When you looking for bms 4s, you must consider not only the quality but also price and customer reviews. But among hundreds of product with different price range, choosing suitable bms 4s is not an easy task. In this post, we show you how to find the right bms 4s along with our top-rated reviews. Please check out our suggestions to find the best bms 4s for you.

Best bms 4s

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Best bms 4s reviews

1. NOYITO 100A 4S 3.2V Lithium Iron Phosphate Battery Protection Board 12.8V with Balance Over-Current Over-Charge Over-Discharge Short-Circuit Protection

Feature

Working current: 100A . Withstand instantaneous current: 120A.

Charging voltage: 14.8V-16V.Charging current: 10A Max

Overcharge voltage range: 3.75 0.05V / Single; Balanced current: 58mA.

Quiescent current: less than 20uA, Internal resistance: less than 20m

Please read the wiring diagram in the product picture on the left and the product usage notes in this page. (Our products are sold after rigorous testing, so if you have problems in use, please contact us.)

2. 4S 100A 12.8V BMS Protection PCB Balance Board Fr 18650 3.2V LiFePo4 Life Battery

Feature

Battery: LiFePo4 LiFe Battery
Continuous working current:100A
Charging current:8A or less
Balance charging:Have
Short circuit protections: Have

3. Organizer 2pcs 4S 30A 14.8V Li-ion Lithium 18650 Battery BMS Packs PCB Protection Board Balance Integrated Circuits

Feature

1.Over charge protection, over discharge protection function, short circuit protection function, over current protection function, balance.
2.Charging port of the plate and the discharge port is the same, both positive and B- connecting
3.battery"-", P- charging port and port on the negative electrode
4.Conditions for Starting the Drill: To successful starting the drill requires three 15C-20C power batteries, or six 10C-15C power batteries (ordinary 18650 battery can not start the drill!! Recommended power battery models: SONY VTC4, VTC4A, VTC5A, VTC6). For connecting cables, use copper wire over 3 square millimeters, the shorter the better (can not use nickel plate!!!).
5.The battery charging detection interface with DC output in the form of needle. Do the same mouth

4. DEVMO 2PCS 4S 14.8V 30A BMS Protection PCB Cell Board Li-ion Lithium 18650 Balance

Feature

High charge and discharge current; Compact size and lightweight.
High-accuracy voltage detection circuit, fine workmanship and durable.
Highlight: Over-discharge protection, overcurrent protection, overcharge protection.
MOS transistor can control the battery charge and discharge, low standby current consumption.
For connecting cables, use copper wire over 3 square millimeters, the shorter the better (can not use nickel plate!!!).

5. HiLetgo 14.8V 4S 30A 18650 Li-ion Lithium Battery BMS PCB Integrated Circuits Protection Board Cell Balance

Feature

14.8V 4S 30A 18650 Li-ion Lithium Battery BMS PCB Integrated Circuits Protection Board Cell Balance.
High-accuracy voltage detection circuit, fine workmanship and durable.
Working current: 30A .Charging voltage: 16.8V-18V,the best is 17v.Size:56*48*4mm.
Main function: Over charge protection, over discharge protection function, short circuit protection function, over current protection function, balance.

6. Aoicrie 4 Serial 4S 30A 3.7V 18650 Lithium Battery BMS PCB Protection Board Balance Integrated Circuits with Equalization 4S 30A Protect with Balance for li-ion Battery Cell Pack Module with Cable

Feature

Integrated 10 low load resistance MOS tube, continuous discharge 40A, 100mA balanced current, for electric drill/sprayer/ LED lights/low power inverter, Fine workmanship and durable.
4S 16.8V 40A lithium battery protection board (comes with recovery function-AUTO Recovery), increased anti-interference function, reduce the large current heat by 30%, starting power increased from 135W to 220W (4S40A).
Continuous discharge current (upper limit): 40A (if the cooling environment is not good, please reduce the load current use).Over current protection function, band balance.
Scope: Nominal voltage of 3.6V, 3.7V lithium battery (including 18650,26650, polymer lithium battery).Over charge protection, over discharge protection function and short circuit protection.
Over charge detection voltage: 4.28+ 0.05 V,Over charging voltage: 4.08 0.1,Over discharge voltage: 2.550.08,Over charge detection delay time 0.1s,Working current: 40A,Continuous charge current (upper limit): 20A.

7. Anmbest Balancer 4S 16.8V 30A 18650 Charger PCB BMS Protection Board, Li-ion Lithium Battery Charger Lipo Cell Module with 5-core Wire

Feature

High-accuracy voltage detection circuit, fine workmanship and durable.
MULTIPLE PPROTECTION: Over-discharge protection, overcurrent protection, overcharge protection; Short circuit protection; High charge and discharge current; Compact size and lightweight.
With equalizer. Increase battery life, safety and stability.
10 low internal resistance, high power MOS. MOS transistor can control the battery charge and discharge, low standby current consumption.
Applications: Use for variety of capacities and various shapes 3.7V lithium batteries,Massager battery pack, LED light backup power supply, solar street light battery pack, monitor standby power supply, etc.

8. 12V 100A 4S BMS Protection Board with Balancing for 18650 LiFePO4 Battery Pack

Feature

It is ideal for home DIY work and school science project, wide used in battery protection work.
The protection board has various protective functions for charging and discharging, such as overcharge protection, over-discharge protection, short circuit protection and over-current protect.
Balance function the board equipped ensures that each battery cell can be fully charged at the same time.
This product is a battery protection BMS board which is designed for 4 series 12V LiFePO4 batteries. Comes with 5P-250mm wire for convenient use.

9. DALY BMS 4s 12v LiFePO4 Battery managment systerm can Pass 60a Current Protect 18650 Packs Charger and Discharge for ebike (LiFePO4 4S 12V 60A Common Port with Balance)

Feature

Charging protection
Discharge protection
Over Current protection
short Circuit protection
Drop protection

10. DALY BMS 4s 12v LiFePO4 Battery managment systerm can Pass 100a Current Protect Packs Charger and Discharge for Small Energy Storage (LiFePO4 4S 12V 100A Common Port with Balance)

Feature

Charging protection
Drop protection
short Circuit protection
Over Current protection
Discharge protection

Conclusion

All above are our suggestions for bms 4s. This might not suit you, so we prefer that you read all detail information also customer reviews to choose yours. Please also help to share your experience when using bms 4s with us by comment in this post. Thank you!
Elsie Butler