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JKBMS JK-B2A8S20P 4S-8S 200A Smart BMS, 2A Active Balance | Bluetooth app monitoring, adjustable protection and LiFePO4/Li-ion/LTO support for RV, golf cart and solar battery packs
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JKBMS JK-B2A8S20P 4S-8S 200A Smart BMS, 2A Active Balance | Bluetooth app monitoring, adjustable protection and LiFePO4/Li-ion/LTO support for RV, golf cart and solar battery packs
Enhanced Safety: Safeguard your battery with protection against overcharging, overdischarging, overcurrent, short circuits, and temperature extremes.
JKBMS JK-B2A8S20P 4S-8S 200A Smart BMS, 2A Active Balance | Bluetooth app monitoring, adjustable protection and LiFePO4/Li-ion/LTO support for RV, golf cart and solar battery packs
Item #: 237056238

JKBMS JK-B2A8S20P 4S-8S 200A Smart BMS, 2A Active Balance | Bluetooth app monitoring, adjustable protection and LiFePO4/Li-ion/LTO support for RV,

Item #: 237056238

AUD 209

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Enhanced Safety: Safeguard your battery with protection against overcharging, overdischarging, overcurrent, short circuits, and temperature extremes.
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.

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Shop JKBMS JK-B2A8S20P 4S-8S 200A Smart BMS, 2A Active Balance | Bluetooth app monitoring, adjustable protection and LiFePO4/Li-ion/LTO support for RV, golf cart and solar battery packs online at a best price in Australia. B0D5QF9TB9
BrandJKBMS
Model NumberJK-B2A8S20P
Number of Items1
Number of Packs1
Unit Count1 Count
ManufacturerJKBMS
Mfr Part NumberJK-B2A8S20P
Input Voltage24 volts_of_direct_current
Output Voltage24 volts_of_direct_current
Plug TypeJST Connector
Item Weight10.88 ounces (308.45 grams)
Item Dimensions5.99 x 5.01 x 0.61 inches (15.2 x 12.7 x 1.5 cm)
ColorJK BMS
Item dimensions L x W x H5.99 x 5.01 x 0.61 inches (15.2 x 12.7 x 1.5 cm)

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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

JKBMS JK-B2A8S20P 4S-8S 200A Smart BMS, 2A Active Balance | Bluetooth app monitoring, adjustable protection and LiFePO4/Li-ion/LTO support for RV, golf cart and solar battery packs

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Customer Questions & Answers

  • Question: What is the primary function of the JKBMS Smart BMS 8S-20S?

    Answer: The JKBMS Smart BMS 8S-20S primarily protects lithium battery packs by balancing the cells, monitoring voltage, temperature, and ensuring safe operation. This ensures that each cell within the battery pack is optimally charged and discharged, significantly enhancing the lifespan and reliability of your battery. For instance, in electric vehicles or renewable energy storage systems, proper battery management can prevent overcharging and overheating, contributing to long-term operational efficiency.
  • Question: What battery types are compatible with the JKBMS Smart BMS?

    Answer: The JKBMS Smart BMS is compatible with various battery types including Li-ion, LiFePO4, and LTO batteries. This versatility makes it suitable for different applications, like electric bicycles, solar energy systems, and portable power stations. Each of these battery types has distinct properties, and the Smart BMS ensures that they operate safely and efficiently by monitoring their specific voltage and temperature requirements.
  • Question: How does the built-in Bluetooth feature benefit users?

    Answer: The built-in Bluetooth feature enables users to monitor their battery system wirelessly through a smartphone or tablet app. This enhances convenience, allowing real-time monitoring of battery status, including charge levels and health information, without needing physical access to the battery pack. For example, if you’re using it in a remote solar storage system, you can easily check the battery performance from your home, making it a powerful tool for proactive maintenance.
  • Question: What is the importance of the active balance function?

    Answer: The active balance function optimizes battery charge by redistributing excess charge from stronger cells to weaker ones, ensuring all cells maintain an equivalent state of charge. This not only prolongs battery life but also improves overall system efficiency. In applications like electric vehicle batteries, this balancing can prevent failures and can improve range, thereby enhancing user satisfaction.
  • Question: What does RS485 communication allow a user to do?

    Answer: RS485 communication allows users to connect multiple devices over long distances, making it possible to integrate multiple battery systems or communicate with a central controller. This is particularly useful in industrial applications or large energy storage systems, where ongoing monitoring and control across several battery packs are required. It enables more complex setups, ensuring enhanced performance and reliability.
  • Question: Can the JKBMS Smart BMS be used for DIY battery projects?

    Answer: Yes, the JKBMS Smart BMS is ideal for DIY battery projects. Its comprehensive features, such as cell balancing and Bluetooth monitoring, provide hobbyists and engineers with necessary tools to build and manage their own battery systems safely. For instance, if you are constructing a custom battery pack for an electric scooter, this BMS offers the essential protective measures and management capabilities to ensure efficient performance.
  • Question: How is the JKBMS Smart BMS powered?

    Answer: The JKBMS Smart BMS is powered directly from the battery it manages. It utilizes very low current (0.6A), ensuring that it does not draw significant power from the system. This allows it to operate continuously monitoring the battery's health without draining its energy. This low power consumption makes it suitable for long-term applications like solar battery banks or remote power systems.
  • Question: What safety features are included in the JKBMS Smart BMS?

    Answer: The JKBMS Smart BMS is equipped with multiple safety features, including over-voltage protection, under-voltage protection, over-current protection, and temperature monitoring. These features help prevent potential hazards like fires or explosions that can occur if batteries are mishandled. For users with large battery setups such as home energy storage systems, these protections are crucial for maintaining a safe operating environment.
  • Question: What is the maximum battery configuration supported?

    Answer: The JKBMS Smart BMS supports a battery configuration ranging from 8 to 20 cells in series (8S-20S), making it flexible for various applications, whether small or large energy storage systems. This capability makes it suitable for applications like electric buses, where large batteries are necessary to achieve higher range and performance.
  • Question: Where can I buy the JKBMS Smart BMS 8S-20S 100A?

    Answer: You can purchase the JKBMS Smart BMS 8S-20S 100A from Ubuy in Australia. Ubuy provides a convenient shopping platform, ensuring you have access to this advanced battery management solution along with efficient delivery service.

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“Promt delivery. Seems like a good product.”

22 July 2026 · via Trustpilot
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“It was the best service ever received by any company from my online shopping experience in the last 10yrs”

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“so easy to order delivery was way earlier than i expected”

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“Very impressed with the speed at which I received my package from the United States to Australia. Highly recommended.”

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“Very efficient service. Hassle-free. Excellent product. Have ordered several times.”

17-Jul-26 · via Trustpilot
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AUD 209

Order now and get it around Thursday, August 27

QTY:

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Features & Benefits

  • Protects against overcharging, overdischarging, and short circuits.
  • Enhances battery lifespan and performance with JKBMS Active Equalization.
  • Easily monitor and manage battery with a mobile app.
  • Supported by Bluetooth connectivity for seamless control.
  • Compatible with various battery types including Li-ion and LiFePO4.
  • Backed by 1-year after-sales support for customer satisfaction.

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