Description
The Senix B40X2 is a 4.0Ah lithium-ion battery pack that serves as a high-performance power source for the Senix X-series cordless system. It doubles the capacity of standard 2.0Ah batteries, making it the ideal choice for heavy-duty applications such as outdoor power equipment and high-torque power tools. The battery features a rugged design and a sophisticated management system to ensure both tool performance and user safety.
Features:
- Extended Runtime – Delivers 72Wh of energy, providing significantly longer work sessions between charges.
- LED Fuel Gauge – Features a built-in LED power level display for instant charge status checks.
- Advanced BMS – Integrated system protects against overcharging, overheating, and short circuits.
- Rugged Construction – Reinforced shell with integrated rubber bumpers to maximize shock absorption.
- High-Efficiency Cells – Utilizes a 5S2P 18650 lithium-ion configuration for consistent, fade-free power.
- Broad Compatibility – Fully compatible with all Senix X2 18V tools and 2X2 18V tools.
Specifications:
- Voltage: 18V
- Capacity: 4.0 Ah (72 Wh)
- Battery Type: Lithium-ion (18650, 5S2P)
- Weight: 0.63 kg
- Certifications: UN38.3, UL 2595











