Raydafon Electric Bicycle Battery 36v 20ah Li-ion Battery E Bike Down-tube Battery

[embed]https://www.youtube.com/embed1gEgTyn5N2Q[/embed]Model: BI3620. This high-capacity down tube battery comes in a lightweight design, weighing in at just 3.0kg. The LG21700 Battery Size ensures a compact fit, while its 36V rated voltage and 20Ah rated capacity offer impressive power storage. The battery capacity stands at 720Wh, providing prolonged use on a single charge. This product is not only efficient but also durable, with a cycle life of over 1000 times. It's also waterproof, boasting an IP66 rating. Suitable for electric vehicles, electric wheelchairs, and electric power systems, this battery is a versatile choice for your power needs.

BI3620 Down Tube Battery Specification

Specification	BI3620
L×W×H (mm)	323mm×86mm×84.8mm
Rated Voltage (V)	36V
Rated Capacity (Ah)	20Ah
Voltage Range (V)	28V~42V
Battery Capacity (Wh)	720Wh
Maximum Current (A)	40A
Charge Current (A)	3A
Charge Time (h)	6h~8h
Charge Mode	CC-CV
Working Temperature (℃)	-20℃~75℃
Cycle Life (times)	≥1000times
Waterproof	IP66
BMS	Yes
Position	Water holder
Weight (kg)	3.0kg

BI3620 Down Tube Battery Dimension

Advantages of the Raydafon Electric Bicycle Battery

This product boasts several key advantages, which we can produce:

• Lightweight yet high-capacity design, making it easy to handle without compromising on power.
• Lockable for enhanced security and peace of mind.
• Built-in Battery Management System (BMS) for efficient power management and extended battery life.
• Adopts imported Panasonic cells, ensuring high-quality performance and reliability.
• Long cycle life of over 1000 times, guaranteeing durability and value for money.
• Waterproof grade IP66, providing protection against harsh weather conditions and increasing the lifespan of the battery.

Applications of the Raydafon Electric Bicycle Battery

Down tube batteries for electric bicycles present several applications that make them a popular choice among riders:

1. Extended Range: These batteries typically have a larger capacity compared to other types of e-bike batteries, so riders can enjoy extended range and travel longer distances on a single charge.
2. Improved Weight Distribution: Integrating the battery into the down tube achieves a more balanced weight distribution, maintaining the bike's stability and handling.
3. Aesthetics and Integration: These batteries offer a clean and streamlined look, blending seamlessly into the frame design and making the bike visually appealing.
4. Protection from Elements: The down tube placement provides better protection against external elements such as water, dust, and impacts.
5. Removability and Convenience: Many down tube batteries are designed to be easily removable for convenient charging, storage, or transportation.
6. Compatibility and Accessibility: These batteries are widely used in the e-bike industry, making it easy for riders to find compatible replacement batteries or upgrade their existing e-bike with higher-capacity options.

How Does the Down Tube Battery for Electric Bicycle Work?

The down tube battery for an electric bicycle works by storing electrical energy and supplying it to power the e-bike's motor:

1. Battery Integration: The battery is designed to be integrated into the down tube of the bicycle frame and connected to the e-bike's electrical system.
2. Lithium-ion Cells: The battery typically consists of lithium-ion cells, which are the primary energy storage units.
3. Voltage and Capacity: The number and configuration of the lithium-ion cells determine the battery's voltage and capacity.
4. Power Control: The battery is connected to the e-bike's motor controller, which regulates the power flow.
5. Charging Process: To charge the battery, you connect it to a charger using a charging cable. The battery's energy is replenished through this process.
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

When choosing the right down tube battery for an electric bicycle, several factors need to be considered:

• Voltage and Capacity: Determine your e-bike's motor specifications and your desired range to choose the right voltage and capacity.
• Battery Size and Shape: Ensure the battery fits securely in your e-bike's down tube and doesn't interfere with other components or accessories.
• Battery Weight: Consider the weight of the battery as it affects the overall weight of the e-bike.
• Battery Integration: Ensure the down tube battery is compatible with your specific e-bike model and frame.
• Battery Management System (BMS): Ensure the battery has a reliable and well-designed BMS for safety and performance.
• Removability: Decide whether you prefer a removable or non-removable down tube battery.

Maintenance of the Down Tube Battery for Electric Bicycle

Proper maintenance of the down tube battery for an electric bicycle is essential:

1. Read the Manual: Start by carefully 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: Store the battery in a cool and dry place away from direct sunlight if you won't be using the e-bike for an extended period.
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 product is renowned for its reliable quality, exquisite craftsmanship, and stylish design. At present, our main products include super-mini wireless motors, super-mini intelligent motors, water bottle battery, ALL-IN-ONE rear hub motors, P100/P110 rear hub motors, S100/S110 rear hub motors, ALL-IN-ONE front hub motors, down tube battery, Wireless buttons, Wireless displays etc. They are suitable for all kinds of bikes. 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 the high-end electrical components of electric bicycles. If you are still worried about traffic jams, and if you would like to contribute to environmental protection, 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