  • Question: What kind of battery should I use with the Hub Motor QS138 Kit?

    Answer: For optimal performance, it is recommended to use a battery that supports 72V with sufficient amp-hour rating to match the motor’s demands. A lithium-ion battery is ideal due to its lightweight and high energy density, providing longer ride times without adding excessive weight. This choice empowers riders to experience longer journeys and higher speeds, allowing for a more enjoyable and efficient ride.
  • Question: What kind of terrain is the Hub Motor QS138 suitable for?

    Answer: The Hub Motor QS138 is particularly well-suited for a variety of terrains, including steep hills, urban environments, and rough trails. Its powerful output allows it to handle inclines and rough surfaces with ease, making it a versatile choice for adventure seekers. Whether you're commuting through the city or tackling mountain trails, this motor ensures a reliable and exhilarating experience.
  • Question: Is additional maintenance required for the Hub Motor QS138 Kit?

    Answer: Like any mechanical system, the Hub Motor QS138 Kit requires routine maintenance to ensure optimal performance. Regular check-ups, including examining the motor for wear, ensuring the wiring is secure, and monitoring the battery's condition, can help maintain efficiency. Keeping tires in good condition is also essential, as they affect acceleration and braking. This proactive care ensures a smooth and enjoyable ride over time.
  • Question: Are there any special tools required for installation?

    Answer: Yes, while installing the Hub Motor QS138 Kit, some special tools are beneficial for a smooth installation process. Standard tools like wrenches, screwdrivers, and possibly a bike repair stand are essential. It may also help to have a torque wrench for ensuring bolts are tightened to the correct specification. For those unfamiliar with bike mechanics, consulting a professional can ensure proper installation and safety.
  • Question: What is the expected speed performance with the Hub Motor QS138?

    Answer: With the Hub Motor QS138 Kit, riders can achieve speeds up to 110KPH under optimal conditions. This impressive performance is largely due to its powerful motor and efficient controller, which work together to maximize output. For speed enthusiasts and thrill-seekers, this capability makes it an appealing choice for both high-speed commuting and off-road adventures, providing an adrenaline-pumping experience.
  • Question: Can I use the Hub Motor QS138 for racing purposes?

    Answer: Yes, the Hub Motor QS138 Kit's powerful output and high-speed capabilities make it a suitable option for racing enthusiasts. It offers excellent acceleration and torque that can be advantageous in competitive settings. However, potential racers should always ensure compliance with local regulations regarding electric bike modifications and motor power limits to avoid disqualification during races.
  • Question: Where can I buy the Hub Motor QS138 Kit in Malawi?

    Answer: You can purchase the Hub Motor QS138 Kit on Ubuy, a reliable e-commerce platform that provides a vast selection of electric bike components. Ubuy operates in Malawi, ensuring an easy shopping experience for customers looking for high-quality electric motor systems. Their platform offers detailed product descriptions and shipping options, making it a preferred choice for buyers interested in high-performance electric bicycle conversions.

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Important information

  • Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
  • Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.

MWK 4930004

Order now and get it around Saturday, August 01

QTY:

Secured transactionsecured transaction

Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.

Our Top Logistics Partners
  • fedex
  • dhl
Fastest cross-border delivery

Features & Benefits

  • High power capability of 4000W with a maximum output of 7500W.
  • Compatible with 48V, 60V, and 72V battery systems for versatility.
  • Easy installation with a pre-installed wheel hub design—no chain or gearbox required.
  • Durable and waterproof construction designed for long-term use.
  • Multifunctional, suitable for e-bikes, scooters, trikes, and DIY electric vehicles.
  • Experience a smooth and quiet ride with a brushless design.