Product Description
Our high voltage energy storage systems provide unparalleled solutions for both industrial and commercial energy storage needs.
Ingenious 3+1 level BMS architecture, beautifully engineered for superior performance and reliability.Experience the power of integrated flexible networking; whether you're using a single cluster independently or multiple clusters in parallel, our system effortlessly supports simultaneous online monitoring of total voltage, current, insulation resistance, and relay bonding. It offers real-time monitoring of battery cell safety, intelligent balancing, fault diagnosis, and a robust multi-level alarm and protection system. Combined with precise SOX computing, it enables mass data collection, storage, AI-driven big data security early warning, battery performance monitoring, trend analysis, complex logic processing, and edge computing applications.
Engineered to meet the rigorous demands of DC 1500V design, our system facilitates remote intelligent operation and maintenance, significantly extending battery life, enhancing system stability and security, and cutting down operation and maintenance costs.
BMU |
Operation Voltage |
DC12V-36V |
Operation Current |
≤ 35mA(12V)/≤ 20mA(24V) |
CAN |
1 |
Voltage acquisition strings |
16S~22S , 23S~44S , 45S~66S |
Temperature sensors |
14~54 |
Single detecting |
0~5000mV |
Voltage acquisition accuracy |
±4mV |
Temperature acquisition accuracy |
±1ºC |
Balance |
Supports Passive Balance |
Balance channel |
Supports odd or even number balancing |
Balance Voltage |
100mA |
Analog input detection |
2 |
Software upgrade |
Support CAN bus upgrade |
Withstand voltage |
AC 3100V |
Size |
170*100*31.2mm;360*120*31.2mm |
Product parameters |
BCU |
BAU |
Operation Voltage |
DC12V-36V |
DC12V~36V |
Operation Current |
≤ 70mA(24V) |
≤ 70mA(24V) |
CAN |
3 |
3 |
RS485 |
2 |
5 |
RS232 |
1 |
1 |
Ethernet |
1 |
3 |
Contactor |
6 low-side control 2 high-side control |
3 high-side control/5 low-side control |
Address line |
3 |
3 |
Insulation Detection |
support input |
Support |
Emergency Stop Detection |
Support |
Support |
High voltage interlock |
support input/output interlock |
Support |
Software upgrade |
Support CAN bus upgrade |
Support CAN bus upgrade |
Size |
245*115*29.7mm |
245*106.5*29.7mm |
HV Box |
Model No. |
ZHDL-PDU01 |
ZHDL-PDU02 |
Rated Voltage |
DC1000V |
DC1500V |
Rated Current |
150A,250A |
300A,400A |
AC Input |
AC220V |
Communication Interface |
RS485/CAN |
Exterior Color |
Black/Gray7035 |
Control Voltage |
DC24V |
BAT |
DC:250V~1500V |
Operation Temp |
-40ºC~85ºC |
IP level |
IP43(Not Waterproof) |
Withstand voltage |
GB/T 134131-2023 |
Installation Size |
400*220*530mm |
HMI-Display |
Item |
Parameter |
Description |
Model No. |
DMG-A5WTC |
DGUS-II Intelligent System |
Dimension |
7.0" |
7.0 inch |
Type |
Capacitive touch screen |
Capacitive touch screen |
Resolution |
1024*600 |
Industrial grade IPS screen, 16.7M color |
Luminance |
250nit |
LED backlight, 100 level adjustment |
Communication Interface |
RS232/UART |
Baud rate 115200bps |
Display range |
155*87.5mm |
Wide viewing Angle 85 degrees |
Supply Voltage |
DC12V |
Range 7-36V, |
Operation Current |
≤1A |
Max 300mA,backlight off 150mA |
IP level |
IP65 |
Screen front IP65 |
Withstand voltage |
GB/T 17626.4 B |
Air 8K, Contact 6K |
Installation Size |
210*150mm |
backside 196*136mm |
Product Advantages: Discover the unparalleled strengths of ZHDLi's Smart BMS, designed with cutting-edge technology for your energy storage needs.
* Equipped with a first-class brand high-speed 32-bit MCU and high-performance vehicle-level AFE, ensuring exceptional efficiency and accuracy.
* Featuring a 3+1 level architecture with a modular design, it enhances multi-level protection and allows for flexible multi-cluster configuration.
* Accurate and effective control strategy, supporting insulation and adhesion detection to guarantee safe, stable operation.
* Boasts rich communication interfaces with remarkable scalability, supporting 4G/CAN/RS485/Ethernet communication.
* Employs precise SOC and learning algorithms for automatic SOC correction, greatly enhancing the user experience.
* Cloud BMS management support, offering visual big data analysis, statistics, and comprehensive lifecycle data recording of lithium batteries.
* Facilitates OTA and remote operation and maintenance, featuring online diagnostics, AI fault warning, and SMS alerts.
* Slave control with automatic addressing, ensuring utmost ease of use.
* Offers mass data storage with a millisecond response time, prioritizing safety and reliability.
* Supports high voltage systems up to 1500V, offering versatile slave control BMU solutions. Compatible with air-cooled 16S battery packs, as well as liquid-cooled 48S/52S/64S battery packs.
* Perfect for industrial, commercial energy storage, and large-scale wind power energy storage, our system adeptly manages peak filling, regulation, and frequency modulation, smoothing intermittent energy flow and optimizing new energy consumption.
Application Scenarios: Discover how the ZHDLi Smart BMS transforms energy storage across various industrial and commercial landscapes, ensuring efficiency and reliability.
Main Products
Company Profile
Shenzhen Intelligent Lithium Battery Electronics Co., Ltd., Founded in 2011, Shenzhen Intelligent Lithium Battery Electronics Co., Ltd. stands as a beacon of innovation in high-tech realms. Our core expertise lies in the meticulous research, groundbreaking development, seamless production, and dynamic sales of lithium battery management systems (BMS). Celebrated as a national-level 'Little Giant' enterprise, we specialize in pioneering refined, cutting-edge technologies. Our unwavering dedication is to equip global clientele with lithium battery management solutions that epitomize safety, intelligence, and efficiency.
Our formidable R&D team, comprised of 40% dedicated research professionals, has earned us an impressive portfolio of over 50 national patents. Pioneers in China, we have mastered the art of digital and platform-based management for lithium battery safety. Our esteemed trademark, 'Smart Li Dog,' is at the forefront of innovation, boasting a cloud platform that adeptly manages millions of battery packs. This platform provides unparalleled battery health monitoring and intelligent management services, securing our reputation as leaders in the field.
The heart of our product line is the BMS protection board, renowned for its custom development capabilities and versatility across a range of applications. From low-speed e-bikes and electric motorcycles to electric tricycles, forklifts, drones, and power tools, our products redefine performance and reliability. We also excel in offering expert energy storage battery management solutions tailored for home energy systems, portable power stations, UPS systems, as well as industrial and commercial energy storage scenarios. Our mission is to drive efficient energy utilization and champion sustainable development.
As we gaze into the future, our commitment to innovation remains steadfast. We pledge to continually evolve, offering products and services that set new benchmarks in safety and intelligence for lithium battery management. Our journey is intertwined with the advancement of green energy technologies, paving the way for a brighter, sustainable tomorrow.

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FAQ
Q1:How do I choose the right BMS board?
A1: It depends on your cell & battery pack parameters and your application Scenarios.Please contact the sales or technical support before buying.
Q2: What is your factory production capability?
A2: Our factory can make 50000pcs per month and it can be increased to 100000pcs in 3 months according to the order quantity.
Q3: What is your delivery time?
A: For our standard products, we can deliver in 7-15 days. For OEM and ODM or huge quantity orders, please check with our sales.
Q4: Do you provide OEM/ODM service?
A4: Yes, we have strong R&D team and equipment. OEM/OEM are warmly welcomed.
Q5: What is your shipping terms?
A5: By air, Express (DHL, FEDEX, UPS...) or by sea. It is up to your needs.
Q6: What is your payment terms?
A6: We prefer T/T, L/C is acceptable, please contact with our sales for more information.
Q7: What is your packing details?
A7: Packed by bubble mailers in carton boxes.