Your data. Your choice.

If you select «Essential cookies only», we’ll use cookies and similar technologies to collect information about your device and how you use our website. We need this information to allow you to log in securely and use basic functions such as the shopping cart.

By accepting all cookies, you’re allowing us to use this data to show you personalised offers, improve our website, and display targeted adverts on our website and on other websites or apps. Some data may also be shared with third parties and advertising partners as part of this process.

Legal noticePrivacy notice

Nitecore 18650 Li-Ion Akku, NL1840, 4000mAh, mit Schutzschaltung

Price in EUR including VAT
173Ratings
BrandMore from Nitecore
Delivered between Fri, 31.7. and Mon, 3.8.
8 pieces in stock at third-party supplier
Supplied by
free shipping

Product details

The Nitecore 18650 Li-Ion Battery NL1840 is a powerful and reliable energy source specifically designed for demanding applications. With an impressive capacity of 4000mAh and a voltage of 3.7 volts, this battery offers a high energy density suitable for a variety of devices. The integrated protection circuit provides additional safety by protecting the battery from overvoltage, deep discharge, and short circuits. This not only ensures the longevity of the battery but also the safety of the devices used. Furthermore, the battery is tested to the IPX6 standard, meaning it operates reliably even under adverse conditions, such as rain or splashes. Weighing only 50 grams and featuring compact dimensions, the Nitecore 18650 battery is easy to transport and use, whether in everyday life or during outdoor activities.

  • High capacity of 4000mAh for longer use
  • Integrated protection circuit for maximum safety
  • IPX6 rated for water resistance
  • Compact design for easy handling.

Key specifications

Accessory type
Torch spare battery
Battery size
18650

General information

Item number
66248398
Manufacturer
Nitecore
Category
Flashlight accessories
Release date
12.1.2026

Colour

Colour
Black

Flashlight accessory properties

Accessory type
Torch spare battery

Battery properties

Battery type
Li-ion
Battery size
18650
Capacity
4000 mAh
Power capacity
14.40 Wh

Voluntary climate contribution

CO₂ emissions
2,99 kg
Climate contribution
EUR 0,12

Scope of delivery

Scope of delivery
1 piece

Product dimensions

Width
1.86 cm
Length
6.98 cm
Weight
50 g

Legal Notice

Product Safety

14-day cancellation right
30-day right of return
24 Months statutory warranty
Legal concerns

Compare products

Show all

Goes with

Reviews & Ratings

Statutory warranty score

How often does a product of this brand in the «Flashlight accessories» category have a defect within the first 24 months?

Source: Galaxus
  • 2.Emos
    0,3 %
  • 2.Varta
    0,3 %
  • 4.Nitecore
    0,4 %
  • 5.Fenix
    0,5 %
  • 6.Olight
    0,6 %

Statutory warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Galaxus
  • 1.Fenix
    0 days
  • 1.Nitecore
    0 days

Return rate

How often is a product of this brand in the «Flashlight accessories» category returned?

Source: Galaxus
  • 3.Klarus
    1,8 %
  • 4.Fenix
    2,8 %
  • 5.Ledlenser
    2,9 %
  • 6.Nitecore
    3 %
  • 7.Olight
    5,4 %
Source: Galaxus