18650-2S1P 7.2V 2600mAh Lithium Ion Battery for Sound System

Product Number:
05DQ0012-03
Nominal voltage:
7.2V
Nominal capacity:
2600mAh
Battery Configuration:
18650-2S1P
Dimension:
133×22.8×19.6mm
Application:
sound system
Multi Protection System, Wide Temperature Operation, Stable Power Output
Product Overview

This 7.2V 2600mAh lithium-ion battery is designed for portable sound systems and audio equipment, supporting music playback, public address, and other continuous-use applications. With stable power output, compact dimensions, and reliable protection functions, it helps ensure long operating time and dependable device performance.

Electrical Specifications

Attribute Parameter
Product Number 05DQ0012-03
Cell Model 18650/2600mAh/3.6V
Battery Configuration 18650-2S1P
Nominal Voltage 7.2V
Nominal Capacity 2600mAh
Rated Energy 18.72Wh
Charging Voltage 8.4V
Discharge Cut-off Voltage 4.8V
Standard Charging Current ≤2600mA
Standard Discharge Current ≤5200mA
Max Continuous Discharge Current ≤5200mA
Internal Resistance ≤200mΩ

Mechanical & Environmental

Attribute Parameter
Charging Temperature 0~45℃
Discharge Temperature -20~60℃
Storage Temperature -20~35℃
Dimensions 133 × 22.8 × 19.6 mm
Weight About 105g
Battery Case PVC
Protection System Overcharge Protection, Over-discharge Protection, Discharge Over-current Protection, Short Circuit Protection

We support flexible customization based on your project requirements, including:

  • Voltage range: 3.2V – 72V
  • Capacity range: 100mAh – 100Ah
  • Electrical performance design: Charge/discharge parameters, C-rate, internal resistance, temperature performance
  • Mechanical design: Appearance, dimensions, housing material, and integrated structural engineering
  • BMS design: Battery protection, cell balancing, and communication protocols (SMBus / I2C / UART)
Get a Custom Battery Solution
Tell us about your project needs. Our engineers will provide a tailored battery solution and quotation within 24 hours.