New Lithium Iron Phosphate BMS Protection Board for 4s 12V 100ah Battery Management System

• Suitable: 12V100ah
• Supports: 4s
• Maximum Continuous Working Current: 100A
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Model NO.: L4S100
• Protection Plate Size: L90*W90*T15mm
• Transport Package: by ESD Air Buble Film, Put Into ESD Packer
• Specification: 4S100AH
• Trademark: OEM
• Origin: China
• HS Code: 85371090
• Production Capacity: 40000PCS/Day
• Package Size: 20.00cm * 12.00cm * 13.00cm
• Package Gross Weight: 0.500kg

Product Description

 

Perfect for 12V/100 lead-acid replacement lithium battery packs;

- Compatible with 3-4 battery strings in series;

- Includes disconnection protection;

- Offers overcharge, overdischarge, overcurrent, and temperature protection;

- Handles a maximum continuous working current of 100A, with charging and discharging at the same port;

- Protection board dimensions: L190*W100*T11mm;

 

PCB Wiring Principles Example Diagram and Physical Diagram of Battery Connection

 

PCB Wiring Principles

Terminal No	Descriptions
B-1,B-2,B-	Negatinve pole for main circuit to be connecled with negativve pole of cell1
BO	Negative Terminal For Cell 1
B1	Positive terminal for cell1 and negative terminal for cell2

 

Packaging and Transportation Guide
Product packed using ESD air bubble film, placed into an ESD packer

 

What We Offer

SmarTec specializes in supplying battery protection modules (PCM) and battery management systems (BMS),

as well ascreating customized battery packs for Lithium-ion/Lithium iron phosphate (LiFePO4) as a "one-stop" solution.

 

4S100Ah 4S100Ah 10-20S 20Ah

 

16-20S 30Ah 16-20S 50Ah 16S 100Ah

 

 

 

What is BMS in lithium batteries?

BMS stands for Battery Management System in the realm of lithium-ion batteries.

A Battery Management System is an essential component in lithium-ion and other rechargeable battery systems. It primarily monitors and manages the battery's operation to ensure safe and efficient performance.
Key functions of a BMS include:

1 .
Cell Monitoring: A BMS monitors the voltage and temperature of individual cells within a lithium-ion battery pack, ensuring no cell is overcharged or over-discharged, which could cause safety hazards or reduce battery life.

2. Balancing: Lithium-ion cells may have slight variations in capacity and voltage. A BMS rebalances the cells by redistributing charge, ensuring uniform characteristics and preventing overcharging.

3. State of Charge (SOC) and State of Health (SOH) Estimation: The BMS calculates SOC to determine the remaining energy in the battery, providing accurate battery life readings. It also estimates SOH, indicating the battery's health and longevity.

4. Overcharge and Over-Discharge Protection: The BMS prevents overcharging, which can cause thermal runaway and fire, and over-discharging, which can damage the battery and shorten its lifespan. It also controls the battery temperature and can activate cooling or heating systems to maintain safe operating temperatures.

5. Communication: Many BMS systems can communicate data and alerts to external devices or systems, such as a vehicle's control unit or a monitoring system. They are equipped with safety features, including short-circuit protection, voltage and current limits, and thermal protection.

6. Fault Detection and Reporting: The Battery Management System (BMS) is an advanced technology that meticulously detects and reports any faults or abnormalities within the battery pack. This capability is essential for early diagnosis and proactive maintenance, ensuring your battery system operates at peak performance and reliability.

In summary, the Battery Management System is indispensable for the safe and efficient operation of lithium-ion batteries. It meticulously monitors and controls various parameters to prevent potential hazards, optimizing both battery performance and lifespan. BMS ensures that your batteries deliver maximum efficiency, safety, and longevity, making it a vital component in modern battery technology.