Battery Protection Module
932 products
Brand:AllPricio (205)Geekcreit (35)Raspberry Pi (6)Sinilink (4)Flipper (3)ESP32 (3)PWM (3)SI4732 (3)Type-C (2)Audio (2)Orange (2)ATX (2)

19% OFF
20A 600W DC Step-down Power Module 120V 96V 72V to 24V 12V 5V High Power Adjustable Voltage with Display for Solar Battery Charging
₹2,422₹2,99919% off
5.0 (5)31+ bought in past month
Free Delivery

XL0401 Simulation Ideal Diode Ideal Diode Module Rectifier 3V-26V 5.5mΩ Low Internal Resistance MOS Board
₹2,000
3.7 (3)31+ bought in past month
Free Delivery

10pcs TTL to RS485 RS485 to TTL Bilateral Module UART Port Serial Converter Modu
₹2,000
5.0 (2)30+ bought in past month
Free Delivery

39% OFF
5PCS Keyes ESP32 Core Board Development Expansion Board Equipped with WROOM-32 M
₹2,000₹3,29939% off
5.0 (4)28+ bought in past month
Free Delivery

16% OFF
8ch 4-20MA/0-10V Current Voltage ADC Collector Read Capture Module RS485 MODBUS RTU PLC Board
₹3,198₹3,79916% off
5.0 (1)28+ bought in past month
Free Delivery

Sinilink XY-SK150X DC Adjustable Power Supply 6-36V 0-7A 150W Buck Boost Converter Constant Voltage Current Solar Charging Module MPPT
₹3,906₹4,0594% off
5.0 (2)27+ bought in past month
Free Delivery

16% OFF
ESP32-S3 Industrial 6-Channel RS485 Relay Module IOT WiFi Bluetooth Onboard Pico HAT Interface with Built-In Protection Circuits
₹6,279₹7,49916% off
27+ bought in past month
Free Delivery

10% OFF
DN371 GSM Gate Controller 2G/4G Network Power Failure Alarm Digital Input Alarm Unit Remote Control
₹3,685₹4,09910% off
27+ bought in past month
Free Delivery

12V-40V 10A Modulation PWM DC Motor Speed Control Switch Governor
₹2,000
5.0 (4)26+ bought in past month
Free Delivery

8 Keys RGB LED Strip Controller RF Wireless Remote Control PWM 30A DC12V-24V 288W Metal Shell for LED Light Strips
₹2,000
26+ bought in past month
Free Delivery

DC6-60V 30A Max DC Motor Speed Controller PWM Rotary Knob Encoder LED Digital Display Brush Motor Control Module 1-100kHz
₹2,000
25+ bought in past month
Free Delivery

11% OFF
CH341A Programmer V1.7 1.8V Level Converter Board
₹2,000₹2,24911% off
5.0 (2)23+ bought in past month
Free Delivery

Orange Pi RV2 Acrylic Case Transparent Shell Cooling Fan Optional Copper Heatsinks Protective Box for Single Board Computer
₹2,000
5.0 (2)23+ bought in past month
Free Delivery

30A DC 5V-12V Dual Channel H Bridge Motor Driver Module Bread Board Controller DHB-01A DC Motor Driver Board
₹2,000
5.0 (2)23+ bought in past month
Free Delivery

15% OFF
DC 12V to 30V Boost Converter 3.5A Mini IP67 Waterproof High Efficiency Power Supply Step-Up Converter Over-Current Overload and Short-Circuit Protection
₹3,401₹3,99915% off
23+ bought in past month
Free Delivery

MPPT DC-DC Buck Converter 18V Solar Panel Controller Photovoltaic Charging Module Buck Voltage Regulator for Street Light Batteries
₹2,000
23+ bought in past month
Free Delivery

4Pcs 12V 16CH Channel Relay Module With Optocoupler For PIC AVR DSP ARM
₹5,323
23+ bought in past month
Free Delivery

AC220V Power Supply ESP32 Wi-Fi bluetooth 2 Channel Relay Module ESP32 Secondary Development Board
₹2,000
23+ bought in past month
Free Delivery

Sinilink Car Start Voice Custom Voice Speaker Prompter USB DC Adapter Sound Alarm Reverse Siren Buzzer Alarm Horn Beep Audio Speaker
₹2,000
23+ bought in past month
Free Delivery

19% OFF
U8Pro USB 2.0 Isolator DC 1500V 480 Mbps High-Speed Data Transmission Electrical Isolation Noise Filter Module
₹4,463₹5,49919% off
23+ bought in past month
Free Delivery

8% OFF
3PCS Keyes ESP32 Core Board Development Expansion Board Equipped with WROOM-32 M
₹2,199₹2,3998% off
23+ bought in past month
Free Delivery

RH-D08 AC220V Microwave Radar Sensor 5.8GHz Adjustable High Sensitivity Motion Radar Sensor Module
₹2,000
23+ bought in past month
Free Delivery

36% OFF
SCD40 SCD41 Gas Detect Sensor CO2 Temperature Humidity Monitor High Accuracy I2C Interface Low Power Consumption
₹2,000₹3,14936% off
23+ bought in past month
Free Delivery

23% OFF
ZK-ST21 bluetooth Digital Amplifier Board 2.1 Channel 100W+100W+200W Subwoofer Chip TPA3221 DC12-30V 10A
₹4,823₹6,29923% off
23+ bought in past month
Free Delivery
About Battery Protection Module
Battery protection modules (BMS — Battery Management Systems) protect lithium batteries from overcharge, over-discharge, overcurrent, and short circuits. Pricio offers 340+ BMS modules for 1S to 8S lithium packs, ideal for DIY power tools, e-bikes, solar storage, and custom battery packs.
Buying Guide
- 1Match the BMS cell count to your battery pack (e.g., 3S BMS for a 3-cell 11.1V Li-ion pack).
- 2Check the continuous discharge current rating — it must exceed your load's peak current draw.
- 3Look for boards with temperature protection (NTC thermistor) if your application runs hot.
- 4For high-drain applications like e-bikes, choose a balanced BMS with active cell balancing rather than passive.
- 5Verify the PCB has overcurrent protection at the right threshold — too sensitive and it will trip under normal load.
Frequently Asked Questions
What does a battery protection module do?
A battery protection module (BMS) monitors and protects lithium battery cells from dangerous conditions including overcharge, over-discharge, overcurrent, and short circuits, extending battery life and preventing fires.
What cell count BMS do I need for a 12V lithium pack?
A 12V nominal lithium pack uses 3 cells in series (3S), so you need a 3S BMS rated for 11.1V. For 12.6V (fully charged), ensure the BMS cutoff voltage matches your pack's chemistry (LiFePO4 vs Li-ion).
Can I use a BMS module for solar energy storage?
Yes. Many BMS modules on Pricio support solar storage applications. Look for modules with low self-discharge, temperature compensation, and support for your specific battery chemistry.
Free Shipping
All orders across India
15-Day Returns
Hassle-free policy
Verified Products
From verified suppliers
Secure Payment
UPI, Cards, COD