The JK-PB2A16S30P V19 Inverter BMS is a high-performance smart battery management system designed for solar energy storage, inverter batteries, UPS systems, RV applications, and backup power solutions
Featuring 2A Active Balancing, 300A continuous charge/discharge current, and 600A peak discharge current, it ensures maximum battery protection, longer battery life, and efficient cell balancing
Compatible with LiFePO4, Lithium-ion, and LTO batteries, this smart inverter BMS s
Tip: Scroll inside the gallery to browse all images.
Product Description
Short Description
The JK-PB2A16S30P V19 Inverter BMS is a high-performance smart battery management system designed for solar energy storage, inverter batteries, UPS systems, RV applications, and backup power solutions. Featuring 2A Active Balancing, 300A continuous charge/discharge current, and 600A peak discharge current, it ensures maximum battery protection, longer battery life, and efficient cell balancing.
Compatible with LiFePO4, Lithium-ion, and LTO batteries, this smart inverter BMS supports Bluetooth, RS232, RS485, CAN Bus, and Heating Function, making it ideal for advanced energy storage systems.
Product Highlights
✅ V19 Latest JK Inverter BMS
✅ 2A Active Balancer Technology
✅ 300A Continuous Charge/Discharge Current
✅ 600A Peak Discharge Current
✅ Supports 8S-16S Battery Packs
✅ Bluetooth App Monitoring
✅ CAN Bus Communication
✅ RS485 Communication
✅ RS232 Communication
✅ Heating Function Support
✅ LiFePO4 Battery Support
✅ Lithium-ion Battery Support
✅ LTO Battery Support
✅ Real-Time Battery Monitoring
✅ Smart Inverter Communication
✅ Advanced Battery Protection System
Product Features
Advanced 2A Active Balancing
Maintains balanced cell voltages to improve battery efficiency, increase battery lifespan, and maximize usable capacity.
Smart Inverter Communication
Supports CAN, RS485, and RS232 protocols for seamless integration with compatible inverter systems.
High Current Performance
Capable of handling 300A continuous charge/discharge current and up to 600A peak current for demanding energy storage applications.
Bluetooth Monitoring
Monitor battery voltage, current, SOC, temperature, cell voltages, and alarms directly from your smartphone.
Multi-Battery Compatibility
Compatible with LiFePO4, Lithium-ion, and LTO battery chemistries.
Comprehensive Protection
Provides overcharge, over-discharge, overcurrent, short-circuit, temperature, and cell imbalance protection.
Technical Specifications
Model: JK-PB2A16S30P
Version: V19
BMS Type: Smart Inverter BMS
Balance Method: Active Balance
Balance Current: 2A
Continuous Current: 300A
Peak Current: 600A
Battery Strings: 8S-16S
Battery Type: LiFePO4 / Lithium-ion / LTO
Communication: Bluetooth / CAN / RS485 / RS232
Heating Function: Supported
Size: 300 × 100 × 24 mm
Applications
✔️ Solar Energy Storage Systems
✔️ Home Inverter Batteries
✔️ UPS Backup Power Systems
✔️ Off-Grid Solar Projects
✔️ Telecom Energy Storage
✔️ Industrial Battery Banks
✔️ Lithium Battery Packs
✔️ Residential Energy Storage
Frequently Asked Questions
The JK-PB2A16S30P is a Smart Battery Management System (BMS) designed for high-current lithium battery applications. It supports 8S to 16S battery configurations, with a 300A current rating and 2A active cell balancing.
The JK-PB2A16S30P supports 8S to 16S battery configurations, making it suitable for lithium battery packs with 8 to 16 cells connected in series.
Yes. An 8S LiFePO4 battery has a nominal voltage of approximately 25.6V, making this BMS suitable for compatible 24V-class LiFePO4 battery systems.
Yes. A typical 16S LiFePO4 battery has a nominal voltage of approximately 51.2V. Since the JK-PB2A16S30P supports up to 16S, it can be used for compatible 48V-class LiFePO4 battery systems.
The JK-PB2A16S30P is rated at 300A. Actual safe operating current depends on the battery cells, busbars, cables, connectors, terminals, temperature, and complete battery system design.
The 2A active balancing function transfers energy between individual cells to help reduce voltage differences and maintain better balance across 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 larger-capacity battery packs
Yes. The JK-PB2A16S30P can be used for compatible LiFePO4 battery applications, provided that the correct battery chemistry, series configuration, and BMS parameters are selected.
Depending on the exact product version and configuration, the JK-PB series can support compatible lithium battery chemistries such as LiFePO4, Lithium-ion, and LTO. The BMS must be correctly configured for the selected battery chemistry.
The BMS can be used in compatible high-current applications such as:
High-capacity LiFePO4 battery packs
Solar energy storage systems
High-power inverter batteries
Home and commercial energy storage
24V and 48V battery systems
EV and electric vehicle batteries
Electric mobility applications
High-current custom lithium battery packs
Yes. It can be used in compatible high-power solar energy storage and inverter battery systems where the required current is within the BMS rating and the complete battery system is properly designed.
Yes, provided the battery voltage, chemistry, and current requirements are compatible. The 8S–16S range and 300A current rating make it suitable for various high-current 24V and 48V-class EV and electric mobility applications.
The JK-PB series is designed for applications where BMS-to-inverter communication may be required. Available communication protocols and supported inverter compatibility depend on the exact BMS version and configuration. Always verify compatibility before purchase.
JK Smart BMS models may include Bluetooth monitoring and mobile app functionality depending on the exact product version. Please verify the communication features of the specific unit before purchase.
The BMS is designed to monitor and protect compatible battery systems against abnormal conditions such as over-voltage, under-voltage, over-current, short circuit, and temperature-related conditions, according to the configured parameters and product version.
It can be suitable for a 300Ah lithium battery, depending on the battery's required charge and discharge current. The battery cells, busbars, cables, and complete system must also be capable of safely handling the required current.
No. The 2A active balancing current and 300A current rating are separate specifications.
The 2A rating refers to the active cell balancing function, while 300A refers to the BMS's rated current capability.
The BMS supports 8S to 16S configurations.
For LiFePO4 batteries, examples include:
8S = approximately 25.6V nominal
16S = approximately 51.2V nominal
Individual cells connected in series can develop differences in voltage and state of charge. Active balancing transfers energy between cells to help reduce these differences and maintain a more balanced battery pack.
Yes. 2A active balancing provides strong balancing capability and can be useful for compatible larger-capacity lithium battery packs. The appropriate balancing current still depends on cell capacity, cell matching, battery configuration, and application requirements.
Yes. It can be installed in a compatible new lithium battery pack. The battery chemistry, series cell count, current requirements, wiring, busbars, and BMS settings must be correctly matched.
The 300A rating represents the BMS's rated current capability. However, a 300A application requires the entire battery system to be designed for that current.
Battery cells, busbars, cables, terminals, connectors, fuses, contactors, and thermal management should all be appropriately rated. High-current installations should be professionally designed and protected.
The JK-PB2A16S30P is suitable for users looking for a 300A Smart BMS with 2A active balancing and 8S–16S support for compatible high-current lithium battery systems, including high-power solar storage, inverter systems, EV applications, and custom LiFePO4 battery packs.
Both models support 8S–16S battery configurations and provide 2A active balancing. The main difference is the current rating:
JK-PB2A16S20P: 200A / 2A Active Balancing
JK-PB2A16S30P: 300A / 2A Active Balancing
The JK-PB2A16S30P is designed for applications requiring a higher current rating.
You can purchase the JK-PB2A16S30P 300A 2A Active Balancer 8S–16S 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-PB2A16S30P model, 300A current rating, 2A active balancing, and 8S–16S configuration to ensure compatibility with your lithium battery system.
