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BMS Battery Protection Board
Created with Pixso. CA-4S-30A-B Lithium 18650 BMS Battery Protection Board 30A 14.8V 12.8V 4s Bms Board

CA-4S-30A-B Lithium 18650 BMS Battery Protection Board 30A 14.8V 12.8V 4s Bms Board

Brand Name: Creatall
Model Number: CA-4S-30A-B
MOQ: 10pcs
Price: negotiable
Delivery Time: 5-8 work days
Detail Information
Place of Origin:
Guangdong, China
Type:
Dc Dc Converter
Brand:
Creatall
Charging Voltage:
3.7V * 4 = 14.8V/ 3.2V*4=12.8V
Nominal Working Voltage:
3.2V
Port:
Shenzhen Port. Guangzhou Port
Input Voltage::
5V
Charging Cut-off Voltage::
4.2V ±1%
Communication Interface:
UART/CAN/I2C
Application:
Electric Vehicle/Energy Storage/UPS
Product Name:
BMS Battery Protection Board
Protection Function:
Over Voltage/Over Current/Short Circuit/Over Temperature/Under Voltage/Balancing
Supply Ability:
10000 Piece/Pieces per Day
Highlight:

18650 BMS Battery Protection Board

,

30A 4S BMS Board

,

14.8V 12.8V Lithium BMS

Product Description

4S 30A 14.8V Lithium  18650 Battery Protection Board with Balanced 4S 12.8V LiFePO4 

Product Description:

 

Specifications:

 

  • Type:Dc Dc Converter
  • Brand:Creatall
  • Charging Voltage:3.6V * 4 = 14.4V
  • Nominal Working Voltage:3.2V
  • Model:GYL078-01

​

Note:

  • Lithium battery protection board can not be used for LiFePO4 battery, (LiFePO4 can)xenon lamp, hand drill battery pack, electric fish battery pack, electric bicycle battery 18650pack, baby car battery. 550 or more power type motor, 1W fisheye LED light.
  • 100% Brand new and high quality 4S 30A 14.4V 18650 lithium battery charging Module With Balance

 

Application:

  • Vacuum cleaner massager battery pack LED backup power supply 12.8V li-ion electronics solar power led, ect The protection board can not be used for lithium iron phosphate battery, hernia lamp, hand drill battery pack, can not be used for electric fish machine battery pack, electric bicycle battery pack, children's car battery, 550 (4A) motor, 1W fish eye LED light.
  • LFP cell has 3.2V nominal working voltage and shall be cut-off power at 3.6-3.8V per cell during charging .
  • Lithium Iron Phosphate (LiFePO4, LFE) is kind of Li-Ion rechargeable battery for high power applications, such as EV car , Power Tool and RC hobby.
  • LiFePO4 cells feature with high discharging current, non explosive, long cycle life, but its energy density is lower than normal Li-Ion cell (Li-Co) (higher NiMH cell)
  • Charging voltage: 3.6V * 4 = 14.4V ( this item is for BMS 4S and 3.2V rated voltage each cell)

Features:

  1. Product model: AVT4029
  2. Type: 4 Lamps Universal CCFL LCD
  3. Supported: universal 15-22inch lcd
  4. Size: 120mm*59mm
  5. Voltage: 10-29V

CA-4S-30A-B Lithium 18650 BMS Battery Protection Board 30A 14.8V 12.8V 4s Bms Board

CA-4S-30A-B Lithium 18650 BMS Battery Protection Board 30A 14.8V 12.8V 4s Bms Board

CA-4S-30A-B Lithium 18650 BMS Battery Protection Board 30A 14.8V 12.8V 4s Bms Board

CA-4S-30A-B Lithium 18650 BMS Battery Protection Board 30A 14.8V 12.8V 4s Bms Board

Ratings & Review

Overall Rating

4.3
Based on 50 reviews for this supplier

Rating Snapshot

The following is the distribution of all ratings
5 stars
33%
4 stars
67%
3 stars
0%
2 stars
0%
1 stars
0%

All Reviews

L
Lukas Müller
Germany Jan 23.2026
Sehr gutes Lademodul! Doppelanschlüsse funktionieren stabil, perfekter Überladeschutz für 18650 Batterien. Einfach zu löten und installieren, sehr zufrieden.
K
Kenta Tanaka
Japan Apr 10.2025
DIY のモバイルバッテリー用に購入しました。5V 昇圧モジュールとしてとても使いやすいです。LED ディスプレイで充電状況が一目でわかるのが便利です。ただ、少し発熱が気になりますが、使用上は問題ありません。
M
Maria
Brazil Feb 5.2025
This BMS board functions well for my battery—it provides good protection. The manual is only in English, which I had to translate, but it’s easy to use once I understood the specs.