The JK-B2A24S15P Smart Battery Management System (BMS) is a premium 150A Active Balance BMS featuring a powerful 2A Active Cell Balancer for faster and more efficient cell balancing
Designed for 8S–24S lithium battery packs, it supports Bluetooth APP monitoring, LCD Display, and advanced protection functions, making it ideal for solar energy storage, inverter batteries, electric vehicles, and high-performance lithium battery packs
Product Highlights
✅ Model: JK-B2
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Product Description
Short Product Description
The JK-B2A24S15P Smart Battery Management System (BMS) is a premium 150A Active Balance BMS featuring a powerful 2A Active Cell Balancer for faster and more efficient cell balancing. Designed for 8S–24S lithium battery packs, it supports Bluetooth APP monitoring, LCD Display, and advanced protection functions, making it ideal for solar energy storage, inverter batteries, electric vehicles, and high-performance lithium battery packs.
Product Highlights
✅ Model: JK-B2A24S15P
✅ Smart Active Balance Battery BMS
✅ 2A Active Cell Balancing
✅ 150A Continuous Charge & Discharge
✅ Supports 8S–24S Battery Packs
✅ Bluetooth APP Monitoring
✅ LCD Display Supported
✅ Supports LiFePO4 / Li-ion / LTO Batteries
✅ High Precision Cell Voltage Monitoring
✅ Professional Grade Battery Protection
Product Features
Powerful 2A Active Cell Balancing
150A Continuous Charge & Discharge Current
Supports 8S–24S Battery Packs
Bluetooth Mobile App Monitoring
LCD Display Compatible
Real-Time Cell Voltage Monitoring
Battery Temperature Monitoring
Battery Capacity (SOC) Display
Intelligent Battery Management
High Precision Voltage Sampling
Low Power Consumption
Stable and Reliable Performance
Easy Installation
Technical Specifications
Model: JK-B2A24S15P
BMS Type: Smart Battery BMS
Battery Type: LiFePO4 / Li-ion / LTO
Battery Strings: 8S–24S
Charge/Discharge Current: 150A
Balance Method: Active Balance
Balance Current: 2A
Communication: Bluetooth
Display: LCD Display Supported
Monitoring: Mobile APP + LCD Display
Application: Solar, EV, Inverter & Energy Storage Systems
Protection Functions
Over Charge Protection
Over Discharge Protection
Over Current Protection
Short Circuit Protection
Temperature Protection
Cell Voltage Protection
Active Cell Balancing
Reverse Connection Protection
Applications
✔️ Solar Energy Storage Systems
✔️ Home Inverter Batteries
✔️ UPS Backup Systems
✔️ Electric Bikes (E-Bike)
✔️ Electric Scooters
✔️ Electric Vehicles (EV)
✔️ DIY Lithium Battery Packs
✔️ RV & Camper Batteries
✔️ Marine Battery Systems
✔️ Portable Power Stations
✔️ 24V, 36V, 48V, 60V & 72V Lithium Battery Packs
Frequently Asked Questions
The JK-B2A24S15P is a high-current Smart Battery Management System (BMS) designed for compatible lithium battery packs. It supports 8S to 24S battery configurations, with a 150A current rating and 2A active cell balancing.
The JK-B2A24S15P supports 8S to 24S lithium battery configurations, making it suitable for a wide range of battery voltage systems.
Yes. It can be used with compatible LiFePO4 (LFP) battery packs when the correct battery chemistry, series configuration and BMS parameters are selected.
Yes. An 8S LiFePO4 battery has a nominal voltage of approximately 25.6V, making the BMS suitable for compatible 24V-class LiFePO4 battery systems.
Yes. A typical 16S LiFePO4 battery has a nominal voltage of approximately 51.2V, and the JK-B2A24S15P supports 16S.
Yes. Its 8S–24S support range allows it to be used with various higher-voltage lithium battery configurations. The exact series count must match the battery chemistry and required voltage.
The JK-B2A24S15P is rated at 150A. Actual safe operating current depends on the battery cells, cables, busbars, terminals, connectors, temperature and complete system design.
The 2A active balancing function transfers energy between individual cells to help reduce voltage differences and maintain better balance throughout the battery pack.
The 2A active balancing function can help:
Reduce voltage differences between cells
Improve battery pack balance
Improve usable battery capacity
Maintain more consistent cell voltages
Improve overall battery performance
Provide stronger balancing for high-capacity battery packs
No. The 2A active balancing current and 150A current rating are separate specifications. The 2A refers to cell balancing, while 150A refers to the BMS's rated current capability.
Yes. It can be used in compatible solar energy storage, inverter battery and high-current lithium battery systems, provided the battery and complete system are properly designed.
Yes. It can be used in compatible inverter battery systems. The inverter's maximum continuous and peak current requirements should be checked before selecting the BMS.
Yes. It can be used in compatible EV, electric bike and electric mobility battery applications where the voltage, chemistry and current requirements match the BMS specifications.
Yes. It can be suitable for a 150Ah lithium battery, provided that the battery cells and complete system can safely handle the required charging and discharging current.
Yes. Its 150A current rating and 2A active balancing make it suitable for many high-current and high-capacity lithium battery applications when properly configured.
The BMS supports 8S to 24S configurations.
For LiFePO4 batteries, common examples include:
8S = approximately 25.6V nominal
16S = approximately 51.2V nominal
20S = approximately 64V nominal
24S = approximately 76.8V nominal
Individual cells in a series-connected battery pack can develop differences in voltage and state of charge. Active balancing helps reduce these differences by transferring energy between cells.
Yes. The 2A active balancing function provides strong balancing capability and can be useful for compatible high-capacity lithium battery packs. The ideal balancing current depends on cell capacity, cell matching and battery configuration.
Yes. It can be installed in a compatible new lithium battery pack. The battery chemistry, series cell count, current requirements, wiring and BMS settings must be correctly matched.
The BMS is rated at 150A, but a 150A application requires the entire battery system to be designed for the required current. Battery cells, busbars, cables, terminals, connectors, fuses and thermal management must all be appropriately rated.
Yes. A 16S LiFePO4 battery is approximately 51.2V nominal, and the JK-B2A24S15P supports 16S. It can be suitable for a 51.2V 150Ah system when the battery cells and system current requirements are compatible.
Yes. A 20S LiFePO4 battery has a nominal voltage of approximately 64V, and the JK-B2A24S15P supports 20S.
Yes. A 24S LiFePO4 battery has a nominal voltage of approximately 76.8V, and the JK-B2A24S15P supports up to 24S.
The BMS can be used for compatible applications such as:
LiFePO4 battery packs
Solar energy storage
High-power inverter batteries
Home energy storage
EV batteries
Electric mobility systems
High-current lithium battery packs
Custom battery systems
You can purchase the JK-B2A24S15P 150A / 2A Active Balancer 8S–24S BMS from Voltpro Energy, subject to product availability.
Visit www.voltproenergy.com to check product availability, specifications and purchasing information.
When purchasing, always verify the exact JK-B2A24S15P model, 150A current rating, 2A active balancing and 8S–24S configuration to ensure compatibility with your lithium battery system.
