JK Smart BMS 150A with 1A Active Balancer | 8S-20S LiFePO4, Lithium-Ion & LTO Battery Management System | 300A Peak Discharge | EV Bike & Electric Vehicle Battery BMS | Bluetooth & RS485 Support
Rs 14,000
Govt Tax: +Rs 560.00(Govt Tax 4%)
JK Smart BMS 150A with 1A Active Balancer | 8S-20S LiFePO4, Lithium-Ion & LTO Battery Management System | 300A Peak Discharge | EV Bike & Electric Vehicle Battery BMS | Bluetooth & RS485 Support
The JK-B1A20S15P Smart Active Balance BMS is a high-performance Battery Management System designed for EV Bikes, Electric Vehicles, Electric Scooters, E-Rickshaws, and lithium battery packs
Equipped with 1A Active Balancing, 150A continuous current, and 300A peak discharge current, it ensures maximum battery safety, longer battery life, and superior performance
Compatible with LiFePO4, Lithium-Ion, and LTO batteries, it supports 8S-20S battery configurations, making it idea
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Product Description
Short Description
The JK-B1A20S15P Smart Active Balance BMS is a high-performance Battery Management System designed for EV Bikes, Electric Vehicles, Electric Scooters, E-Rickshaws, and lithium battery packs. Equipped with 1A Active Balancing, 150A continuous current, and 300A peak discharge current, it ensures maximum battery safety, longer battery life, and superior performance. Compatible with LiFePO4, Lithium-Ion, and LTO batteries, it supports 8S-20S battery configurations, making it ideal for 24V, 48V, 60V, and selected 72V battery systems.
Key Highlights
✅ 150A Continuous Charge & Discharge Current
✅ 300A Peak Discharge Current
✅ 1A Active Balancing Technology
✅ Bluetooth App Monitoring
✅ RS485 Communication Support
✅ Supports 8S-20S Battery Packs
✅ Ideal for EV Bikes & Electric Vehicles
✅ Suitable for Electric Scooters & E-Rickshaws
✅ Supports 24V, 48V & 60V Battery Systems
✅ Compatible with Selected 72V Battery Configurations
✅ LiFePO4, Lithium-Ion & LTO Compatible
✅ Smart Battery Protection System
✅ Overcharge Protection
✅ Over-Discharge Protection
✅ Overcurrent Protection
✅ Short Circuit Protection
✅ Temperature Protection
Product Features
Built for EV Bikes & Electric Vehicles
The JK-B1A20S15P is specifically designed for:
* Electric Bike Battery Packs
* Electric Scooters
* Electric Motorcycles
* E-Rickshaws
* EV Conversion Projects
* High-Power Lithium Battery Systems
Advanced 1A Active Balancing
The built-in 1A Active Balancer automatically transfers energy between cells, reducing voltage differences and maximizing battery lifespan.
Powerful 150A Continuous Output
Provides stable power delivery for high-current applications including electric mobility and energy storage systems.
300A Peak Discharge Support
Capable of handling heavy startup loads and acceleration currents required by EV Bikes and Electric Vehicles.
Bluetooth & RS485 Communication
Monitor battery performance in real-time through the JK mobile app and connect to compatible monitoring systems through RS485 communication.
Multi-Chemistry Compatibility Supports:
* LiFePO4 Batteries
* Lithium-Ion Batteries
* LTO Batteries
Frequently Asked Questions
The JK-B1A20S15P is a Smart Battery Management System (BMS) designed to monitor, manage, and protect compatible lithium battery packs. It supports 8S to 20S battery configurations, with a 150A continuous discharge rating and 1A active cell balancing.
The JK-B1A20S15P supports 8S to 20S battery configurations, making it suitable for battery packs containing 8 to 20 cells connected in series, depending on the battery chemistry and required voltage.
Yes. An 8S LiFePO4 battery has a nominal voltage of approximately 25.6V, making this BMS suitable for compatible 24V-class LiFePO4 battery systems when correctly configured.
Yes. A typical 16S LiFePO4 battery has a nominal voltage of approximately 51.2V. The JK-B1A20S15P supports 16S configurations and can therefore be used for compatible 48V-class LiFePO4 battery systems.
Yes, depending on the battery chemistry and series configuration. The 8S–20S range allows the BMS to be used for various higher-voltage lithium battery configurations when the correct cell count and BMS settings are selected.
The JK-B1A20S15P is rated for 150A continuous discharge current. The actual safe operating current also depends on the battery cells, wiring, connectors, terminals, temperature, and overall system design.
The 1A active balancing function helps reduce voltage differences between individual cells by transferring energy between cells. This helps maintain better voltage balance across the battery pack.
Active balancing can help:
Reduce voltage differences between cells
Improve battery pack balance
Improve usable battery capacity
Maintain more consistent cell voltages
Improve overall battery performance
Support better long-term battery management
Yes. The JK-B1A20S15P can be used for compatible LiFePO4 battery applications, provided that the correct cell chemistry, series configuration, and BMS parameters are selected.
The BMS can be used in a wide range of compatible lithium battery applications, including:
LiFePO4 battery packs
Solar energy storage systems
Inverter batteries
Home energy storage
High-voltage lithium battery systems
EV and electric vehicle batteries
Custom lithium battery packs
Yes. It can be used in compatible solar energy storage and inverter battery systems. The 150A current rating makes it suitable for many high-current applications, provided that the battery cells, cables, inverter, and other components are properly matched.
Yes, where the battery voltage and current requirements are compatible. The 8S–20S range makes it suitable for many higher-voltage EV and electric mobility battery configurations. Always match the BMS rating with the controller, motor, battery cells, and wiring.
JK Smart BMS models may include Bluetooth monitoring and mobile app functionality depending on the exact model and version. Please verify the communication features of the specific product before purchase.
The BMS is designed to monitor and protect the battery against abnormal operating conditions such as over-voltage, under-voltage, over-current, and temperature-related conditions, according to the configured parameters and product version.
Yes, it may be suitable for batteries with different Ah capacities. BMS selection should not be based only on battery capacity. The battery chemistry, series configuration, maximum charge/discharge current, and application requirements must also be considered.
No. The 1A active balancing current and 150A continuous discharge rating are separate specifications.
The 1A rating refers to the cell balancing function, while 150A refers to the BMS's rated continuous discharge capability.
The BMS supports 8S to 20S configurations. The actual battery voltage depends on the cell chemistry.
For LiFePO4 batteries, examples include:
8S = approximately 25.6V nominal
16S = approximately 51.2V nominal
20S = approximately 64V nominal
Individual cells connected in series can have differences in voltage and state of charge. Active balancing helps reduce these differences and can help the battery pack operate more consistently.
Yes. It can be installed in a new compatible lithium battery pack. The battery's chemistry, series cell count, current requirements, wiring, and BMS settings must be correctly matched.
The 150A rating represents the BMS's rated continuous discharge capability, but the complete battery system must also be capable of safely supplying the required current. Cell specifications, cables, connectors, terminals, temperature, and installation quality must all be considered.
The JK-B1A20S15P is suitable for users looking for a 150A Smart BMS with 1A active balancing and 8S–20S support for compatible lithium battery applications such as solar storage, inverter systems, EV batteries, and custom LiFePO4 battery packs.
The main difference is the supported series configuration and voltage range.
The JK-B1A20S15P supports 8S–20S, making it suitable for higher-voltage battery packs, while 4S–8S models are intended for lower-voltage configurations.
Before purchasing, provide:
Battery chemistry
Battery voltage
Number of cells in series
Battery Ah capacity
Maximum load current
Maximum charging current
Inverter or controller model
Application type
When purchasing the JK-B1A20S15P in Pakistan, verify the exact JK-B1A20S15P model, 150A current rating, 1A active balancing, and 8S–20S configuration to ensure compatibility with your lithium battery system.
JK Smart BMS 150A with 1A Active Balancer | 8S-20S LiFePO4, Lithium-Ion & LTO Battery Management System | 300A Peak Discharge | EV Bike & Electric Vehicle Battery BMS | Bluetooth & RS485 Support
