Home > Products > Lithium ion bms > 3S 4S BMS

3S 4S BMS

Order 3S 4S BMS Choose LWS®. LWS was founded in 2006, we are leading battery protection board for lithium-ion & LiFePo4 battery back developer and manufacturer. We've invested heavily in basic material research and technologies, complemented with our state-of-the-art equipment and rigorous quality control process to guarantee the consistency and safety of our products.
Our mainly products are multi-series & high-current battery protection modules of power type lithium battery pack, in addition to the conventional hardware control scheme also developed with software function of the BMS for lithium ion, polymer lithium-ion, lithium iron phosphate lifepo4 battery pack from 1S 2S digital product battery PCM to 3S-35S (3S 4S 5S 6S 7S 8S 9S 10S 11S 12S 13S 14S 15S 16S 17S 18S 19S 20S 21S 22S 23S 24S 25S 26S 27S 28S 29S 30S 32S 35S) power battery pack management system BMS, working current up to 300 A. We have successfully developed and mass production more than 1000 models of lithium battery protection board, power type lithium battery protection board etc.
LWS® has full set automation production equipment and sophisticated detection equipment, comfortable office environment, and with a complete and scientific quality management system, all producing processes are strictly in accordance with ISO 9000. We take responsibility for our customers and understand their requirement of stability in battery protection boards manufacturing. Thanks to our advanced production process, and strictly quality control process, we fulfill almost every customer requirement. We bring together the industry's high-end talents for R&D, engineering, and management, with strong design and development capabilities and quality assurance capabilities, perfect quality management system to ensure that each protection board with the standard of "perfect order, under control, fundamentally stable", the quality and environmental protection concept of the importance, are the principle of all LWS’ employees what are long adhered. 
View as  
 
Active Balance smart 4s 100a LiFePO 12V LFP BMS for EV

Active Balance smart 4s 100a LiFePO 12V LFP BMS for EV

LWS® Active Balance Smart 4S 100A LiFePO 12V LFP BMS for EV. With a decade of expertise in battery management systems, LWS® brings you this state-of-the-art solution. Authenticated by ISO9001, our BMS guarantees precision analysis and determination. Achieving CE/RoHS compliance, it ensures efficient performance and safety. Say goodbye to MOQ constraints with our flexible inventory policy. Elevate your EV experience with our Active Balance Smart BMS!

Read MoreSend Inquiry
Active Balancer 4s 25A LFP LiFePO4 12V 12.8V BMS with RS485 Can

Active Balancer 4s 25A LFP LiFePO4 12V 12.8V BMS with RS485 Can

LWS® Active Balancer 4S 25A LFP LiFePO4 12V 12.8V BMS with RS485 Can. With over a decade of experience, our BMS boasts robust engineering, intelligent monitoring, and CE/RoHS compliance. Enjoy efficient performance and safety in a compact package.

Read MoreSend Inquiry
Active Balance PCM PCB 4s 15A LiFePO4 12.8V BMS for E-Bike Scooter

Active Balance PCM PCB 4s 15A LiFePO4 12.8V BMS for E-Bike Scooter

LWS® Active Balance PCM PCB 4S 15A LiFePO4 12.8V BMS for E-Bike Scooter. With over a decade of expertise, we excel in creating advanced BMS solutions. Our CE and RoHS certified BMS guarantees superior performance and safety. Buy now for efficient power management.

Read MoreSend Inquiry
Balanced Smart 4s 150A LiFePO4 Battery Pack 12V 12.8V BMS for EV

Balanced Smart 4s 150A LiFePO4 Battery Pack 12V 12.8V BMS for EV

LWS® Balanced Smart 4S 150A LiFePO4 Battery Pack 12V 12.8V BMS for EV, brought to you by LWS®. With over a decade of expertise in battery protection board manufacturing and ISO9001 authentication, our LWS® team is committed to providing you with top-notch precision analysis, engineering excellence, and impeccable after-sales service. Rest assured, our CE and RoHS certified BMS ensures reliability and compliance with industry standards for your electric vehicle needs.

Read MoreSend Inquiry
3S 4S 10A 14.8V Lithium-ion lifepo4 Battery BMS

3S 4S 10A 14.8V Lithium-ion lifepo4 Battery BMS

LWS® is a leading high-tech enterprise specializing in the research, development, production, and customer service of multi-series and power type lithium battery protection boards. Our CE and RoHS certified 3S 4S 10A 14.8V Lithium-ion lifepo4 Battery BMS reflects our years of expertise in BMS production. With a strong quality advantage, our products undergo rigorous testing, including high-precision E-Testing and 100% quality assurance. Choose LWS® for top-tier battery protection solutions!

Read MoreSend Inquiry
Smart 4S 8A 14.8V BMS Advanced Battery Management System for Lithium-ion Batterie

Smart 4S 8A 14.8V BMS Advanced Battery Management System for Lithium-ion Batterie

The Smart 4S 8A 14.8V BMS Advanced Battery Management System for Lithium-ion Batterie. With 10+ years of expertise, ISO9001 certification, and a highly responsible engineering team, our BMS ensures precise analysis and robust protection. Featuring intelligent monitoring and CE/RoHS compliance, it guarantees efficient performance and safety. No MOQ thanks to flexible inventory policy.

Read MoreSend Inquiry
LWS has been producing 3S 4S BMS for many years and is one of the professional 3S 4S BMS manufacturers and Suppliers in China. We are aiming to provide low cost and highest quality 3S 4S BMS to our consumer, and looking forward to work with more and more global brands. Besides, we have obtained some international quality certificate. If you are interested in our products, we will give you a satisfactory price and provide price list. We sincerely welcome new and old customers to visit our factory for consultation and negotiation.