High voltage BMS Factory in China


Looking for reliable high voltage BMS? Your search ends here!

Empowering Diverse Energy Solutions

  • High voltage energy storage, industrial power supply station, ships, special vehicle, etc.
high voltage energy storage

High voltage energy storage

industrial power supply station

Industrial power supply station



special vehicle

Special vehicle

Our Comprehensive Range of high voltage BMS Products

  • Cell series:30~512S
  • Voltage Range: 100~1500V
  • Discharging current: ≤200A
  • Battery Type:NCM/LFP
  • Communication : RS485/CAN/UART/TCP
cutomize battery

Transform your unique requirements into reality, crafting BMS solutions perfectly aligned with your needs.

8 Features of Tritek's Battery Management Systems

  • Robust Error Detection: Detects and prevents potential errors, ensuring lithium-ion cells’ safety.
  • OTA Update Support: Allows for firmware updates to keep your system up-to-date.
  • Customized Protection: Tailored solutions with triple protection for current, voltage, and temperature.
  • Efficient Diagnostics: Includes a comprehensive diagnostic tool for history and error tracking.
  • Power-Efficient Modes: Features sleep mode and transport mode for lower power consumption while preserving log data.
  • Communication Options: Offers CAN, RS485, TCP and UART protocols for seamless connectivity.
  • CAN Communication Flexibility: Adaptable from 250k to 1MB to meet customer’s specific needs.
  • Drive Flexibility: Adaptable for both high and low side drive solutions.

None of your needs?

Get a Customized Battery Management System Customized Battery Management System now!

All You Need to Know About Battery Management Systems

bms 2

A Battery Management System (BMS) plays a pivotal role in the world of energy storage systems, particularly in the context of lithium-ion batteries (Li-ion).
These BMS units are crucial components in Li-ion battery packs, whether they operate at low voltage or high voltage levels.
Their primary function is to oversee various aspects of battery management, such as voltage, current limits, and state of charge. BMS units go beyond basic supervision, incorporating additional features for functional safety to ensure the safe operation of Li-ion battery packs, thus ensuring optimal performance and longevity.

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Types of High Voltage BMS

Balancing Type: . Balancing

**Passive Balancing:**
– Passive balancing is a common method used in BMS systems.
– It relies on resistors to dissipate excess energy from overcharged cells as heat.
– Passive balancing is cost-effective and simple but may not be as efficient as active balancing.

**Active Balancing:**
– Active balancing uses electronic components like switches and capacitors to redistribute energy.
– It’s more efficient and can balance cells faster and with greater precision than passive methods.
– Active balancing is often preferred in high-performance or high-capacity battery systems but can be more expensive.

Integration: . BMS

**Integrated BMS:**
– Integrated BMS is built directly into the battery pack or device it manages.
– It’s often used in applications like electric vehicles (EVs) and consumer electronics.
– Integrated BMS can provide a compact and seamless solution, but it may be less flexible for custom setups.

**Standalone BMS:**
– Standalone BMS is a separate unit that can be added to existing battery systems.
– It offers flexibility and compatibility with a wide range of battery configurations.
– Standalone BMS is commonly used in renewable energy systems, where battery packs may vary in size and type.

Communication: . Communication

**Wired Communication:**
– Wired BMS systems use physical cables to transmit data and commands.
– They are known for their reliability and can handle high data transfer rates.
– Wired BMS is often used in critical applications where data accuracy is paramount, such as medical devices or aerospace.

**Wireless Communication:**
– Wireless BMS systems use radio frequency (RF) or other wireless technologies to transmit data.
– They offer flexibility in installation and are suitable for applications where wiring is impractical.
– Wireless BMS can be found in IoT (Internet of Things) and remote monitoring setups.

What makes up a Battery Management System?

battery management system


Temperature Sensor Interface: Temperature sensors are used to monitor the temperature of the battery pack. This information is crucial for ensuring safe operation and preventing overheating.

Communication Interface: The BMS often includes communication interfaces like UART, CAN bus, I2C, or SPI. These interfaces allow the BMS to communicate with external devices, such as battery chargers, host systems, or monitoring tools.

MCU (Microcontroller Unit): The MCU is the brain of the BMS, responsible for data processing, decision-making, and overall control of the system. It collects data from various sensors and communicates with other components to ensure the safe and efficient operation of the battery.

B- (Battery Minus): This terminal is part of the battery pack and is connected to the negative terminal of the battery cells. It provides a reference point for measuring cell voltages and is used for balancing cells.

P- (Pack Minus): P- is the negative terminal of the entire battery pack, including all the cells in the pack. It serves as the main negative connection point for the entire pack.

Power MOSFET (MOS Tube): Power MOSFETs are used for controlling the charging and discharging of the battery cells. They act as switches to regulate the flow of current and protect against overcharging or over-discharging.

Battery Collecting Cable: These cables connect the AFE to the battery cells for voltage and current sensing. They are essential for collecting data from individual cells.

AFE (Analog Front End): The AFE is a critical component that interfaces with the battery cells. It measures cell voltages and currents accurately and feeds this data to the MCU for processing. It also plays a role in balancing cells.

The Functions of Battery Management System

Basic function

Core function

Application related function

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The Topologies of Battery Management System

BMS topologies

Centralized BMS

It has the advantages of low cost, compact structure, and high reliability.
It is commonly used in scenarios where the capacity is low, the total voltage is low, and the battery system volume is small. Such as power tools, intelligent robots (handling robots, assist robots), IOT smart home (sweeping robots, electric vacuum cleaners), electric forklifts, electric low-speed vehicles (electric bicycles, electric motorcycles, electric sightseeing vehicles, electric patrol cars, electric golf carts, etc.), light hybrid vehicles.

Distributed BMS

Electric vehicles (pure electric, plug-in hybrid), electric ships, etc.

Modular BMS

Container energy storage system (EMS), energy storage power station. etc.

Four communication protocols commonly used in BMS

  • CAN BUS is a robust and reliable communication protocol widely used in BMS. It enables real-time data exchange between components, ensuring seamless coordination within the battery system.
  • CAN BUS is known for its high data transmission rate, fault tolerance, and suitability for complex BMS applications.
  • UART is a fundamental communication protocol in BMS that allows for serial data transmission. It is known for its simplicity and ease of implementation.
  • UART is often used for basic communication tasks within the BMS, offering a straightforward way to exchange data between components.
rs485 communication protocol
  • RS485 is a widely adopted communication standard in BMS for applications that require longer communication distances and noise immunity.
  • It’s well-suited for multi-node systems and offers differential signaling, ensuring reliable data transmission even in electrically noisy environments.
tcp (transmission control protocol)

TCP (Transmission Control Protocol)

  • TCP is a network communication protocol often used in BMS for remote monitoring and control. It enables secure and orderly data transfer over the internet or local networks.
  • TCP ensures data integrity and reliability, making it ideal for applications where remote access to BMS data is essential.

How to produce a Battery Management System?

8 steps to know how a smart bms is made
step 1, pcb upper plate

Step 1: PCB Upper Plate

Place PCB material online as per SOP.

printing solder paste device desen classic 1009

Step 2: Printing Solder Paste:

– Store solder paste at 0-10°C.
– Use within 6 months (after opening).
– Restore paste to 25±2°C before use.
– Clean both sides of steel mesh every 4 hours.

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Step 3: Online SPI (Solder Paste Inspection)

– Optically 2D(or 3D) measure solder paste after PCB printing.
– Detect micron-level defects to ensure quality.

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Step 4: Electronic Component Attach

Mount electronic components based on BOM list.

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Step 5: AOI Test (Automated Optical Inspection)

– Detect welding defects using optical technology.
– Check component patch quality.

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Step 6: Reflow Furnace Welding

– Heat PCB and attached components to achieve welding.
– Controlled temperature prevents oxidation and cost control.

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Step 7: AOI Test (Automated Optical Inspection test) (Again): tion)

– Recheck welding quality.
– Perform repairs if needed.

pcb to remove device mks 250jy

Step 8: PCB Removal

– Remove tested PCBAs with mounted components.
– Conduct first piece confirmation, appearance, BGA, and QA inspections.
– Package and store after confirmation.

Key Factors to Consider when Designing a Custom BMS

Battery Chemistry:
Different battery chemistries (e.g., lithium-ion, lead-acid, nickel-cadmium) have unique characteristics and require specific BMS designs. Consider the chemistry of your batteries and tailor the BMS accordingly.

Voltage and Capacity:
Determine the voltage and capacity requirements of your battery pack. The BMS should be designed to handle the specific voltage range and capacity of the batteries.

Cell Configuration:
Depending on your application, batteries can be connected in series, parallel, or a combination of both. Ensure the BMS can monitor and manage cells in the chosen configuration.

Safety is paramount. Implement safeguards to prevent overcharging, over-discharging, short circuits, and thermal runaway. Include temperature sensors and other safety features to protect the batteries and surroundings.

If your battery pack includes multiple cells, the BMS should have a balancing function to ensure that all cells remain at similar voltage levels, which maximizes the lifespan of the pack.

Consider how the BMS communicates with external systems or users. This might involve data logging, remote monitoring, or integration with other control systems.

State of Charge (SOC) and State of Health (SOH) Estimation:
Implement algorithms for accurate SOC and SOH estimation, which are critical for understanding the battery’s current capacity and predicting its remaining lifespan.

Current Sensing:
Accurate current sensing is essential for monitoring the charge and discharge rates of the battery. Use appropriate current sensors to measure these parameters.



Redundancy and Fail-Safe Design:
Ensure redundancy in critical components and design the BMS with fail-safe mechanisms to minimize the risk of system failure.

Environmental Factors:
Consider the operating environment, including temperature extremes, humidity, and exposure to shock or vibration. Choose components that can withstand these conditions.

If your application may require future expansion or changes in battery configuration, design the BMS with scalability in mind.

Regulatory Compliance:
Comply with relevant safety and industry standards (e.g., UL, IEC) and consider any specific regulations that apply to your application or industry.

Cost and Budget:
Balance the desired features with the available budget. Customizing a BMS can be expensive, so prioritize essential functions and safety.

User Interface:
Consider how users will interact with the BMS, whether through a graphical user interface (GUI) or other means.

Testing and Validation:
Rigorous testing and validation are crucial to ensure the BMS functions as intended and meets safety and performance requirements.

Firmware and Software:
Develop or customize the firmware and software that control the BMS, ensuring it aligns with your specific requirements.

Plan for maintenance and servicing. Ensure that the BMS can be accessed and repaired if necessary without compromising safety.

Cell Monitoring:
Monitor individual cell voltages, temperatures, and internal resistance. This information helps identify weak or failing cells within the battery pack.


Request a Quote for your High Voltage BMS High Voltage BMS now!

Why Tritek? - High voltage BMS Manufacturer

Welcome to the world of high voltage Battery Management Systems (BMS) – the heart of lithium-ion battery technology and energy storage systems.

As a high-tech company specializing in lithium-ion battery peripheral equipment, Tritek leads the way in high voltage BMS solutions.

Our cutting-edge systems ensure the peak performance of high voltage batteries, battery modules, and battery packs, maintaining state-of-health and optimizing energy storage.

With advanced control functions and cell monitoring units, we provide functional safety and temperature management for electric vehicles, energy storage applications, etc.

Trust Tritek for the ultimate in good BMS practices and reliable communication interfaces.

There are only two brands of BMS, Tritek and others

R&D Excellence

Advanced Manufacturing

Quality Assurance

Exceptional Support

Testimonial from Tritek's customer

I have had the pleasure of working with Tritek for several years now, and I can confidently say that they are an invaluable partner for our projects. Their Battery Management Systems have consistently exceeded our expectations in terms of performance, reliability, and safety. Tritek's attention to detail and commitment to customization has allowed us to fine-tune our battery solutions to perfection. I wholeheartedly recommend Tritek to anyone seeking a reliable and high-quality BMS supplier.
project manager
Adam Sendler
Project Manager
Reliability and quality are paramount in our supplier selection process, and Tritek has consistently delivered on both fronts. Their Battery Management Systems have not only met but often surpassed our stringent quality standards. What sets Tritek apart is not just their exceptional product quality but also their unwavering commitment to customer service. From procurement to post-sales support, Tritek's team has been responsive and dependable. We rely on them as a trusted partner, and I have no hesitation in recommending Tritek for all your BMS needs.
purchase manager
Mike Stuart
Purchase Manager

FAQ Guide

Yes, we can provide customization options based on the customer’s requirements.

Our products have passed various international certifications, such as EN15194, CE, FCC, Rohs, Reach, and more.

We have established an after-sales center in Europe. We are customer-oriented and dedicated to providing support and assistance.

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Email: lotus.ho@tritekpower.cn

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Inquiry Form

Tritek is your ODM & OEM partner , and we pay close attention to your requirements.

Inquiry Form

Tritek is your ODM & OEM partner , and we pay close attention to your requirements.