18.5V 7.5Ah Lithium Ion Battery Pack

Product Number:
25AQ024-01
Nominal voltage:
18.5V
Nominal capacity:
7.5Ah
Battery Configuration:
18650-5S3P
Dimension:
212 × 133 × 23 mm
Application:
Industrial Computer
Smart BMS protection, High capacity design, PVC battery case
Product Overview

Electrical Specifications

Attribute Parameter
Product Number 25AQ024-01
Cell Model 18650 / 3.7V / 2.5Ah
Battery Configuration 18650-5S3P
Nominal Voltage 18.5V
Nominal Capacity 7.5Ah
Rated Energy 138.75Wh
Charging Voltage 21V
Charging Current ≤2A
Discharge Current 2A
Internal Resistance ≤200mΩ

Mechanical & Environmental

Attribute Parameter
Charging Temperature 0 ~ 45℃
Discharge Temperature -20 ~ 60℃
Storage Temperature -20 ~ 35℃
Dimensions 212 × 133 × 23 mm (Max)
Weight 900g
Battery Case Blue PVC
Protection System Short circuit protection / Over-charge protection / Over-discharge protection / Over-current protection

 

Application Background

This battery solution is designed for industrial computers and testing equipment, suitable for on-site data processing and mobile inspection applications.
The equipment requires long-term continuous operation and stable power supply under complex electromagnetic and load variation environments, demanding high requirements for runtime, output stability, and environmental adaptability.

Project Challenges

  • Requires long continuous operation (8–12 hours)
  • Frequent load fluctuations demand stable voltage output
  • Harsh industrial environments require wide temperature performance
  • Limited internal space requires compact size and weight control

Customized Battery Solution

  • 18.5V high-voltage platform for stable industrial power supply
  • Smart BMS protection with overcharge, overdischarge, overcurrent, and short-circuit protection
  • 5S3P configuration ensures balance between capacity and stability
  • Wide-temperature compact design for -20~60℃ operation

Application Results

  • Supports 8–12 hours stable operation
  • Improved output stability and reduced system reset risk
  • Enhanced wide-temperature adaptability for industrial environments
  • Improved overall equipment reliability

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.