HZPT 36V 14Ah 20Ah Down Tube Li-ion Lithium Battery For Electric City Bike Bicycle

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The HZPT 36V 14Ah 20Ah down tube Li-ion lithium battery is designed for electric city bikes and bicycles. The battery specifications include two models: BI3614 and BI3620, with dimensions of 303mm*75mm*74.3mm and 323mm*86mm*84.8mm respectively. Both models feature a rated voltage of 36V, and respective rated capacities of 14Ah and 20Ah. The battery capacities range from 504Wh to 720Wh, with a charge current of 3A and a working temperature of -20℃~75℃. The batteries are waterproof with an IP66 rating and weigh between 2.5kg and 3.0kg. The batteries are packaged in a carton package and can be shipped from either Shanghai or Ningbo port.

Specification of Down Tube Battery

Dimension of Down Tube Battery

BI3614 Down Tube Battery Dimension:

BI3620 Down Tube Battery Dimension:

Advantages of HZPT 36V 14Ah 20Ah Down Tube Li-ion Lithium Battery

The HZPT 36V 14Ah 20Ah down tube Li-ion lithium battery offers several advantages:

1. Light weight, high capacity: Designed for mobility and efficiency, this down tube battery is lightweight yet boasts a high capacity, making it perfect for long rides.
2. Lockable: For added security, the battery is lockable, preventing theft or accidental dislodging while riding.
3. Built-in BMS: A built-in Battery Management System (BMS) ensures optimal performance by managing the battery's charging and discharging, thus extending its lifespan.
4. Adopt imported Panasonic cells: To ensure reliability and high performance, the battery uses imported Panasonic cells, known for their superior quality and longevity.
5. Long cycle life: This down tube battery boasts a long cycle life, offering consistent performance over an extended period.
6. Waterproof grade IP66: With an IP66 waterproof grade, the battery is resistant to water and dust, allowing you to ride in various weather conditions without worrying about damaging the battery.

Applications of HZPT 36V 14Ah 20Ah Down Tube Li-ion Lithium Battery

Down tube batteries for electric bicycles are popular among riders because of their various applications:

1. Extended Range: Down tube batteries typically have a larger capacity compared to other types of e-bike batteries, enabling riders to travel longer distances on a single charge.
2. Improved Weight Distribution: By integrating the battery into the down tube, e-bike manufacturers achieve a more balanced weight distribution, enhancing stability and handling.
3. Aesthetics and Integration: Down tube batteries offer a clean and streamlined appearance, blending seamlessly into the frame design for a sleek look.
4. Protection from Elements: The down tube placement of the battery provides better protection against external elements such as water, dust, and impacts, prolonging its lifespan.
5. Removability and Convenience: Many down tube batteries are designed to be easily removable for convenient charging, storage, or transportation.
6. Compatibility and Accessibility: Down tube batteries are widely used in the e-bike industry, making it easier 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?

Here's how a down tube battery functions:

1. Battery Integration: The down tube battery is securely mounted and connected to the e-bike's electrical system.
2. Lithium-ion Cells: The battery typically consists of lithium-ion cells. These cells are connected in a series or parallel configuration to achieve the desired voltage and capacity.
3. Voltage and Capacity: The number and configuration of the lithium-ion cells determine the voltage and capacity of the battery.
4. Power Control: The battery is connected to the e-bike's motor controller, which regulates the power flow based on the rider's input.
5. Charging Process: The battery is charged by connecting it to a charger using a charging cable. The charging process is managed by a built-in charging system.
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

To ensure compatibility and meet your specific needs, consider these factors when choosing a down tube battery for an electric bicycle:

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

Maintenance of Down Tube Battery for Electric Bicycle

Proper maintenance of your down tube battery is essential for its longevity, performance, and safety. Here are some tips:

1. Read the Manual: Start by reading the manufacturer's manual for specific maintenance instructions and guidelines.
2. Charging: Follow the recommended charging procedures and use the charger provided by the manufacturer. Avoid overcharging or leaving the battery plugged in for extended periods once it is fully charged.
3. Storage: If not using the e-bike for an extended period, store the battery in a cool and dry place away from direct sunlight. Ensure the battery is charged to around 50% before storage.
4. Cleaning: Keep the battery and its connections clean and free from dirt, dust, and moisture. Use a soft, dry cloth to wipe down the exterior of the battery.
5. Inspections: Regularly inspect the battery for any signs of physical damage. If you notice any damage, contact the manufacturer or a qualified technician for further assessment and potential repair or replacement.
6. Extreme Temperatures: Avoid exposing the battery to excessively high or low temperatures, as it can affect its performance and lifespan.

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

HZPT 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, P100/P110 front hub motors, S100/S110 front hub motors, ALL-IN-ONE rear 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, HZPT 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