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18650 3.78V 2950mAh Li-Ion Battery 5.9A for Smart Home

18650 3.78V 2950mAh Li-Ion Battery 5.9A for Smart Home

  • Highlight

    5.9A 3.78 V Battery

    ,

    2950mAh 3.78 V Battery

    ,

    18650 Smart Home Battery

  • Name
    3.78 V Battery
  • Battery Type
    2950mAh Rechargeable
  • ODM
    Free Custom Design For Packs
  • Cathode
    LiCoO₂ (LCO)
  • Industry-Leading Energy Density
    250-300Wh/kg
  • High Discharge Rate
    5.9A Continuous Current
  • Cost-Effective & Mass-Produced
    Most Widely Produced Lithium-ion Cell
  • Standard Design
    Lightweight & Space-Efficient Design
  • Place of Origin
    China
  • Brand Name
    OiD
  • Certification
    KC RoHS MSDS IEC/CE compliant
  • Model Number
    ICR18650A30SS
  • Minimum Order Quantity
    100pcs
  • Price
    $0.5 ~ $100.0 / pcs
  • Delivery Time
    3 ~ 7 days for storage
  • Payment Terms
    TT,L/C,Western Union

18650 3.78V 2950mAh Li-Ion Battery 5.9A for Smart Home

ICR18650A30SS – High-Capacity 18650 Lithium-Ion Battery for Smart Home

The ICR18650A30SS is a premium lithium-ion battery designed for smart home applications requiring long-lasting, stable, and safe power. With a high capacity of 2950mAh and consistent 3.78V output, it ensures smooth operation of devices like IoT sensors, wireless security equipment, and home automation controllers.

This battery is engineered for reliability, low self-discharge, and easy integration into multi-cell smart home battery packs, while meeting international safety standards.


Advantages

  • High-Capacity 2950mAh – Provides extended runtime for smart home devices

  • Stable Voltage Output – 3.78V optimized for 18650 smart home systems

  • Safe & Certified – Complies with KC, RoHS, MSDS, IEC/CE, ensuring safe continuous operation

  • Low Self-Discharge – Less than 3% per month, ideal for standby devices

  • Compact & Versatile – Fits standard 18650 slots for seamless integration


Specifications

Parameter Value Notes
Model ICR18650A30SS 18650-30A
Chemistry Li-Ion -
Nominal Voltage 3.78V Optimized for smart home systems
Capacity 2950mAh -
Standard Charge Current 0.2C (590mA) Recommended for prolonged battery life
Max Charge Current 0.5C (1475mA) CC/CV charging
Max Discharge Current 5.9A Continuous high-drain capability
Discharge Cut-off Voltage 2.75V Prevents over-discharge
Charge Cut-off Voltage 4.35V Safety limit
Internal Resistance ≤70mΩ Ensures stable operation
Weight 48g Lightweight and portable
Dimensions 18mm × 65mm (Diameter × Height) Standard 18650 form factor

Cycle Life

Test Condition Performance
Standard cycle 0.2C ≥500 cycles (≥80% capacity retention)

Operating Temperature Range

Operation Temperature Range Notes
Charging 0°C to 45°C Recommended: 15–40°C
Discharging -20°C to 60°C Max discharge: 5.9A
Storage -20°C to 50°C Keep SOC 40–60%

Key Features

  • Smart Home Ready – Reliable 5.9A output for IoT and wireless devices

  • Energy Efficient – Maintains capacity over months with minimal self-discharge

  • Compact Form Factor – Fits standard 18650 compartments for easy replacement

  • Safe Operation – Built-in protection against overcharge and over-discharge


Applications

  • Smart home automation controllers

  • Wireless security systems and sensors

  • IoT devices and smart appliances

  • Home energy storage and backup systems


Usage Warnings & Precautions

  • Avoid charging above 4.35V and discharging below 2.75V

  • Do not expose to extreme humidity or liquids

  • Always use compatible CC/CV smart chargers

  • Stop use if battery shows swelling or leakage


Storage Guidelines

  • Store at 40–60% SOC in a dry, ventilated environment

  • Optimal storage temperature: 15–25°C

  • Perform a maintenance charge every 4 months if stored long-term


Warranty & Disclaimer

  • 12-month performance warranty

  • Covers manufacturing defects only

  • Manufacturer not responsible for improper installation, misuse, or unauthorized modifications


✅ The ICR18650A30SS is perfect for smart home systems and IoT applications where long runtime, reliable performance, and safety are critical. Its compact 18650 form factor makes it easy to integrate into existing or new devices, helping you maximize device uptime and reduce maintenance costs.

18650 3.78V 2950mAh Li-Ion Battery 5.9A for Smart Home 0