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About this product
Engineered for alpine mountaineers, severe cold-climate adventurers and backcountry trekkers, the Nitecore SUMMIT 10000 delivers reliable, uncompromised power where standard power banks fail. Featuring a unibody carbon-fibre shell and an intelligent polyimide heating system, this palm-sized 10,000mAh energy brick maintains output down to extreme temperatures of -40°C. Heavyweight performance meets minimal bulk in an ultra-lightweight, 175g airline-approved design.
-40°C Rated
Operates in deep freeze
Carbon Fibre
Unibody build at 175g
20W PD Output
Fast USB-C charging
Award Winning
Good Design 2023
Intelligent Thermal Management
Standard lithium-ion batteries suffer massive power degradation or completely shut down as temperatures drop below freezing. The SUMMIT 10000 utilizes dual temperature detection modules and an integrated polyimide (PI) heating system to maintain thermal stability. At -20°C, it retains approximately 70% of its total available capacity, ensuring you have reliable electricity for critical electronics during multi-day sub-zero expeditions.
Lightweight Carbon-Fibre Architecture
Constructed with a unibody carbon-fibre frame, this energy brick boasts an energy density of 226.47 mWh/g, giving you max power per gram carried. The seamless carbon-fibre casing acts as an effective thermal insulator to hold internal heat, while simultaneously providing robust 1.5m impact resistance and IPX5 weatherproofing against snow, spray, and grime.
Effortless Power Monitoring and Travel Approval
Four blue LED status lights instantly report remaining capacity in 25% steps with a single press of the power button. Rated at 38.5Wh, it complies with UN38.3 standard guidelines, making it fully approved for commercial airline carry-on luggage. An included cold-rated braided USB-C cable prevents cracking in freezing conditions, keeping your setup operational in harsh environments.
Integrated PI Heating Element
Automatically activates when temperatures drop below 0°C during use, drawing minimal internal power. When connected to an external charger, preheating runs entirely on external power to protect every milliamp-hour of internal charge.
Key Features
Sub-Zero Operation – Operates smoothly down to -40°C with an integrated polyimide thermal heating system.
Unibody Carbon Fibre Casing – Provides exceptional strength, natural heat retention, and impact protection while weighing only 175g.
Fast Dual-Port Charging – Features a 20W USB-C Power Delivery output and an 18W Quick Charge USB-A port for simultaneous charging.
Low Current Mode – Delivers safe, optimized charging currents for delicate gear like smartwatches, headlamps, and wireless earbuds.
Rugged Durability – Built with IPX5 water resistance and 1.5-metre drop resistance to survive tough outdoor use.
Airline Approved – Rated at 38.5Wh and UN38.3 compliant, allowing hassle-free hand luggage transit on flights.
Visual Status Display – Four blue indicator lights show remaining battery levels at 25% increments for clear tracking.