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LWS BMS 4S 100A 150A 200A Battery Management System Smart BMS for Car Start Battery
LWS-4S200A-1009(4S150A) for NMC battery pack of 4 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 150A
| Mode | LWS-4S200A-1009 (4S150A) |
| Brand Name | LWS |
| Type | BMS Pcb board |
| Size | L170*W90*T9mm |
| Net Weight | 174g |
| Application | Car start Battery |
| Communication protocol | RS485,CAN |
| Certification | Got ISO9001,ISO14001,Passed CE, RoHs, |
| Sample | available |
| Shenzhen Li-ion Battery Bodyguard Technology Co.,LTD | ||||
| PCM Specifications For 12.8V (4S) LiFePO4 Battery Packs | ||||
| Model: LWS-4S200A-1009(4S150A)for start-up battery pack | ||||
| No | Test item | Criterion | ||
| 1 | Voltage | Charging voltage | DC:14.4V CC/CV | |
| Balance voltage for single cell | 3.2±0.025V | |||
| 2 | Current | Balance current for single cell | 50±10mA | |
| Current consumption -sigle cell | ≤50μA | |||
| Max continuous charging/discharge current | ≤150A | |||
| Pulse current | 800A-1600A(5S) | |||
| 3 | Over charge Protection | Over charge detection voltage for single cell | 3.65±0.025V | |
| Over charge detection delay time | 0.5S-1.5S | |||
| Over charge release voltage for single cell | 3.55±0.05V | |||
| 4 | Over discharge protection | Over discharge detection voltage for single cell | 2.50±0.05V | |
| Over discharge detection delay time | 500S-1500mS | |||
| Over discharge release voltage for single cell | 2.9±0.1V | |||
| 5 | Over current protection | Over discharge current protection | 1500±200A | |
| Overcharge current protects current | 105±20A | |||
| Detection delay time | 4+-1S | |||
| 6 | Short protection | Short circuit current | / | |
| protection delay time | 105±20A | |||
| Release condition | Cut load,Auto recovery | |||
| 7 | Resistance | Protection circuitry(MOSFET) | ≤50mΩ | |
| 8 | Break circuit protection | Disconnect the voltage sampling circuit to turn off the charge and discharge | Suppart | |
| 9 | Temperature | Operating Temperature Range | -20~+60ºC | |
| Storage Temperature Range | -20~+60ºC | |||
Huizhou LWS New Energy Technology Co., Ltd. was founded in 2013. We provide Battery PCM &BMS for Lithium ion,LiFePo4,LTO battery pack and ODM & OEM services.Since established, we have designed more than 900 types of hardware PCM/BMS, and software BMS including HDQ/12C/SMBUS/ RS485/RS232 & Bluetooth and so on. Mainly covers battery assembly 1S-35S in series, working current up to 350A; the products arewidely used in light ,power tool, electric bicycle,medical equipment, EV application ....etc. Li-ion Battery Bodyguard Technology Co., Ltd has passed ISO 9001(2015) certification.We were also awarded High Technology Expertise (HNTE) in 2018.
The spirit of "honesty, credibility first" business principle, fast delivery time, competitive price ,high-quality products & services have got us many customer's affirmation.And because of that, our products have been sold to not only Germany, France, the United States, Australia, India, South Korea, Japan but also other countries and regions.
As a professional BMS designer and manufacturer, we are willing to support, help every client to open new markets and extend new business. Meet us, Meet reliablility, Meet our mutual development!
FAQ
Q: 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, starting from 2013.
There are total about 60 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 Supported: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.
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