18V LXT Lithium Ion 4.0Ah Battery For Tools With Fast 36 Minute Charge BL1840B Compatible Slide On Connection Same Weight As 3.0Ah Works With Current Li Ion Chargers
✔️ 4.0Ah capacity, foam cell tech, slide-on fit, single battery
This high-capacity 18V Li-ion battery powers cordless drills, impact drivers, saws, and other hand tools on job sites and in workshops. It’s designed for quick swaps, reliable runtime, and smooth operation with compatible Li-ion chargers.
✅ Voltage: 18V
✅ Capacity: 4.0Ah
✅ Type: Li-ion
✅ Charge time: ~36 minutes
✅ Foam cell technology for cool operation
✅ Slide-on connection for secure fit with most tools
✅ Lightweight with weight similar to 3.0Ah model
✅ Works with current Li-ion chargers
💡 What is an 18V Li-Ion battery used for in cordless tool systems?
This handy explanation covers how these packs power common tools.
- Provides portable power for drills, saws, grinders, and lights
- Maintains high capacity with foam cell tech and low self-discharge
- Works with existing 18V Li-ion chargers and slide-on connections
- Lighter and cooler during heavy use for longer runtimes