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Hochstrom-BMS
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Enerkey BMS 3S 4S 5S 6S 7S 8S 9S 10S 40A Li-Ion LiFePo4 LTO SIB 18650 Batteries BMS Battery Management System for Vehicles

Enerkey BMS 3S 4S 5S 6S 7S 8S 9S 10S 40A Li-Ion LiFePo4 LTO SIB 18650 Batteries BMS Battery Management System for Vehicles

Markenbezeichnung: Enerkey
Modellnummer: EK-BM3R10S40A
Mindestbestellmenge: 10pieces
Preis: $7.0-$7.9
Verpackungsdetails: Starker Papierkasten +EVA -Schaum
Zahlungsbedingungen: L/C, D/A, D/P, T/T, Western Union, MoneyGram
Einzelheiten
Herkunftsort:
Shenzhen, China
Zertifizierung:
ISO9001/CE/ROHS
Produktname:
3S 4S 5S 6S 7S 8S 9S 10S 40A Lithiumbatterie BMS
Kupferdicke:
2oz
Anwendung:
Energiespeicher für Zuhause, Elektroroller
Brettdicke:
1,6 mm
Akku-Typ:
Li-Ionen/Lifepo4/Lto/SIB
Zulässiger Betriebsspannungsbereich:
0-30V
Nennentladungsstrom:
40a
Peak -Startstrom:
80a
Verwendet für:
Lithiumbatterie-Schutzplatte
Schlüsselwörter:
3S-10S BMS
Grundmaterial:
FR-4
Oberflächenveredelung:
Bleifreies Spray Tin
Produktgröße:
L77,5xB28xT5mm
Gewicht mit Packung:
0,08 kg
Versorgungsmaterial-Fähigkeit:
1000000 Stück pro Tag
Produkt-Beschreibung

Enerkey BMS 3S 4S 5S 6S 7S 8S 9S 10S 40A Li-Ion LiFePo4 LTO SIB 18650 Batteries BMS Battery Management System for Vehicles

Product Description

Core Parameters
Voltage Range: Supports 3-cell (12.6V) to 10-cell (36V) lithium battery packs,

compatible with mainstream cells such as ternary lithium/lithium iron phosphate/lithium titanate/sodium ion
Continuous Current: 40A high-current design to meet the needs of high-power devices
Protection Functions: Overcharge/over-discharge/overcurrent/short circuit protection, response time <100ms

 

Technical Characteristics
High-Precision Monitoring
Voltage detection accuracy ±10mV, current accuracy ±2%@FS
Temperature detection accuracy ±2℃, supports dual temperature control of cell/ambient environment

Heat Dissipation Design
Aluminum substrate + heat sink structure, supports wide operating temperature range of -20℃~60℃

 

Application Scenarios
Power tools, drones, outdoor energy storage equipment
Photovoltaic energy storage systems, monitoring power supply equipment

 

Product Advantages
Dual IC redundancy design, improving system reliability
Low internal resistance (<50mΩ), reducing energy loss
Supports sleep/wake-up function, standby power consumption <1mA

Enerkey BMS 3S 4S 5S 6S 7S 8S 9S 10S 40A Li-Ion LiFePo4 LTO SIB 18650 Batteries BMS Battery Management System for Vehicles 0

Enerkey BMS 3S 4S 5S 6S 7S 8S 9S 10S 40A Li-Ion LiFePo4 LTO SIB 18650 Batteries BMS Battery Management System for Vehicles 1

Enerkey BMS 3S 4S 5S 6S 7S 8S 9S 10S 40A Li-Ion LiFePo4 LTO SIB 18650 Batteries BMS Battery Management System for Vehicles 2

Enerkey BMS 3S 4S 5S 6S 7S 8S 9S 10S 40A Li-Ion LiFePo4 LTO SIB 18650 Batteries BMS Battery Management System for Vehicles 3

 

Technical Parameters

 

  Item type Parameters
1 Parameter Overview Product Model EK-BM3R10S40A
Product Size(mm) L77.5*W28*T5
Product Weight(kg) 0.08
Product Material FR-4 / Lead-free spray tin
Applicable battery type Lifepo4 Li-ion Lto SIB
Applicable battery string 3S - 10S 3S - 10S 3S - 10S 3S - 10S
Rated discharge current 40A 40A 40A 40A
Peak starting current 80A 80A 80A 80A
  Item type Trigger
(time)
Trigger
(time)
Trigger
(time)
Trigger
(time)
Trigger
(time)
Trigger
(time)
Trigger
(time)
Trigger
(time)
2 Charging protection Overvoltage protection voltage value 3.65V/1S 3.50V/1S 4.25V/1S 4.05V/1S 2.85V/1S 2.75V/1S 3.95V/1S 3.80V/1S
Overcurrent value 40A/2S, disconnect charger to recover
Low temperature value Charge over-temperature protection 60℃/2S / Release 55℃/2S
Overtemperature value Charging low temperature protection -5℃/2S / Release 0℃/2S
3 Discharge protection Undervoltage protection voltage value 2.30V/1S 2.70V/1S 2.75V/1S 3.0V/1S 1.70V/1S 1.80V/1S 1.50V/1S 2.00V/1S
①Overcurrent protection value 45A/2S, disconnect load or activate charging
②Overcurrent protection value 80A/0.5S, disconnect load or activate charging
Short circuit protection value 100A/128uS, disconnect load or charge activated
Low temperature value Discharge over-temperature protection 65℃/2S, release 60℃/2S
Overtemperature value Discharge low temperature protection -20℃/2S, release -10℃/2S
4 Others Standby current consumption 25uA
Motherboard lock voltage /

 

Size $ Packing List

 

Package included:
1 * BMS
1 * NTC Terminal Cable(Please tell us if you need it with NTC)
1 * Terminal Cable

Enerkey BMS 3S 4S 5S 6S 7S 8S 9S 10S 40A Li-Ion LiFePo4 LTO SIB 18650 Batteries BMS Battery Management System for Vehicles 4

 

Wire Diagram

 

Enerkey BMS 3S 4S 5S 6S 7S 8S 9S 10S 40A Li-Ion LiFePo4 LTO SIB 18650 Batteries BMS Battery Management System for Vehicles 5

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
Guter Preis  Online

Einzelheiten Zu Den Produkten

Haus > Produits >
Hochstrom-BMS
>
Enerkey BMS 3S 4S 5S 6S 7S 8S 9S 10S 40A Li-Ion LiFePo4 LTO SIB 18650 Batteries BMS Battery Management System for Vehicles

Enerkey BMS 3S 4S 5S 6S 7S 8S 9S 10S 40A Li-Ion LiFePo4 LTO SIB 18650 Batteries BMS Battery Management System for Vehicles

Markenbezeichnung: Enerkey
Modellnummer: EK-BM3R10S40A
Mindestbestellmenge: 10pieces
Preis: $7.0-$7.9
Verpackungsdetails: Starker Papierkasten +EVA -Schaum
Zahlungsbedingungen: L/C, D/A, D/P, T/T, Western Union, MoneyGram
Einzelheiten
Herkunftsort:
Shenzhen, China
Markenname:
Enerkey
Zertifizierung:
ISO9001/CE/ROHS
Modellnummer:
EK-BM3R10S40A
Produktname:
3S 4S 5S 6S 7S 8S 9S 10S 40A Lithiumbatterie BMS
Kupferdicke:
2oz
Anwendung:
Energiespeicher für Zuhause, Elektroroller
Brettdicke:
1,6 mm
Akku-Typ:
Li-Ionen/Lifepo4/Lto/SIB
Zulässiger Betriebsspannungsbereich:
0-30V
Nennentladungsstrom:
40a
Peak -Startstrom:
80a
Verwendet für:
Lithiumbatterie-Schutzplatte
Schlüsselwörter:
3S-10S BMS
Grundmaterial:
FR-4
Oberflächenveredelung:
Bleifreies Spray Tin
Produktgröße:
L77,5xB28xT5mm
Gewicht mit Packung:
0,08 kg
Min Bestellmenge:
10pieces
Preis:
$7.0-$7.9
Verpackung Informationen:
Starker Papierkasten +EVA -Schaum
Lieferzeit:
3-5 Tage
Zahlungsbedingungen:
L/C, D/A, D/P, T/T, Western Union, MoneyGram
Versorgungsmaterial-Fähigkeit:
1000000 Stück pro Tag
Produkt-Beschreibung

Enerkey BMS 3S 4S 5S 6S 7S 8S 9S 10S 40A Li-Ion LiFePo4 LTO SIB 18650 Batteries BMS Battery Management System for Vehicles

Product Description

Core Parameters
Voltage Range: Supports 3-cell (12.6V) to 10-cell (36V) lithium battery packs,

compatible with mainstream cells such as ternary lithium/lithium iron phosphate/lithium titanate/sodium ion
Continuous Current: 40A high-current design to meet the needs of high-power devices
Protection Functions: Overcharge/over-discharge/overcurrent/short circuit protection, response time <100ms

 

Technical Characteristics
High-Precision Monitoring
Voltage detection accuracy ±10mV, current accuracy ±2%@FS
Temperature detection accuracy ±2℃, supports dual temperature control of cell/ambient environment

Heat Dissipation Design
Aluminum substrate + heat sink structure, supports wide operating temperature range of -20℃~60℃

 

Application Scenarios
Power tools, drones, outdoor energy storage equipment
Photovoltaic energy storage systems, monitoring power supply equipment

 

Product Advantages
Dual IC redundancy design, improving system reliability
Low internal resistance (<50mΩ), reducing energy loss
Supports sleep/wake-up function, standby power consumption <1mA

Enerkey BMS 3S 4S 5S 6S 7S 8S 9S 10S 40A Li-Ion LiFePo4 LTO SIB 18650 Batteries BMS Battery Management System for Vehicles 0

Enerkey BMS 3S 4S 5S 6S 7S 8S 9S 10S 40A Li-Ion LiFePo4 LTO SIB 18650 Batteries BMS Battery Management System for Vehicles 1

Enerkey BMS 3S 4S 5S 6S 7S 8S 9S 10S 40A Li-Ion LiFePo4 LTO SIB 18650 Batteries BMS Battery Management System for Vehicles 2

Enerkey BMS 3S 4S 5S 6S 7S 8S 9S 10S 40A Li-Ion LiFePo4 LTO SIB 18650 Batteries BMS Battery Management System for Vehicles 3

 

Technical Parameters

 

  Item type Parameters
1 Parameter Overview Product Model EK-BM3R10S40A
Product Size(mm) L77.5*W28*T5
Product Weight(kg) 0.08
Product Material FR-4 / Lead-free spray tin
Applicable battery type Lifepo4 Li-ion Lto SIB
Applicable battery string 3S - 10S 3S - 10S 3S - 10S 3S - 10S
Rated discharge current 40A 40A 40A 40A
Peak starting current 80A 80A 80A 80A
  Item type Trigger
(time)
Trigger
(time)
Trigger
(time)
Trigger
(time)
Trigger
(time)
Trigger
(time)
Trigger
(time)
Trigger
(time)
2 Charging protection Overvoltage protection voltage value 3.65V/1S 3.50V/1S 4.25V/1S 4.05V/1S 2.85V/1S 2.75V/1S 3.95V/1S 3.80V/1S
Overcurrent value 40A/2S, disconnect charger to recover
Low temperature value Charge over-temperature protection 60℃/2S / Release 55℃/2S
Overtemperature value Charging low temperature protection -5℃/2S / Release 0℃/2S
3 Discharge protection Undervoltage protection voltage value 2.30V/1S 2.70V/1S 2.75V/1S 3.0V/1S 1.70V/1S 1.80V/1S 1.50V/1S 2.00V/1S
①Overcurrent protection value 45A/2S, disconnect load or activate charging
②Overcurrent protection value 80A/0.5S, disconnect load or activate charging
Short circuit protection value 100A/128uS, disconnect load or charge activated
Low temperature value Discharge over-temperature protection 65℃/2S, release 60℃/2S
Overtemperature value Discharge low temperature protection -20℃/2S, release -10℃/2S
4 Others Standby current consumption 25uA
Motherboard lock voltage /

 

Size $ Packing List

 

Package included:
1 * BMS
1 * NTC Terminal Cable(Please tell us if you need it with NTC)
1 * Terminal Cable

Enerkey BMS 3S 4S 5S 6S 7S 8S 9S 10S 40A Li-Ion LiFePo4 LTO SIB 18650 Batteries BMS Battery Management System for Vehicles 4

 

Wire Diagram

 

Enerkey BMS 3S 4S 5S 6S 7S 8S 9S 10S 40A Li-Ion LiFePo4 LTO SIB 18650 Batteries BMS Battery Management System for Vehicles 5

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