Description

Battery 18650 Lithium Ion Battery Product Specification

Model: Battery Rechargeable 18650

Rated Capacity: 1500mAh

Energy: 5.55Wh

Minimum Capacity: 1480mAh

Rated voltage: 3.7V

Discharge Cut-off Voltage: 2.75V

Charge Cut-off Voltage: 4.2V

Cycle Life: More than 500 cycles

Dimensions: Φ18*65mm

Weight: 39g

Internal Resistance: Less than 17mΩ

Standard Discharge Current: 0.2C (300mA)

Standard Charge Current: 0.2C (300mA)

Max Continuous Discharge Rate: 15C (22.5A)

Max Continuous Charge Current: 1C (1.5A)

Charging Temperature: 0 to 45℃;

Discharge Temperature: -20 to 65℃

Storage Temperature:

• -20℃~25℃: 12 months
• -20℃~45℃: 3 months
• -20℃~60 ℃: 1 month

Key Features

• ✅ High-Current Output (22.5A Continuous)
  Supports motorized and pulse-load devices with minimal voltage drop.

• 🔁 Rechargeable with Long Life
  Up to 500–1000 charge cycles depending on usage and charging behavior.

• ⚖️ Compact Yet Powerful
  Fits in standard 18650 holders and packs while providing industrial-grade performance.

• 🔒 Stable Chemistry (ICR)
  Delivers excellent thermal performance and internal resistance for high-drain usage.

• 🌱 Eco-Friendly Alternative to Single-Use Batteries
  Reusability significantly reduces waste and long-term costs.

Application

High C-Rating

C-Rating represents how quick it could discharge relative to the capacity. For example:

• 1C = 1500mAh = 1.5A

• 15C = 1.5A × 15 = 22.5A

This means the 18650 1500mAh 15C battery can continuously deliver 22.5A without damaging the cell, provided proper cooling and protection mechanisms are in place.

🔍 Why is this important?

Devices like power drills, drones, and electric scooters require:

• Rapid current bursts

• Stable voltage under load

• Quick recovery

High C-rate batteries like 18500 battery 1500mah 3.7 v​ 15C are engineered specifically for such tasks.

Use Cases That Demand High C-Rating:

• RC cars, drones, and quadcopters

• E-bikes and electric scooters

• Cordless power tools

• Laser modules and tactical flashlights

• Jump starter packs and power banks with surge demand

Unlike high-capacity, low-drain cells (e.g., 3500mAh 3C), this model trades some capacity for raw, stable discharge current.

Battery 18650 Battery​ Cell List

Nominal  Voltage	Nominal     Capacity	Diameter            (±0.5mm)	Length (±0.5mm)	Weight       (±5%)	Max Charge Current	Max Discharge  Current	Max Internal Resistance
3.7V	1200mAh	18mm	65mm	36g	1.2A	1.2A	60mΩ
3.7V	1200mAh	18mm	65mm	36g	1.2A	12A	25mΩ
3.7V	1500mAh	18mm	65mm	39g	1.5A	4.5A	60mΩ
3.7V	1500mAh	18mm	65mm	39g	1.5A	22.5A	17mΩ
3.7V	1600mAh	18mm	65mm	39g	1.6A	4.8A	55mΩ
3.7V	1800mAh	18mm	65mm	39g	1.8A	1.8A	55mΩ
3.7V	2000mAh	18mm	65mm	43g	2A	6A	45mΩ
3.7V	2000mAh	18mm	65mm	44g	2A	16A	18mΩ
3.7V	2000mAh	18mm	65mm	44g	4A	20A	18mΩ
3.7V	2000mAh	18mm	65mm	44g	6A	30A	15mΩ
3.7V	2200mAh	18mm	65mm	45g	2.2A	6.6A	45mΩ
3.7V	2200mAh	18mm	65mm	45g	2.2A	11A	20mΩ
3.7V	2200mAh	18mm	65mm	45g	2.2A	17.6A	20mΩ
3.7V	2200mAh	18mm	65mm	45g	4.4A	30A	18mΩ
3.7V	2400mAh	18mm	65mm	48g	2.4A	7.2A	40mΩ
3.7V	2500mAh	18mm	65mm	48g	2.5A	7.5A	40mΩ
3.7V	2500mAh	18mm	65mm	45g	5A	20A	18mΩ
3.7V	2500mAh	18mm	65mm	45g	5A	30A	15mΩ
3.7V	2600mAh	18mm	65mm	50g	2.6A	7.8A	40mΩ
3.7V	2600mAh	18mm	65mm	45g	5.2A	13A	18mΩ
3.6V	3000mAh	18mm	65mm	48g	3A	9A	40mΩ
3.6V	3000mAh	18mm	65mm	46g	6A	15A	18mΩ
3.6V	3200mAh	18mm	65mm	48g	3.2A	9.6A	40mΩ
3.6V	3500mAh	18mm	65mm	46g	7A	10A	18mΩ

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