3.2V 6000mAh 18650 LiFePO4 Battery Pack for IOT Applications
CM Batteries has already successfully customized battery packs for 100+ IoT device projects. Our core strength lies in delivering one-stop lithium ion battery pack manufacturer for custom battery design and production. Including circuit protection parameters, mechanical interfaces, and housing designs—to perfectly match your requirements.
Our 3.2V 6000mAh 18650 LiFepO4 pack is designed to IOT devices and the discharge current protection is 2A and built with battery fuel metering with BQ28Z610.
Key features：
- Grade A Cell Configuration: 4×18650 LiFePO4 cells
- Built-in BQ28Z610 with I2C/SMBus communication for seamless host system integration
- 2A discharge current cutoff to prevent overcurrent damage
- Operation Temperature :10°C~50°C and charge temperature: 10°C~40°C
| No. | Item | Parameter | Remark |
|---|---|---|---|
| 1 | Nominal Voltage | 3.2V | 3.2V/Cell |
| 2 | Nominal Capacity | 6Ah | @0.2C |
| 3 | Minimum Capacity | 5.8Ah | |
| 4 | Shipment Voltage | / | |
| 5 | Initial Internal Impedance | ≤130mΩ | AC 1KHZ |
| 6 | Standard Charge Voltage | 3.65V | 3.65V/Cell |
| 7 | Standard Charge Current | 0.6A | |
| 8 | Max. Charge Current | 1.5A | |
| 9 | Standard Discharge Current | 0.6A | |
| 10 | Max. Discharge Current | 1.5A | |
| 11 | Burst Discharge Current | 4±0.5A | ≤1000ms |
| 12 | Discharge Cut-off Voltage | 2.35V | 2.35V/Cell |
| 13 | Cycle Life | ≥1500cycles | Retention: ≥80% |
| 14 | Charge Temperature | 0°C~+40°C | Standard Charge |
| 15 | Discharge Temperature | 0°C ~+50°C | Standard Discharge |
| 16 | Storage Temperature | 0°C~ +30°C | ≤3 Months |
| 0°C~ +25°C | ≤1 Year | ||
| 17 | Weight | About 0.2 | kg |
| 18 | Special Request | With Battery Metering I²C | |
3.2V 6000mAh IOT Applications Batteries FAQs
What IoT applications is this battery suitable for?
Ideal for low-power, long-life IoT devices such as:
AR headsets
Industrial sensors
GPS trackers
Smart access control systems
Forestry/environmental monitoring terminals
Designed for high safety, wide-temperature stability, and custom flexibility.
Can you customize the 3.2V LFP battery size or connector type?
Absolutely! CMB can adjust the dimensions (housing/encapsulation) to fit your device’s cavity design. Connector options include wire leads, plugs, terminals, or PCB solder pads, with support for SMBus/I2C communication interfaces.
Does the battery support communication protocol integration?
Yes. Equipped with the BQ28Z610 smart fuel gauge, it supports I2C or SMBus protocols, enabling direct communication with your host MCU to read voltage, remaining capacity, state of health, and other data.
Are customized batteries certified for CE, UN38.3, UL, etc.?
We ensure all custom battery solutions comply with internationally recognized safety standards. Our certifications include UN 38.3, MSDS, CE, RoHS, and UL.
Tailored Customization
Our design team can create custom battery designs for just about any device or machine.
Timely Delivery
Our efficient production and distribution process gets your product delivered in a timely manner.
Quality Guarantee
We stand by our products and guarantee you’ll be happy with your purchase.
