Product Parameters
LWS-21S80A-897 for LiFePO4 battery pack of 21 cells in series is a battery protection solution of LWS's, can support a load with very stable, in addition that the continuous current may be up to
80A .
Product advantage
Provides protection for 21
series LiFePo
battery pack
Provides protections in charging and discharging
Processes the balance between cells smartly, the current of it can be set freely by external components.Deals with over-current and short-circuit protection with circuit itself
Protect an electrical circuit from damage caused by over current/ over load or short circuit
Support RS485 protocol
Support CAN protocol
Support bluetooth protocol
Specification
Smart & Hardware

Bluetooth APP download method
This application offers seamless compatibility with both Android and iOS operating systems, ensuring a versatile user experience across a wide range of devices.
Remote Monitoring:
It allows for remote monitoring of battery parameters and status, providing real-time information about voltage, current, temperature, and state of charge.
Convenience:Bluetooth connectivity eliminates the need for physical access to the battery system for monitoring and adjustments, making it more convenient for users.
Customization:
Users can adjust and customize battery protection parameters, such as voltage thresholds and protection alerts, via a mobile device or computer.
Data Logging and Analysis: BMS with Bluetooth capability often includes data logging and analysis features, enabling users to track battery performance over time and identify trends or anomalies.
Please consult customer service for specific information!

BMS host computer
Software
Both English and Simplified Chinese are supported.
Data Monitoring: This function allows users to observe real-time data from the battery management system. It provides information on parameters like voltage, current, temperature, and state of charge.
Switch Function: This feature enables users to control the operation of the battery system. It allows for turning the system on or off remotely, providing a convenient way to manage power usage.
History Reading: Users can review historical data and events recorded by the BMS. This can be valuable for analyzing past performance, identifying trends, and troubleshooting any issues that may have occurred.
About LWS

FAQQ: How do I judge what material my battery is ?A: Please take a look at the battery body.if the normal voltage of your battery shows as 3.2V,the battery will be LiFePo4.If the normal voltage of your battery shows as 3.6V or 3.7V, the battery will be Li-ion or Li-polymer battery. you can also ask battery manufacturer the material of battery.Q: who are we?
A:
We are based in Guangdong, China, start from 2013.There are total about 40 employees in our company.
FAQQ: How do I judge what material my battery is ?A: Please take a look at the battery body.if the normal voltage of your battery shows as 3.2V,the battery will be LiFePo4.If the normal voltage of your battery shows as 3.6V or 3.7V, the battery will be Li-ion or Li-polymer battery. you can also ask battery manufacturer the material of battery.Q: who are we?A:
We are based in Guangdong, China, start from 2013.There are total about 40 employees in our company.
Q:How can we guarantee quality?A:
Always a pre-production sample before mass production;Always final Inspection before shipment;Q:.what can you buy from us?A:Battery Pack BMS,Lifepo4/Lithium Ion PCM,Protection Circuit Board,Print Circuit Board,Lifepo4/Lithium Ion Battery Pack.·Q:. why should you buy from us not from other suppliers?A:The company has advanced production equipment and comfortable office environment,employees hundreds of people. The company Has a complete, scientific quality management system,and the importance of quality and environmental philosophy.Q:
what services can we provide?A:Accepted Delivery Terms: FOB,EXW;Accepted Payment Currency:USD,CNY;Accepted Payment Type: T/T,PayPal,Western Union,Cash;Language Spoken:English,ChineseAbout your products, just tell us the relative voltage/ cells/ current A or equipment etc,we will help to recommend the most suitable products for you.
A:
Always a pre-production sample before mass production;
Always final Inspection before shipment;
Q:.what can you buy from us?
A:Battery Pack BMS,Lifepo4/Lithium Ion PCM,Protection Circuit Board,Print Circuit Board,
Lifepo4/Lithium Ion Battery Pack.·
Q:. why should you buy from us not from other suppliers?
A:The company has advanced production equipment and comfortable office environment,
employees hundreds of people. The company Has a complete, scientific quality management system,
and the importance of quality and environmental philosophy.
A:Accepted Delivery Terms: FOB,EXW;
Accepted Payment Currency:USD,CNY;
Accepted Payment Type: T/T,PayPal,Western Union,Cash;
Language Spoken:English,Chinese
About your products, just tell us the relative voltage/ cells/ current A or equipment etc,we will help to recommend the most suitable products for you.