![Nitecore](/i/b/nitecore.webp)
Nitecore NU40 headlamp review
The Nitecore NU40 headlamp was released in 2023. It uses 2 x unspecified White LED, 1 x unspecified Red LED, TIR reflector and integrated 2600mAh Li-Ion battery. The powerful emitter in this headlamp provides up to 1000 lm output, 2700 cd intensity, and a beam distance of 104 m.
Wondering if this Nitecore headlamp is a must-have? Keep reading to find out!
Table of Contents
- Nitecore NU40 specifications
- Body, materials, weight, colors
- System, LED, lens, reflector
- Performance, flux, intensity, throw
- Software, user interface, modes
- Features, battery, protections
- Accessories, package contents
- Links
- Conclusion, pros and cons
- Photos
- Comparisons
The content of this article reflects our own experiences and viewpoints. We aim to offer insights on a topic, and we hope others find it helpful and motivating. Additionally, we make every effort to provide accurate and comprehensive coverage.
![Nitecore NU40 / NU40](/p/8/809/nitecore-nu40-nu40-0.webp)
Wear this headlamp on your head or helmet, you can direct the light where you look. TIR lens plays a significant role in shaping the beam pattern of the NU40 flashlight. This light has 5 + 2 modes of lighting. With mode memory, when you turn off the NU40 and then turn it back on, it will activate the last used mode. This USB rechargeable flashlight has become popular.
Nitecore NU40 specifications
Brand | Nitecore |
---|---|
Name | NU40 |
Type | NU40 |
Rating | |
Launch | 2023 |
Form | headlamp |
Headlamps are versatile lighting tools, they are hands-free.
![Nitecore NU40 / 2](/p/8/809/nitecore-nu40-nu40-2.webp)
Body, materials, weight, colors
Weight | 116 g |
---|---|
Length | 79.8 mm |
Body diameter | 46.1 mm |
Head diameter | 43.9 mm |
Dimensions | 79.8 x 46.1 x 43.9 mm |
Material | plastic |
Colors | black |
The flashlight is comfortable to hold for a long time, and it is also easy to carry in pockets or bags. Consider the length of the flashlight, it should fit comfortably in your chosen way to carry it. This flashlight comes in a sleek black color option.
![Nitecore NU40 / 3](/p/8/809/nitecore-nu40-nu40-3.webp)
System, LED, lens, reflector
Emitter | 2 x unspecified White LED, 1 x unspecified Red LED |
---|---|
Color temperature | 6500 K |
Reflector | TIR |
Lens | TIR |
Switch | dual electronic side |
The color temperature choice depends on the light's use and personal taste. The NU40's TIR lens is made of a single piece of transparent material. Some flashlights with electronic switches have programmable features.
![Nitecore NU40 / 1](/p/8/809/nitecore-nu40-nu40-1.webp)
Performance, flux, intensity, throw
Flux | 1000 lm |
---|---|
Intensity | 2700 cd |
Throw | 104 m |
CD/LM factor | 2.7 |
The 1000 lm output of NU40 provides great flexibility. The NU40 flashlight has 2700 cd, it provides a much brighter and more intense beam. The throw distance is the farthest distance the flashlight can light an object. The candela per lumen (cd/lm) ratio can be used to determine if a flashlight has a spot or flood type beam.
Software, user interface, modes
Modes | 5 + 2 modes |
---|---|
Mode memory | yes |
Ramping mode | no |
Strobe | no |
SOS/Beacon | yes |
A flashlight's modes are different output settings or brightness levels. The flashlight has mode memory. It remembers the mode you were using when the light was last turned off. The SOS signal is an international distress call.
Features, battery, protections
Battery | integrated 2600mAh Li-Ion battery |
---|---|
Battery indicator | yes |
Charger port | USB Type-C |
LVP | yes |
Thermal regulation | yes |
Protection | IP68 |
Impact resistance | 2 m |
AUX LEDs | no |
Magnetic | no |
Specials | proximity sensor red light white light |
The NU40 flashlight utilizes integrated 2600mAh Li-Ion battery as its power source. The battery indicator prevents surprise power failures. USB rechargeable flashlights are more popular now. LVP (Low Voltage Protection) is designed to protect the battery. The thermal protection feature helps prevent overheating. The "6" in the IP68 rating shows the level of protection. The flashlight has an IP68 rating. It can withstand being submerged in water beyond 1 meter for a prolonged period. The NU40 flashlight proudly boasts an exceptional impact resistance rating of 2 m.
Accessories, package contents
Package contents | USB Type-C cable headband |
---|
Links
Official site | https://flashlight.nitecore.com/ |
---|
Conclusion, pros and cons
This Nitecore flashlight, like any other, has its strengths and weaknesses. Let's take a close look at both sides to understand this flashlight better. I share my thoughts on its standout features and the parts that might need improvement. Keep in mind, these are just my opinions, and you might have a different perspective.
Pros
- lightweight
- TIR lens
- side switch
- adequate performance
- multiple modes
- mode memory
- SOS/beacon function
- integrated battery
- battery indicator
- USB charger
- low-voltage protection
- thermal regulation
- dust protected
- waterproof
Cons
- plastic body
- unspecified LED
- cool light
- low intensity
- no auxiliary LEDs
- non-magnetic
Photos
![Nitecore NU40 / NU40 photo 1.](/p/8/809/t-nitecore-nu40-nu40-0.webp)
![Nitecore NU40 / NU40 photo 2.](/p/8/809/t-nitecore-nu40-nu40-1.webp)
![Nitecore NU40 / NU40 photo 3.](/p/8/809/t-nitecore-nu40-nu40-2.webp)
![Nitecore NU40 / NU40 photo 4.](/p/8/809/t-nitecore-nu40-nu40-3.webp)
![Nitecore NU40 / NU40](/p/8/809/nitecore-nu40-nu40-0.webp)
Comparisons
According to our statistics, the Nitecore NU40 flashlight was most often compared on our site with the following flashlights.
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Updated: May 23, 2024