Nitecore NU40 headlamp (1000 lm)

The Nitecore NU40 is a powerful and compact headlamp from the NU series, powered by a built-in 2600 mAh 18650 battery . Designed for intensive use, it delivers up to 1000 lumens and fully recharges in 1.5 hours via USB-C . Its lightweight aluminum and polycarbonate structure, combined with a wide 32 mm headband , offers excellent comfort and balanced weight distribution.

The NU40 features an intelligent optical sensor that instantly reduces brightness when obstacles are nearby, preventing glare or accidental overheating. It can also operate while charging, making it ideal for long or continuous activities. Waterproof and durable, it combines robustness, power, and reliability.

Main features

• Max power: 1000 lumens (Turbo mode)
• Built-in 18650 – 2600 mAh battery
• USB-C fast charging: full charge in 1.5 hours
• Usable while charging (compatible with future accessories)
• 5 brightness levels + SOS + Beacon + continuous and flashing red light
• Smart proximity sensor: automatic brightness reduction in case of obstacle
• Dual control button (Power + Mode)
• Lightweight aluminum and polycarbonate housing
• 32mm wide, non-slip and comfortable headband
• Battery level indicator
• Impact resistance: 2 meters
• IP68 waterproofing

Performance by mode

White light

• Turbo: 1000 lm – duration not specified
• High: 600 lm – 6 h
• Mid: 300 lm – 10 h
• Low: 100 lm – 22 h
• Ultralow: 8 lm – 120 h

Red light

• Fixed: 10 lm – 50 h
• Flashing: 10 lm – 68 h

Special modes

• SOS
• Beacon

Pack contents

• 1x Nitecore NU40
• 1x USB-C charging cable
• 1x User Manual

Why choose this product

The NU40 offers an exceptional power-to-compactness ratio , with remarkable battery life and a design designed for endurance . Perfect for professionals, long expeditions or demanding nighttime activities, it combines intelligence, robustness and comfort , while remaining simple to use.