Nitecore NU25 400L Headlamp w/ Standard Headband

$39.95 Weight 2.0 oz / 56.0 g

Lead Time In Stock

The Nitecore NU25's ultralight weight, features, and form factor have made it a staple in the outdoor community for years. Now updated with USB-C charging, a longer run time, more lumens, and a lighter headband the Nitecore NU25 continues to push boundaries.

It features multiple brightness levels, simple controls with separate buttons for red versus white light, and a built in rechargeable lithium ion battery. The NU25 is one of the most versatile and compact headlamps available.

This version allows you to swap out the include headband for our custom-made Zpacks Pro Headlight Headband providing added comfort and reduced weight.

  • Ultralight body
  • Redesigned Sports Headband is lightweight, reflective, and glows in the dark
  • Quick release hollow bracket allows you to easily detach the headband to clean or replace
  • Compatible with our ultralight Zpacks Pro Headlight Headband to provide superior comfort and reduced weight.
  • IP66 Water and Dust Resistance
  • Convenient two-button control to minimize button pressing / cycling.
  • Press and hold either button to turn on/off.
  • Adjust light intensity with the Power button
  • Switch light sources with the Mode button
  • Press and hold both buttons to enter Lockout mode
  • Built-in power indicator lights (short press the mode button to display)
  • Bright White LED's provide dual beam spotlight and floodlight. for a combines 400 lumen max that can reach out to 70 yards (64 m)
  • Red LED helps preserve night vision while map reading, and night time trips to the privy. Flashing red light can also be used to signal for help.
  • Built-in 650mAh li-ion battery offers 10 hours 25 minutes of runtime on the most typically used 60 lumen Low mode. 400 lumen High mode lasts 2 hours 40 minutes.
  • Built-in USB-C fast charging rechargeable battery
  • Includes USB-C charging cable
  • Red and Green indicator lights let you see when then the unit is charging and when fully charged
  • Imported.


2.37" x 1.45" x .098" (60.1mm x 36.8mm x 25mm)


Headlamp: 1.34 oz (38 g)

Headband: .66 oz (18 g)

Compatible with Zpacks Pro Headband for reduced weight and added comfort.

Brightness Outputs:

Dual LED | High - Output 400 Lumen | Runtime 2 hr 40 min

Dual LED | Mid - Output 200 Lumen | Runtime 4 hr 40 min

Dual LED | Low - Output 60Lumen | Runtime 10 hr 25 min (Default, most common setting around camp)

Spotlight | Mid - Output 200 Lumen | Runtime 4 hr 15 min

Spotlight | Low - Output 60 Lumen | Runtime 10 hr 30 min

Floodlight | Mid - Output 200 Lumen | Runtime 4 hr 10 min

Floodlight | Low - Output 60 Lumen | Runtime 10 hr 30 min

Floodlight | Ultralow - Output 6 Lumen | Runtime 45 hr

Red LED | Constant On - Output 10 Lumen | Runtime 16 hr

Red LED | Slow Flashing - Output 10 Lumen

RED LED | SOS - Output 400 Lumen

RED LED | Beacon - Output 400 Lumen

Technical Specifications:

LED: White Light

Battery Type: Built-in 650mAh li-ion

Peak Beam Distance: 70 yds (64 m)

Peak Beam Intensity: 1029 cd

IP Rating: IP66

Impact Resistance: 1 m

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