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Item #:
221022368
JK BMS Smart BMS 3S-8S 100A 1A Active Balancer JK-B1A8S10P-HCRPB | JK BMS for LiFePO4 Li-ion LTO batteries with Bluetooth RS485 CAN parallel function
Item #:
221022368
USD 109
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JKBMS masters four core technologies in battery management systems: active balancing, wireless communication, functional safety, and capacity management.
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What Stands Out
Smart BMS Integration
The JKBMS JK-B2A8S20P features an intelligent battery management system that offers real-time monitoring and protection, ensuring the longevity and safety of your battery pack.
Active Balancer Technology
This smart BMS utilizes 2A active balancing to optimize battery performance, preventing overcharging and maximizing capacity across 3S-8S LiFePO4 configurations for enhanced efficiency.
Versatile Compatibility
Designed for both 12V and 24V LiFePO4 battery packs, this BMS is perfect for RVs and solar applications, providing flexibility and reliability for diverse energy solutions.
Product Details
| Brand | JKBMS |
| Model Number | JK-B1A8S10P-HCRPB |
| Mfr Part Number | JK-B1A8S10P-HCRPB |
| Manufacturer | JKBMS |
| Unit Count | 1.0 Count |
| Input Voltage | 24 Volts |
| Output Voltage | 24 Volts |
| Plug Type | JST Connector |
| Power Source | Battery-Powered |
| Item Weight | 0.57 Pounds (260 grams) |
| Item Dimensions | 5.94 x 4.14 x 0.61 inches (15.1 x 10.5 x 1.5 cm) |
| Color | JK BMS |
| Item dimensions L x W x H | 5.94 x 4.14 x 0.61 inches (15.1 x 10.5 x 1.5 cm) |
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.
Product Description
JK BMS Smart BMS 3S-8S 100A 1A Active Balancer JK-B1A8S10P-HCRPB | JK BMS for LiFePO4 Li-ion LTO batteries with Bluetooth RS485 CAN parallel function alarm and multi protection
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Customer Questions & Answers
-
Question:
What is the JKBMS Smart BMS 4S-8S 40A?
Answer: The JKBMS Smart BMS is a Battery Management System designed for 4S to 8S battery packs with a maximum current of 40A. It features active balance technology and built-in Bluetooth connectivity for monitoring and managing your battery health. This system enhances battery longevity by ensuring proper voltage balancing among cells, minimizing performance discrepancies, and optimizing charge cycles. It's ideal for applications such as electric vehicles, solar energy systems, and portable power packs. -
Question:
What types of batteries are compatible with the JKBMS Smart BMS?
Answer: This Smart BMS supports Li-ion, LiFePO4, and LTO (Lithium Titanate) battery types. Each of these chemistries brings unique benefits, like higher energy density or faster charging capabilities. The versatility of the JKBMS makes it suitable for various applications across different fields, from electric vehicles to energy storage systems, ensuring users can choose the best battery chemistry for their needs. -
Question:
How does the active balance feature work in this BMS?
Answer: The active balance feature of the JKBMS Smart BMS actively redistributes charge between battery cells, ensuring that all cells maintain an equal charge level. This method is more efficient than passive balancing, as it helps in maximizing the overall battery capacity and lifespan. For example, if one cell is weaker, the BMS can transfer energy from stronger cells to maintain balance, which is crucial in high-demand applications like drones or electric cars. -
Question:
Can I monitor my battery status remotely using this BMS?
Answer: Yes, the JKBMS Smart BMS includes built-in Bluetooth functionality, which allows you to monitor battery status and performance data via a smartphone or tablet app. You can check voltage levels, current flow, and even receive alerts for any potential issues. This feature is particularly useful for users managing battery systems in remote locations or those who wish to track performance over time. -
Question:
What is RS485, and why is it included in this BMS?
Answer: RS485 is a communication protocol included in the JKBMS Smart BMS for robust data transfer over long distances. It enables reliable communication between the BMS and external devices, like controllers or monitoring systems, in various applications. This feature is essential for setups that require real-time data or integration with other systems, such as in renewable energy setups where system performance needs to be closely monitored. -
Question:
What are the main applications for the JKBMS Smart BMS?
Answer: The JKBMS Smart BMS is suitable for diverse applications, including electric vehicles, solar energy storage systems, and battery packs for portable electronics. Its active balancing and monitoring capabilities make it ideal for scenarios that require consistent performance and reliability. Users looking to build custom battery packs for renewable energy solutions or high-performance electric tools will find this BMS particularly beneficial. -
Question:
Is this BMS suitable for beginners or does it require expertise?
Answer: While the JKBMS Smart BMS is designed with user-friendliness in mind, it’s best suited for individuals with a basic understanding of battery management and electronics. The setup involves wiring and configuring parameters, which may be daunting for absolute beginners. However, users with prior experience in battery systems will appreciate its advanced features and relatively straightforward implementation. -
Question:
How does Bluetooth connectivity enhance the functionality of this BMS?
Answer: Bluetooth connectivity in the JKBMS Smart BMS allows users to easily access real-time data from their battery system through a mobile app. This feature enhances the user experience by providing instant feedback and allowing for adjustments, configuration changes, and monitoring without cumbersome physical access to the BMS. Ideal for battery systems operating in remote or hard-to-reach locations, it adds convenience and ease of management. -
Question:
What safety features does the JKBMS Smart BMS offer?
Answer: The JKBMS Smart BMS incorporates several safety features, including over-voltage protection, under-voltage protection, over-current protection, and short-circuit protection. These features work together to safeguard your battery pack from potential damage and ensure safe operation. For instance, in scenarios where batteries are subject to fluctuations in load, these protective features help in mitigating risks of battery failure. -
Question:
Where can I buy the JKBMS Smart BMS in Turks and Caicos?
Answer: You can purchase the JKBMS Smart BMS 4S-8S 40A through Ubuy in Turks and Caicos. Ubuy offers a seamless shopping experience, where you can find this product along with a variety of other electronic components and accessories, ensuring you have what you need for your battery management applications.
JKBMS Power Converters JK-B1A8S10P-HCRPB Editorial Review
The editorial review of the JK BMS highlights a largely positive customer experience with this battery management system. Users appreciate its straightforward installation process and effective functionality for managing lithium iron phosphate (LFP) batteries. The ease of connecting to the accompanying app and the clarity of its documentation have been particularly well-received, making it accessible even for those who are not highly technical. Customers report good progress in battery balancing—some users noted they could recover additional battery capacity thanks to the efficient top balancing capabilities of the system. The product performs well under real-world conditions and users who are engaged in DIY energy projects find the JK BMS to be a reliable and cost-effective solution. Despite some minor issues, such as the Bluetooth range and the lack of certain features in the app, the majority of feedback leans towards satisfaction with performance and overall value. Users also appreciate the solid build quality and secure connections of the terminals, which are crucial for high-current applications. However, there are also some drawbacks noted by users. The app's functionality could be improved, particularly for those managing multiple modules, as the current setup requires manual reconnections, which can be cumbersome. Additionally, users expressed confusion regarding specific features like the heater activation conditions, indicating that more comprehensive guidance on this function would be beneficial. Overall, the JK BMS is recommended for users looking for an effective and economical battery management solution, especially those involved in custom battery builds or sustainable energy projects. **
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Pros
- Easy installation with clear documentation.
- Effectively balances LFP batteries, recovering significant capacity.
- User-friendly app that connects quickly to the system.
- Solid build quality with reliable terminal connections.
- Good performance for DIY solar and battery projects.
Cons
- Limited Bluetooth range and user experience when managing multiple battery modules.
Platform Trust & Buyer Confidence
MA
Mohammad
Verified buyer
“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
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Chitra
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“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”
22-Jul-26 · via Trustpilot
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kund
Verified buyer
“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”
23-Jul-26 · via Trustpilot
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Onesi
Verified buyer
“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”
22 July 2026 · via Trustpilot
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SAO JOHN
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“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”
23 July 2026 · via Trustpilot
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Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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USD 109
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Features & Benefits
- JKBMS specializes in power battery management systems (BMS)
- The BMS is designed with advanced active balancing technology
- Compatible with various battery types including Li-ion, LiFePO4, and LTO
- Comes with a companion mobile app for easy monitoring and control
- Ideal for electric vehicles, home energy storage, power banks, etc.
- Enhanced safety features such as overcharge, overdischarge, and temperature protection
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