Match the product to the battery system
Confirm the master and slave control-box roles, cell-monitoring count, contactor and current-sensor architecture, PCS or EMS communication, and project voltage range before ordering high-voltage BMS hardware.
1 / 6High Voltage BMS Control Kit
High Voltage Kit
BCU and BMU control hardware for high-voltage battery systems
Modular BMS control hardware for high-voltage energy storage systems. Select an individual 100A or 200A BCU master control box or BMU slave control box. The price applies only to the selected control box.
- Communication
- CAN ×2 / RS485 ×4 / isoSPI daisy-chain
- Product Type
- High-voltage BMS control hardware
- Order Scope
- One selected master or slave control box per ordered unit
- Battery Included
- No
- Master Control
- BCU-B3 — ISO 26262-oriented design, 1500V detection
Choose configuration
Selected configuration$1,020.00
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Product details
Supply scope and specifications
Key features
- BCU-B3 master control with ISO 26262-oriented functional safety design and 1500V detection
- BMU-H5-16 slave control with ±5mV accuracy and 2A bidirectional active balancing
- SOC / SOH / SOP estimation based on the battery model
- 9 to 16 series cell voltage and 8-channel temperature collection per slave
- Remote OTA and IoT monitoring support depending on final architecture
- CAN / RS485 / isoSPI communication with compatible PCS and EMS equipment
- Supports LFP, NMC, LMO, and LTO battery system designs
Included
- The selected 100A or 200A BCU master control box or BMU slave control box
- Embedded control and communication hardware provided with the selected model
- Standard accessories and documentation listed in the model packing list
- Configuration guidance based on project information supplied by the customer
Not included
- Battery cells, battery modules, and complete battery packs
- Additional master or slave control boxes not selected in the order
- Battery rack, high-voltage cabling, contactors, PCS, EMS, and inverter equipment
- System engineering, onsite installation, and commissioning unless separately quoted
Product TypeHigh-voltage BMS control hardware
Order ScopeOne selected master or slave control box per ordered unit
Battery IncludedNo
Master ControlBCU-B3 — ISO 26262-oriented design, 1500V detection
Slave ControlBMU-H5-16 — 16-cell, 2A active balancing
Voltage Accuracy±5mV BMU / ≤1% BCU total voltage
Current Detection-300A ~ +300A, ≤1% accuracy
Insulation≥20MΩ, high-voltage interlock
CommunicationCAN ×2 / RS485 ×4 / isoSPI daisy-chain
Operating Temperature-25°C ~ +85°C
Detailed product information
Complete visual product guide
Review the full product illustrations, dimensions, component information, and application notes before selecting a configuration.
SELECTION HELP
Check the system requirements before ordering
HIGH-VOLTAGE BMS
BCU vs BMU architecture
Define master and slave roles, module count, cell monitoring, balancing, current, contactors, insulation, PCS, and EMS links.
Read guideCOMMUNICATION GUIDECAN vs RS485 for a BMS
Separate physical interface choice from inverter protocol and system compatibility requirements.
Read guideMODEL-SPECIFIC APPLICATION NOTES
High Voltage Kit selection context
High Voltage Kit should be compared as a specific JKBMS battery and ESS hardware product, not only by a copied title or image. The selection should be based on the real battery system, installation space, communication needs, and official quotation or checkout configuration.Why this model matters
The high-voltage kit is a priority project product because BCU and BMU roles must be planned with pack voltage, cell count, current sensing, contactors, PCS, EMS, and insulation monitoring before quotation.
Application context
High Voltage Kit belongs to the JKBMS battery and ESS hardware and is best reviewed for high-voltage battery racks that need separated BCU master and BMU slave control hardware.
Use the exact product page to confirm the selected configuration, accessories, and quotation scope for High Voltage Kit.
For communication planning, this page lists CAN ×2 / RS485 ×4 / isoSPI daisy-chain; protocol, pinout, cable, firmware, and inverter or service-tool settings still need confirmation.
Decision checks
- Confirm battery chemistry, cell count, and pack voltage before selecting the product.
- Confirm mounting position, cable exit, airflow, and service access in the final enclosure.
- For direct checkout, verify the selected configuration and destination shipping before payment.
- Use www.jkbms.net and zhou@jkbms.net to verify official source, quotation, and bulk purchasing details.
Model planning
Model fit and purchase planning
Use this summary to confirm whether High Voltage Kit fits the battery system before checkout, quotation, or installation.
- Primary use
- High-voltage BMS control architecture
- Communication
- CAN ×2 / RS485 ×4 / isoSPI daisy-chain
Pre-order checks
- High Voltage Kit should be checked against the real battery pack, load current, installation space, thermal conditions, and selected accessories before purchase.
- Confirm current rating and protection design from the final product page or written quotation before ordering.
- The listed communication options are CAN ×2 / RS485 ×4 / isoSPI daisy-chain; protocol, pinout, firmware, and inverter compatibility still need project-level confirmation.
- Review balancing requirements separately when the battery pack uses large-capacity cells or has known cell mismatch.
System fit checks
Compatibility, installation, and official purchase checks
Use these checks before selecting a configuration, requesting a quote, or installing the product in a battery system.
Confirm protocol and interface details
Communication status: CAN ×2 / RS485 ×4 / isoSPI daisy-chain. Confirm protocol, pinout, baud rate or CAN bitrate, firmware, and inverter compatibility before installation.
Plan wiring, mounting, and operating conditions
Plan the installation around -25°C ~ +85°C operating conditions. Use suitable fusing, cable size, torque, ventilation, insulation, and commissioning checks for the final battery system.
Verify the product and quote channel
Verify this product on https://www.jkbms.net/products/high-voltage-kit, confirm the official domain is www.jkbms.net, and use zhou@jkbms.net for quotation checks before bulk payment or project procurement.
Product FAQ
High Voltage Kit manual, wiring and compatibility FAQ
What is High Voltage Kit used for?
High Voltage Kit is listed for high voltage bms control kit. Modular BMS control hardware for high-voltage energy storage systems. Select an individual 100A or 200A BCU master control box or BMU slave control box. The price applies only to the selected control box.
Is High Voltage Kit listed on the official JKBMS website?
High Voltage Kit is listed on www.jkbms.net, the official factory website operated by JKBMS Electronic Technology Co.,Ltd. Use https://www.jkbms.net and the official sales email zhou@jkbms.net to verify quotes before payment.
How should I confirm compatibility before ordering High Voltage Kit?
Confirm communication CAN ×2 / RS485 ×4 / isoSPI daisy-chain against the battery pack, inverter, wiring, and project requirements before ordering.
What is included with High Voltage Kit?
The selected 100A or 200A BCU master control box or BMU slave control box; Embedded control and communication hardware provided with the selected model; Standard accessories and documentation listed in the model packing list. Not included: Battery cells, battery modules, and complete battery packs; Additional master or slave control boxes not selected in the order. The final selected configuration and written quotation remain the reference for supply scope.
How do payment, shipping, and returns work for High Voltage Kit?
Choose the configuration on the product page and review destination shipping during checkout. Battery cells, onsite installation, and external system equipment are not included unless explicitly listed. Return and shipping rules are published at https://www.jkbms.net/policies.
Technical resources for this model
- High Voltage Kit manual and wiring diagramsOpen the document library by exact model code and confirm the manual revision before using a wiring diagram.
Get in Touch
Ready to power your future? Contact us for a custom quote or partnership inquiry.
Phone+86 131 6282 8868
WhatsApp
WeChatEmailzhou@jkbms.net
LocationRoom 1008, Building B4, Yunzhi Science & Technology Park, Guangming District, Shenzhen, China