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Item #:
80114038
5PCS BMS 5S 25A 21V Battery Protection Board for Lithium Battery Protection Circuit Charging Board Module Integrated Circuits.
Item #:
80114038
LKR 6880
Price Details
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Imported from USA store
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Order now and get it around Thursday, July 23
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Protect your lithium batteries with our 5pcs BMS 4S 25A Protection Board, ensuring ultimate safety and longevity.
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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
Reliable Protection
This BMS ensures optimal safety for lithium batteries, preventing overcharging, over-discharging, and short circuits, thus prolonging battery life and ensuring user safety during operation.
High Capacity Support
Designed to handle up to 25A current, this protection board is suitable for various applications, effectively managing power and ensuring consistent performance in demanding settings.
Integrated Design
The integrated circuit design simplifies installation and maintenance, providing a compact solution that saves space while maintaining high efficiency and reliability in battery protection.
Product Details
| Item Weight | 0.5 lbs (230 grams) |
Dangerous Goods
To avoid the delay in customs clearance process for Dangerous Goods, the shipment shall be opened at our warehouse facility to check the severity of hazardous components. Please see the list of Dangerous goods here.
Who Should Buy?
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Hobbyist Builders
Ideal for DIY enthusiasts creating projects using lithium batteries, ensuring safe charging and discharging.
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Electric Vehicle Users
Suitable for those building or maintaining electric vehicles, providing necessary protection for battery systems.
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Battery Pack Designers
Perfect for engineers and designers focused on developing reliable battery packs for various applications.
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High-Power Devices
Not suitable for applications requiring high current over 25A, which may lead to system failure.
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New Users
Inexperienced users may struggle with installation and integration, risking damage to batteries and components.
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Non-Lithium Batteries
Incompatible with non-lithium battery chemistries, which require different protection mechanisms and circuitry.
Product Description
5PCS BMS 5S 25A 21V Battery Protection Board for Lithium Battery Protection Circuit Charging Board Module Integrated Circuits.
Have any Query? Chat with us
Customer Questions & Answers
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Question:
What is a BMS 4S 25A 16.8V Battery Protection Board?
Answer: A BMS (Battery Management System) 4S 25A 16.8V Battery Protection Board is a circuit that helps protect lithium batteries by monitoring and controlling their charging and discharging processes. It ensures that each cell within a battery pack is balanced, preventing overcharging or deep discharging, which can lead to reduced battery life or even hazardous situations. This board is commonly used in applications such as electric bikes, drones, and renewable energy systems, where lithium batteries are prevalent. -
Question:
How does the 4S configuration work in a BMS Battery Protection Board?
Answer: The '4S' in the BMS designation means that it is designed to connect four lithium cells in series. This configuration allows the board to manage the voltage levels effectively, reaching a total of 16.8V when fully charged. The BMS monitors each cell's voltage to ensure safe operation, balancing charge levels and protecting against potential issues like cell overvoltage or undervoltage. Applications like electric vehicles benefit significantly from such configurations for enhanced safety and performance. -
Question:
What is the maximum current rating of the 25A BMS board?
Answer: The 25A rating indicates that this BMS board can handle a continuous current of up to 25 amps. This specification is critical because it determines the power output capacity and suits applications that draw significant current, such as power tools or electric scooters. High current ratings ensure that the board can operate efficiently without overheating, making it a reliable choice for devices requiring robust energy management. -
Question:
Why is thermal protection important in a BMS?
Answer: Thermal protection is crucial in a BMS to prevent overheating, which can lead to battery failures or even fires. This feature typically involves monitoring the temperature of the battery cells and integrating automatic shut-off procedures if temperatures exceed safe limits. It's particularly important in high-drain applications or where batteries are used in high ambient temperatures, ensuring safety and longevity of the battery system. -
Question:
Can I use this BMS board for various lithium-ion battery types?
Answer: Yes, the BMS 4S 25A 16.8V is suitable for various lithium-ion battery types, including Li-ion and LiPo batteries. However, it's essential to ensure compatibility with the specific chemistry and configuration of the battery pack you are using. This versatility allows you to use the board in multiple applications ranging from hobby drones to electric bicycles, adapting to your specific energy storage needs. -
Question:
What type of cells can be used with this battery protection circuit?
Answer: This battery protection circuit can be used with 18650, 26650, and other cylindrical lithium cells typically configured in a 4S layout. Using compatible cells ensures proper voltage levels for charging and discharging while maximizing efficiency. For instance, if you're building a battery pack for an electric scooter, using high-capacity 18650 cells in conjunction with this BMS would provide a reliable and safe power source. -
Question:
How does the balancing feature work in a BMS?
Answer: The balancing feature in a BMS ensures that each cell in the series configuration maintains equal voltage levels. This is achieved through passive or active balancing methods, where excess charge is redistributed from higher voltage cells to lower voltage ones. This process enhances the overall efficiency and lifespan of the battery pack, making it ideal for applications in solar energy storage systems to ensure optimal performance across all cells. -
Question:
What are the key benefits of using a BMS in lithium battery systems?
Answer: Using a BMS in lithium battery systems offers several benefits, including enhanced safety through overcharge and over-discharge protection, prolonging battery life through cell balancing, and improving performance by maintaining optimal operating conditions. For example, in renewable energy setups like solar power systems, a BMS can ensure that energy is utilized efficiently and safely stored for later use, significantly enhancing system reliability. -
Question:
How can a BMS help in extending the lifespan of lithium batteries?
Answer: A BMS helps extend the lifespan of lithium batteries by continually monitoring and regulating the charge and discharge cycles. By preventing extreme conditions, such as overcharging or deep discharging, and by ensuring balanced cell voltages, the BMS minimizes wear and tear on the battery. In practical scenarios, such as in electric vehicles or solar energy systems, using a BMS can result in long-term cost savings and reduced need for replacements. -
Question:
Where can I buy 5pcs BMS 4S 25A 16.8V Battery Protection Board in Sri Lanka?
Answer: You can conveniently buy the 5pcs BMS 4S 25A 16.8V Battery Protection Board from Ubuy in Sri Lanka. Ubuy offers a variety of electronic components, including battery management systems, ensuring you have access to quality products. Their platform makes the purchasing process straightforward, allowing you to quickly find and select the best options for your project needs.
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LKR 6880
Order now and get it around Thursday, July 23
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
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Features & Benefits
- Includes 5 pcs for comprehensive battery protection.
- Supports up to 25A charging current for efficient performance.
- Manages voltages up to 16.8V specifically for 4S configurations.
- Offers robust overcharge and over-discharge protection at 60A.
- Quick response time with delay settings between 0.5 - 1.5S.
- Compatible only with lithium batteries, not for Lithium Iron Phosphate.
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