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Views: 27 Author: Site Editor Publish Time: 2025-06-12 Origin: Site
Electric bikes are becoming increasingly popular as a sustainable and efficient transportation option. But can you convert your Non-electric Bike into an electric one?
In this article, we’ll explore the possibilities and benefits of converting your Non-Electric Bike into an e-bike. We’ll also discuss the legal requirements, such as speed limits and battery power, that you need to consider before starting your conversion.
An electric bike, or e-bike, is a bicycle that comes with an integrated electric motor to assist with pedaling. The motor helps reduce the effort needed to pedal, allowing you to ride faster and with less fatigue.
To qualify as an electric bike, it must meet certain regulations. For instance, according to new Chinese regulations (GB17761-2018) EN15194 for Europe, UL2849 for North America, an e-bike must:
Retain pedals (you must be able to pedal, even if the motor assists).
Not exceed 25 km/h in speed.
Use a motor that doesn't exceed 400W.
The battery must not be larger than 48V.
There are different types of e-bikes, each designed for specific riding styles and preferences.
| Type of E-Bike | Description | Best For |
|---|---|---|
| Pedelecs | Motor only activates when you pedal, and it cuts out when you stop. | Commuters, city riders |
| Throttle-based E-bikes | Allows you to control the motor using a throttle, similar to a scooter or motorcycle. | Those who prefer a fully motorized ride |
Both types can be legally used, provided they follow local regulations.
Riding an electric bike offers several advantages:
Increased Speed and Convenience: E-bikes make urban commuting easier and faster. With the motor assisting, you can cover more ground without breaking a sweat.
Environmental Benefits: E-bikes help reduce carbon emissions. They are a greener alternative to driving a car, especially for short commutes.
Cost-Effectiveness: Converting a Non-electric Bike into an electric one can be cheaper than purchasing a brand-new e-bike. This makes it a cost-effective option for those looking to enjoy the benefits of an electric bike without spending too much.
Yes, you can convert most Non-electric Bikes into electric bikes. The key is to choose the right bike type and kit for your needs. Mountain bikes, road bikes, and folding bikes are common candidates for converting into E-Bike. The process largely depends on the bike’s frame, wheel size, and weight.
| Factor | Considerations |
| Frame Compatibility | Ensure the frame can support the motor and battery system. Lightweight frames may not be suitable for heavy-duty conversions. |
| Wheel Size | Most kits work with standard wheel sizes, but check motor compatibility. Common sizes: 20", 26", 28". |
| Weight | The bike's weight affects motor performance and battery life. Lightweight frames with sturdy components are ideal for conversion. |
According to the New National Standard (GB17761-2018), for a bike to qualify as an electric bike, it must meet specific requirements. These include keeping the pedals functional and ensuring the motor does not exceed 400W.
Laws vary depending on your location, so it’s important to check local regulations before converting your bike.
Speed Limits: In many places, the maximum allowable speed for an electric bike is 25 km/h. Exceeding this limit may cause your converted bike to be classified as a motorbike, which has stricter legal requirements.
Battery Voltage and Motor Power: In some regions, such as China and the European Union, there are strict limits on battery voltage (typically 48V) and motor power (usually capped at 400W). Going beyond these limits may lead to the need for a license or vehicle registration.
Pedal Requirement: It’s important to keep the pedals on your bike. Removing them may result in your e-bike being classified as a motorbike, which can trigger legal issues. For example, removing pedals or exceeding the allowed limits might lead to penalties, as seen in places like Shanghai, where double battery conversions were fined.
Understanding and complying with these regulations is essential for a smooth and legal conversion.
A wheel hub motor is installed directly into the wheel hub, which drives the bike. This system is simple to install and doesn’t require any major changes to the bike's frame.
| Pros | Cons |
| Easy to install | Less torque for hilly terrain |
| No frame modifications needed | Less efficient on steep inclines |
| Motor is less noticeable | Limited motor power |
Best Suited For: Commuters, city riders, and those who primarily ride on flat terrain.
Recommended Kit: The FATNOMAD 20 hub motor (350W) works well for 20-inch wheels and pairs with a 48V battery.
A mid-drive motor is placed in the bike’s bottom bracket, transferring power directly to the pedals, which results in more efficient energy use.
How It Works: The motor drives the bike’s chain, giving better performance on varying terrains.
Advantages: More torque, better handling, and it works well with the bike’s gears for efficient pedaling. This is ideal for tackling inclines.
Disadvantages: More complex installation and can require frame modifications.
Best Suited For: Mountain bikers and riders who often tackle hilly terrain.
Recommended Kit: The THUNDER 26 (400W mid-drive motor) offers great power for challenging rides.
Upgrading your bike’s battery is essential for increasing its range and power. The two main types of batteries for e-bikes are Li-ion (Lithium-ion) and lead-acid.
| Battery Type | Pros | Cons |
| Li-ion | Lightweight, long-lasting, efficient | More expensive |
| Lead-acid | Cheaper | Heavier, shorter lifespan |
Calculating Battery Needs: The battery size (measured in Ah, or amp-hours) depends on the range you need. A typical commuter might need a 48V battery (12Ah) for a range of around 50-80 km, depending on motor power.
Safety Considerations: Always use high-quality, certified batteries to avoid risks like overheating or fire.
Recommended Upgrade: The 36V KARIS 700c lithium battery (12Ah) is a reliable upgrade. Avoid using 72V batteries, as they can push the bike into motorbike territory, requiring a license.
When choosing a conversion kit, there are several important factors to keep in mind to ensure the best fit for your bike.
| Factor | Considerations |
| Bike Compatibility | Make sure the kit is compatible with your bike’s frame type, wheel size, and weight. Some frames might not support certain motor kits due to structural limitations. |
| Motor Power | Motor power typically ranges from 250W to 500W. If you live in a flat area, a 250W motor is sufficient. However, for hilly terrains, consider going for a 500W motor. Be sure to stay within local legal limits (e.g., 400W in many regions). |
| Battery Capacity | The capacity of the battery impacts the range of your electric bike. A 48V battery is common for most conversions, but 36V batteries are also used for lighter setups. Choose the battery size based on how far you plan to ride |
| Local Regulations | Ensure that the selected kit meets local regulations, such as speed limits (typically 25 km/h), motor power (usually capped at 400W), and battery voltage (48V). |
Some of the best kits include:
| Kit | Description | Power | Battery |
| Cybic Sport | Easy to install, great for city urban commuting | 350W | 48V |
| Bafang | Reliable, durable, great performance | 250W - 500W | Varies |
| CYC Motor Kit | High power for tough terrains | Up to 1000W | 48V or higher |
Considerations:
Warranty and Installation Services: Make sure the kit comes with a warranty. Some kits also offer professional installation services, which can be helpful if you’re not comfortable with the installation process.
3C Certification: Choose kits with 3C certification to ensure they meet safety and regulatory standards. This certification indicates that the kit complies with necessary regulations and is safe to use.
Make sure to do your research before purchasing to find the kit that best fits your bike and needs.
The cost of a conversion kit depends on the type of motor and the components included.
Hub Motor Kits: These kits are generally more affordable. They cost between $500 to $1000 for a standard setup with a motor, battery, and basic controller.
Mid-Drive Motor Kits: These are more expensive, typically ranging from $1000 to $2000 due to the more complex design and better performance on varied terrain.
Factors Affecting Cost:
Component Quality: Higher-quality motors, batteries, and controllers will raise the price but improve performance and lifespan.
Brand Reputation: Well-known brands like Cybic and Bafang tend to offer more reliable kits, but they come at a premium.
Installation Services: Some kits come with installation services, which can add an extra $100 to $300 depending on the complexity.
Estimated Cost Range: Conversions typically cost between $2500 and $3000, including motor, battery, and professional installation for quality kits like Cybic’s.
When converting your bike, there are a few other costs to keep in mind:
Upgrades to Bike Infrastructure: To support the extra power from the motor, you may need to upgrade components like wheels, tires, brakes, or the bike frame. These upgrades can cost anywhere from $100 to $500 depending on what’s needed.
Battery Cost and Lifespan: A 48V lithium battery can cost between $400 and $600, and its lifespan is typically around 500 to 1000 charge cycles. Over time, you might need to replace the battery, which adds to the long-term cost of conversion.
| Option | Cost |
| Conversion Kit | $2500 - $3000 |
| New Electric Bike | $4999 and above |
Why Conversion Can Be More Cost-Effective: If you already own a Non-electric Bike, converting it saves you a significant amount of money. A conversion kit, while an initial investment, is generally cheaper than purchasing a brand-new e-bike. Plus, you get to keep your current bike, which may be more comfortable or suited to your preferences.
For some riders, converting can be the most economical solution, offering great value while allowing them to enjoy the benefits of an electric bike.
Before you start the conversion process, ensure your bike is in good condition.
Check the Frame and Components: Make sure the frame is sturdy enough to handle the added motor and battery weight. Look for cracks or weaknesses in the frame that could be a problem later.
Inspect Wheels and Tires: Ensure the wheels are in good condition and the tires have enough tread. You might need to upgrade the wheels if they’re too small or weak for the motor.
Tools and Accessories: You’ll need a few basic tools like wrenches, screwdrivers, and a chain tool. Some kits also require special tools for installation, so be sure to have those on hand.
Once your bike is ready, you can begin the installation of the motor and battery.
Installing the Motor:
Hub Motor Kit: Replace the wheel with the motorized hub. Remove the old wheel and insert the new motor wheel. Attach the motor cables to the controller.
Mid-Drive Motor Kit: For mid-drive kits, you’ll need to remove the pedals and bottom bracket. Install the motor in the bottom bracket and ensure it’s secured properly. Connect the motor to the bike’s chain.
Installing the Battery:
Position the battery on the frame, typically on the down tube or rear rack. Secure it with mounting brackets that come with the kit.
Wiring the Battery: Carefully connect the battery to the controller. Follow the wiring instructions to avoid any issues. Ensure the wires are well-secured and not in danger of being pinched.
Safety Measures:
Always disconnect the battery before working on the wiring to avoid any electrical accidents.
Wear gloves and protective eyewear while installing to prevent any injuries.
Once the motor and battery are installed, it’s time for final checks and testing.
Testing the Bike:
Turn on the bike and test the motor by slowly engaging the throttle or pedaling if it’s a pedelec. Make sure the motor runs smoothly.
Check the braking system. The additional weight and power of the motor may affect how the bike stops, so ensure your brakes are functioning well.
Troubleshooting Common Issues:
Motor Issues: If the motor isn’t running smoothly, check the wiring connections and ensure everything is secure.
Battery Connectivity: If the battery isn’t charging or the bike isn’t powering up, verify the connections between the battery and controller.
Controller Problems: If you experience jerky power delivery, the controller might need recalibration. Refer to the manufacturer’s manual for troubleshooting steps.
Testing and making small adjustments will ensure a smoother ride and longer-lasting performance.
Select Specific Kits and Batteries: You can pick the motor power, battery size, and type based on your riding style and needs. Whether you want a more powerful motor for hills or a smaller battery for lighter use, the choice is yours.
Keep Your Favorite Bike Frame: If you love the feel of your current bike, converting it lets you add electric bike functionality without losing what you enjoy about it. It’s a great way to enhance your bike while retaining the comfort and design you’re familiar with.
Converting your bike can be more affordable than buying a brand-new electric bike.
Cost Comparison: A quality electric bike can cost $4999 or more, while converting your current bike might only set you back $2500 to $3000, depending on the components.
Environmental Benefits: By upgrading your existing bike, you’re reusing materials and avoiding the environmental impact of manufacturing a new bike. You also reduce your carbon footprint by choosing an e-bike over a car for urban commuting.
Converting your bike into an electric one offers flexibility that Non-Electric Bike may not.
Non-Electric Bike Option: If you want to ride your bike like a Non-Electric Bike, you can simply turn off the motor and pedal as usual. This gives you the option of using your bike in its classic form when you prefer.
Dual-Mode Options: Many conversion kits offer pedal-assist mode for lighter rides or pure electric mode for a completely motorized ride. This allows you to adapt the bike to different situations, like urban commuting on weekdays and taking leisure rides on weekends.
When converting a Non-electric Bike into an electric bike, safety should be a top priority.
Potential Safety Issues: Modifying your bike can introduce safety risks, especially if components are not properly installed or of low quality. The added motor and battery can affect your bike’s handling and braking performance.
Choosing High-Quality Components: It’s crucial to use high-quality parts to ensure a safe, smooth ride. Poor-quality kits or batteries can lead to unstable performance and increased wear on bike components.
Fire Risks: One of the major safety concerns is fire. Improper battery installation or using low-quality, unverified batteries can lead to overheating or even self-ignition. Always choose certified batteries and follow installation guidelines carefully.
There are important legal factors to consider when converting your bike into an electric one.
Adhering to Local Regulations: In many regions, e-bike conversions must meet specific regulations, such as speed limits (typically 25 km/h), motor power (usually 400W), and battery voltage (often 48V). Failing to comply could lead to your bike being classified as a motorbike, subjecting it to stricter laws.
Insurance Requirements: Depending on where you live, you may need insurance for your converted e-bike, especially if it exceeds legal speed or power limits. Check local regulations to ensure your converted bike is covered, as accidents involving electric bikes might require specific insurance policies.
Converting your Non-electric Bike into an electric bike offers benefits like customization, cost savings, and eco-friendliness. However, it comes with challenges such as safety concerns and legal considerations.
If you’re ready to take on the conversion process, research specific kits, check local laws, and consider your needs. Alternatively, buying a new e-bike might be the better choice for some.
Q: Can I use my old bike frame for the conversion?
A: Yes, many Non-electric Bike frames are suitable for conversion. Check for compatibility with motor kits and ensure the frame can support the added weight and components. Road bikes and mountain bikes are commonly converted, but some lightweight frames may not be strong enough.
Q: How long does it take to convert a bike into an electric bike?
A: Conversion time can vary. DIY conversions typically take 3-6 hours, while professional kits with step-by-step guides may speed up the process. Professional installation can take up to a day, depending on complexity.
Q: How long does the battery last?
A: Lithium-ion batteries typically last between 500-1000 charge cycles. Proper maintenance, like storing the battery at room temperature and avoiding overcharging, can extend its lifespan.
