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About this product
Engineered for extended outdoor pursuits, the Nitecore NB20000 Gen3 packs a colossal 20,000mAh capacity into a remarkably portable frame weighing just 291g. Encased in a reinforced carbon fibre composite shell, this power bank supplies up to 22.5W fast-charge output to keep your essential electronics operational during multi-day expeditions. Fully airline-approved and built to withstand wet weather, it is the ultimate high-capacity power solution for trail runners, trekkers, and mountaineers.
20,000mAh Power
Massive energy supply
291g Ultra-Light
Carbon fibre shell
IPX5 Rating
Weatherproof body
Lightweight Carbon Fibre Construction
The NB20000 Gen3 utilizes a carbon fibre composite anti-torsion frame designed to absorb impact while keeping weight to a absolute minimum. This specialized material structure protects the high-density lithium-ion cell inside without adding unnecessary bulk to your pack. Whether stowed in a trekking kit or cycling frame bag, it provides rugged reliability across extreme environments.
Versatile Fast Charging and Pass-Through Capability
Equipped with dual USB-C ports, this power bank delivers up to 22.5W output for quick power top-ups on mobile devices, headlamps, and navigation tools. Integrated pass-through charging allows you to charge the power bank itself while simultaneously powering connected gear. Fast 18W input ensures the internal cell recharges efficiently between journeys.
Airline Compliant Energy Supply
With a rated capacity of 72Wh, the NB20000 Gen3 fully meets international airline standards, making it safe for carry-on luggage on flights worldwide.
Key Features
High 20,000mAh Capacity – Delivers 72Wh of portable power capable of recharging smartphones, GPS units, and headlamps multiple times.
Carbon Fibre Composite Shell – Anti-torsion frame delivers superior structural integrity while weighing only 291g.
22.5W Maximum Output – Dual USB-C ports support fast charging up to 22.5W for high-speed device power delivery.
Pass-Through Charging – Allows simultaneous charging of the power bank and connected external electronics.
IPX5 Water Resistance – Shields internal components against rain, splashing water, and damp outdoor conditions.
Airplane Safe – Rated under 100Wh to strictly comply with international carry-on flight regulations.