描述

SONY US21700VTC6A Lithium-ion Cell

4000mAh High Capacity | 40A Continuous Discharge | 21700 Size

🔋 Product Overview

This SONY US21700VTC6A is a 21700-size high-power lithium-ion cell, supporting 40A continuous discharge and over 60A instantaneous discharge. It is suitable for devices requiring high current discharge and high capacity, such as e-cigarettes, electric vehicles, drones, and power tools.

⚙️ Key Specifications

● Nominal Capacity: 4000mAh

● Actual Capacity: 3900mAh to 4000mAh

● Nominal Voltage: 3.4V

● Continuous Discharge Current: 40A (0-40°C environment)

● Maximum Discharge Current: Over 60A

● AC Internal Resistance: ≤20mΩ

● Discharge Cut-off Voltage: 2.5V

● Weight: Approx. 70g

● Dimensions (Diameter × Height): 21mm × 70mm

● Cycle Life: ≥1000 cycles

🔌 Charging Information

● Charge Cut-off Voltage: 4.2V

● Continuous Charge Current: 5A

🎯 Recommended Applications

● E-cigarettes, Electric bicycles, Electric motorcycles

● Drones, Hobby aircraft, Power tools

● Communication, Medical, Energy storage equipment

✅ Quality Assurance

● Origin Statement: Genuine Imported

● Quality Commitment: Cells are genuine and new, with consistent voltage, internal resistance, and capacity parameters

● Packaging Standard: 300PCS/carton