| Customization: | Available |
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| Overcharge Protection: | Yes |
| Ovediscahrge Protection: | Yes |
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| Test item | Description | Criterion |
Voltage |
Charging voltage | DC36V CC/CV |
| Balance voltage for single cell | 3.2±0.025Vc | |
Current |
Balance current for single cell | 50±10mA |
| Current consumption (sleeping) | ≤50uA | |
| Current consumption(working) | ≤10mA | |
| Max continuous charging current | ≤40A | |
| Max continuous discharging current | ≤40A | |
| Max discharging current (time) | None | |
Over charge Protection |
Over charge detection voltage for single cell | 3.75±0.025V |
| Over charge detection delay time | 0.5~1.5S | |
| Over charge release voltage for single cell | 3.5±0.05V | |
Over discharge protection |
Over discharge detection voltage for single cell | 2.50±0.05V |
| Over discharge detection delay time | 500~1500mS | |
| Over discharge release voltage for single cell | 2.8±0.10V | |
Over current protection |
Over discharge current protection | 100±20A |
| Detection delay time 1 | 500~1500mS | |
| Detection delay time 2 | 500~1500mS | |
| Overcharge current protects current | 100±20A | |
| Detection delay time | 500~1500mS | |
Short circuit protection |
Short circuit protection current | / |
| Detection delay time | 50~800uS | |
| Protection condition | Exterior short circuit | |
| Release condition | Cut load,Auto recovery | |
Temperature |
MOSMOS temperature protection | / |
| Charge high temperature protection | 60±5ºC | |
| Charge low temperature protection | 0ºC | |
| Discharge high temperature protection | 60±5ºC | |
| Discharge low temperature protection | -20±5ºC/ | |
| Release condition | The temperature drops to 55ºC, charge release | |
| Operating temperature range | -20~+60ºC | |
| Storage temperature range | -20~+60ºC | |
| Resistance | The on-state resistance of the main circuit | ≤5mΩ |
| Break circuit protection | Disconnect the voltage sampling circuit to turn off the charge and discharge | Support |
| NTC Protection | Thermistor temperature protection | Support |
Electronic switch |
Electronic switch | Support |
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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