Shenzhen Juyi Science And Trade Co., Ltd.
                                                                                                           
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11 Years
Since 2015
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Electrical Equipment & Supplies Batteries Battery Management System(BMS)

Hardware 6S 50A Lithium Battery BMS NCM Battery Cell BMS 24V For Home Storage System

Price Negotiable
Price: $4.4-$5.4
MOQ: 50pieces
Delivery Time: 1-3days
Brand: Enerkey
Product Description

Li-Ion Hardware BMS 6S 50A Lithium Battery BMS Board NCM Battery Cell BMS 24V For Home Storage System 

Product Description

Lithium batteries are different. The positive electrode of rechargeable lithium batteries is mostly lithium ion material. Its working principle determines that during the charging and discharging process,

lithium electrons will run to both sides of the positive and negative electrodes again and again. If the voltage of a single cell is allowed to be higher than 4.25v (except for high-voltage lithium batteries),

 

the anode microporous structure may collapse, the hard crystal material may grow and cause a short circuit, and then the temperature will rise rapidly, eventually leading to a fire. When a lithium battery is fully charged, the voltage rises suddenly and can quickly reach dangerous levels.

Technical Parameters
Enerkey Lithium Battery Protection Board (BMS) 3S 4S 6S 50A 12V 24V For Photovoltaic Solar Panels and Industrial Power & Home Energy Storage System and  Electric Car and Scooter and Motorcycle
 
Product model

EK-B3Sr4S50AR

EK-B6S50AR

Suitable battery strings
3S and 4S
6S
Product size(mm) L36*W36*T8 L36*W36*T8
Weight with box 0.02kg 0.022kg
Suitable battery type Lithium(NCM)
Rated discharge current Typ 50A
Rated working voltage B+B- Max 30V
Peak starting current Typ 100A
P+P- input withstand voltage
Max 40V
Charging overcurrent protection value
Not limited
Charge detection voltage Min 4.2V / Typ 4.225V / Max 4.25V
Charge detection delay time
Min 0.5S / Typ 1S / Max 1.3S
Overcharge release voltage
Min 4.0V / Typ 4.005V / Max 4.05V

 Discharge detection voltage

Min 2.65V / Typ 2.7V / Max 2.75V
Discharge detection delay time Min 20ms / Typ 100ms / Max 150ms
Discharge release voltage Min 2.8V / Typ 2.95V / Max 3.05V
Conditions for lifting protection
Disconnect external load or charge self-recovery
Overcurrent detection voltage Typ 0.1V
Over current protection current Min 90A / Typ 100A / Max 110A
Overcurrent protection time Min 0.7S / Typ 1S / Max 1.3S
Conditions for lifting protection Disconnect external load or charge self-recovery
Short circuit protection current Typ 100A
Detection delay time Min 150μS / Typ 250μS / Max 400μS
Conditions for lifting protection Disconnect external load or charge self-recovery
Main circuit on-state resistance Typ 1.7mΩ / Max 2mΩ
Normal working current consumption Typ 10μA / Max 15μA
Current consumption during sleep Max 2.5μA
Operating Temperature
-40℃ ~ +85℃

 

Size $ Packing List

 

 

Wire Diagram

 

Wiring precautions:
1. Installing the protective board requires a certain amount of technical electronic knowledge.
2. When wiring, first connect the B- wire at the soldering pad position to the total negative terminal of the battery (the B- wire should be soldered to a short and thick wire) and solder the wired terminal to the battery pack first, and then insert the protective plate.
3. The connection between the battery terminal B- and the protection board terminal B- should be short and thick, otherwise it will cause the protection board to charge and discharge in advance and malfunction.

4. You need to use thick wires when wiring P+/P-. Wires that are too thin and too long will burn the board!

 

FAQ

 

Q1. Why did we choose you?

* We can provide you with efficient after-sales service, with more than 10 years of strong technical support.

* Products have passed FCC, CE, ROHS and other international standards certification.

* We can provide you with factory price, Welcome you to visit our factory and production process.

 

Q2. What is your product range (type)?

*We mainly do battery management systems in the fields of power batteries, energy storage batteries and consumer batteries.

*Mainly used for LFP, Li-ino and LTO batteries.

 

Q3: How do I know which kind of material & type my battery is ?

*Please look the battery body, If the normal voltage of your battery shows 3.2V, The battery is LiFePo4.

*If the normal voltage of your battery shows 3.6V or 3.7V, the battery is Li-ion or Lto battery.

 

Q4. Do you have minimum order requirements?

Can it be customized? What is the lead time for samples and batches?

*Our minimum order quantity is 1 piece, ODM customization is available.

* 1~3 days delivery of existing samples, 3~10 days delivery of customized samples.

 

Q5: What if i can't use it?

*Regular products have instructional videos, We can also support online video call guidance from engineers.

 

Q6. What are your terms of payment?

*We accept wire transfer and cash payment, all negotiable. Payment method :visa, mastercard, T/T, PayPal, APPLE_PAY, GOOGLE_PAY, GC_REAL_TIME_BANK_TRANSFER, RMB

 

Q7. How do you guarantee the quality?

* All our products are subjected to professional laboratory 100% testing, as well as repeated aging tests.

* Obtained FCC, CE, ROHS and other international standard certification.

* Provide 3 years after-sales warranty service. Free spare units for replace in 3 years.

 

Q8. How to choose a BMS suitable for our battery?

*Depending on the voltage and current that matches your battery, you can consult our customer service and we will provide it for you equipped with the most suitable battery management system.

 

Q9. How can i contact you?

*We have 7x24 hours online service, Please leave us a message online.

*You can also contact us by Email, WhatsApp, WeChat, etc(see below). We are so glad to work with you.

 

Noted: We are source manufacturer, We have own brand for "EnerKey",We can customized product as your requirement(Voltage, Wire,Etc) .
We can provide you competitive price in the market if you have bulk order, Please don't hesitate to contact us.
Mobile & WhatsApp & Wechat: +86 15387469240; Email: kiwi@enerkey.cn

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Shenzhen Juyi Science And Trade Co., Ltd.
Location Area A, 9th Floor, Building G, Guancheng Low Carbon Industrial Park, Shangcun Community, Gongming Street, Guangming District, Shenzhen, China, 518106
Contact Person Kiwi Xiao

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