Electric Bicycle Kit Li-ion Battery Down-tube Battery E Bike Kit 36V 14Ah Ion Lithium Batteries

[embed]https://www.youtube.com/embed1gEgTyn5N2Q[/embed]Model Number: BI3614, Battery Size: 18650, Weight: 2.5kg. This sleek down-tube battery is designed for e-bikes, offering a lightweight yet high capacity power source. It features a charging ratio and discharge rate of 1000, ensuring efficient energy use. The anode material is NCA, suitable for electric vehicles, electric wheelchairs, and electric power systems. With dimensions of 303mm*75mm*74.3mm, it delivers a rated voltage of 36V and a rated capacity of 14Ah, providing a total battery capacity of 504Wh. The charge current is 3A, and it functions optimally within a working temperature range of -20℃~75℃. It is expected to last for ≥1000 cycles and boasts an IP66 waterproof rating. The packaging details include a standard export carton, and the product can be shipped from either Shanghai or Ningbo ports.

BI3614 Down Tube Battery Specification

Specification	BI3614
L×W×H (mm)	303mm×75mm×74.3mm
Rated Voltage (V)	36V
Rated Capacity (Ah)	14Ah
Voltage Range (V)	28V~42V
Battery Capacity (Wh)	504Wh
Maximum Current (A)	40A
Charge Current (A)	3A
Charge Time (h)	4h~5h
Charge Mode	CC-CV
Working Temperature (℃)	-20℃~75℃
Cycle Life (times)	≥1000times
Waterproof	IP66
BMS	Yes
Position	Water holder
Weight (kg)	2.5kg

BI3614 Down Tube Battery Dimension

Advantages of the Down Tube Battery for Electric Bicycles

This down-tube battery for electric bicycles offers several advantages:

• Lightweight and High Capacity: Despite its lightweight design of just 2.5kg, it boasts a high capacity of 504Wh, making it a compact yet powerful energy solution for your e-bike.
• Lockable: For added security, this battery is lockable, ensuring it stays securely in place even during the most strenuous rides.
• Built-in BMS: The built-in Battery Management System (BMS) efficiently manages the battery's charge and discharge processes, promoting longer battery life and better performance.
• Quality Cells: This battery uses imported Panasonic cells, known for their superior quality and reliability.
• Long Cycle Life: With a cycle life of over 1000 times, this battery is designed to last, providing dependable power for countless rides.
• Waterproof: The IP66 waterproof rating ensures the battery is protected against dust and water, making it suitable for various riding conditions.

With these advantages, this down-tube battery can greatly enhance the performance of your e-bike.

Applications of the Down Tube Battery

Down tube batteries for electric bicycles serve several key applications:

1. Extended Range: With a larger capacity than other types of e-bike batteries, down tube batteries allow for longer distances to be travelled on a single charge.
2. Improved Weight Distribution: By being integrated into the down tube, these batteries help to balance the weight distribution of the bike, improving stability and handling.
3. Aesthetics and Integration: Down tube batteries are designed to blend seamlessly with the bike's frame for a sleek, streamlined look.
4. Protection from Elements: These batteries are better protected against environmental elements such as water, dust, and impacts, ensuring their longevity and performance.
5. Removability and Convenience: Many down tube batteries are removable, allowing for easy charging, storage, or transportation.
6. Compatibility and Accessibility: As down tube batteries are widely used in the e-bike industry, finding compatible replacements or upgrades is easy.

How Does the Down Tube Battery for Electric Bicycle Work?

The down tube battery for an electric bicycle functions in the following manner:

1. 1. Battery Integration: The battery is integrated into the down tube of the bicycle frame and connected to the e-bike's electrical system.
   2. Lithium-ion Cells: The battery comprises lithium-ion cells, which store energy. These cells are connected in a series or parallel configuration to achieve the desired voltage and capacity.
   3. Voltage and Capacity: The voltage and capacity of the battery depend on the number and configuration of the lithium-ion cells. Higher voltage batteries provide more power and better performance.
   4. Power Control: The battery is connected to the motor controller, which regulates the power flow based on the rider's input.
   5. Charging Process: To charge the battery, it is connected to a charger using a charging cable. The charger supplies the appropriate voltage and current to replenish the battery's energy.
   6. Discharging Process: When the e-bike is in use, the battery discharges its stored energy to power the motor.
   7. Removability: Many down tube batteries are designed to be easily removable for convenient charging or replacement.

Choosing the Right Down Tube Battery for Electric Bicycle

Several factors should be considered when choosing a down tube battery for an electric bicycle:

1. Voltage and Capacity: Determine the voltage and capacity requirements based on the specifications of your e-bike's motor and your desired range.
2. Battery Size and Shape: Measure the available space in the down tube of your e-bike to ensure the battery fits securely.
3. Battery Weight: Consider the weight of the battery as it affects the overall weight of the e-bike.
4. Battery Integration: Ensure the battery is compatible with your specific e-bike model and frame.
5. Battery Management System (BMS): A reliable and well-designed BMS is crucial for safety and performance.
6. Removability: Decide whether you prefer a removable or non-removable down tube battery.

Maintenance of the Down Tube Battery for Electric Bicycle

Here are some maintenance tips for the down tube battery of an electric bicycle:

1. Read the Manual: Start by reading the manufacturer's manual for specific maintenance instructions.
2. Charging: Follow the recommended charging procedures and regularly inspect the charging cable for any signs of damage.
3. Storage: If the e-bike won't be used for an extended period, store the battery in a cool, dry place, charged to around 50%.
4. Cleaning: Keep the battery and its connections clean and free from dirt, dust, and moisture.
5. Inspections: Regularly inspect the battery for any signs of physical damage.
6. Extreme Temperatures: Avoid exposing the battery to excessively high or low temperatures.

Why Choose Raydafon's Down Tube Battery for Electric Bicycle?

Raydafon Electric Technology Co Ltd. is dedicated to the R&D, manufacturing, and worldwide marketing of high-end electric bicycle parts. All our products are designed and developed in-house and protected by a number of domestic and international intellectual property rights. We have introduced professional production and testing equipment and advanced production lines and established a complete quality management system. All our products are CE-certified and protected by independent intellectual property rights. Our products are renowned for their reliable quality, exquisite craftsmanship, and stylish design. We offer a wide range of products, including super-mini wireless motors, super-mini intelligent motors, water bottle batteries, and more. Our products can provide electric power support for bicycles while maximizing bicycles' original appearance and characteristics, making riding more convenient, easy, and environmentally friendly. If you are seeking high-end electrical components of electric bicycles, Raydafon sincerely welcomes global distributors to visit and negotiate. We look forward to working with you to jointly promote the development of the electric bicycle industry and contribute to environmental protection.Author: Yjx