Description
5S1P lithium-ion battery pack consisting of 5 18650 cells connected in series, delivering a nominal voltage of 18V (21V at full charge) for technical applications and custom assemblies.
This module is designed for repairs, refurbishments, and electronics projects that require a stable 18V power supply. The solder tabs allow for direct integration into your assemblies.
Technical Specifications:
Configuration: 5S1P (5 cells in series)
Technology: Lithium-Ion (Li-ion)
Nominal voltage: 18V - 18.5V
Full-charge voltage: 21V
Capacity: 3.5Ah (3500 mAh)
Energy: 63 Wh
Cell format: 18650
Connection: Solder tabs
Dimensions: 92 x 65.5 x 18 mm
Weight: ~180 g
Rechargeable: Yes
Protection: BMS NOT included (must be added depending on application)
Important:
This pack does not include a built-in protection system.
A compatible 5S BMS must be added to ensure safe charging, discharging, and cell balancing.
Applications:
18V Tool Battery Refurbishment
DIY Electronics Projects
Robots and Embedded Systems
Portable Industrial Devices
Systems Requiring a Stable 18V / 21V Power Supply
1-year warranty.
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Fast Delivery
- Dispatched within 24/48 hours
- Stock in France
- Easy Returns
Why Trust Us
- Over 25 Years of Expertise
- Tested and Guaranteed Products
- Returns Accepted in Case of Error
Professional Support
- Personalized Technical Advice
- Pre and Post-Order Support
- Responsive After-Sales Service: 09 73 88 22 81


























