{"product_id":"nitecore-nl1840aw-18650-rechargeable-battery-all-weather-40c","title":"Nitecore NL1840AW 4000mAh 18650 All-Weather Rechargeable Battery Extreme Cold -40°C","description":"\u003cp dir=\"ltr\"\u003eThe \u003cstrong\u003eNitecore NL1840AW\u003c\/strong\u003e is a \u003cstrong\u003e4000mAh Li-ion NMC 18650 all-weather battery\u003c\/strong\u003e specifically engineered for \u003cstrong\u003eextreme Canadian winter conditions\u003c\/strong\u003e. Unique on the market, it maintains \u003cstrong\u003eefficient discharge performance down to -40°C (-40°F)\u003c\/strong\u003e and operates reliably at altitudes up to \u003cstrong\u003e10,000 meters\u003c\/strong\u003e, where conventional batteries lose all capacity. With a \u003cstrong\u003e10A continuous discharge current\u003c\/strong\u003e, it is optimized for high-powered flashlights and headlamps like the \u003cstrong\u003eUT6, HC65 UHE and MT2C Pro\u003c\/strong\u003e. Alpine skiing, cross-country skiing, snowmobiling, winter quad riding, fatbiking, ice climbing or snowshoeing: the NL1840AW is \u003cstrong\u003ethe battery for Canadian adventurers who don't stop when temperatures plunge\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch2 dir=\"ltr\"\u003eExtreme Cold Performance and Longevity\u003c\/h2\u003e\n\u003cp dir=\"ltr\"\u003eThe NL1840AW integrates a \u003cstrong\u003eLi-ion NMC (Nickel Manganese Cobalt) chemistry\u003c\/strong\u003e specially formulated to maintain performance in the coldest environments. Its \u003cstrong\u003e10A discharge current\u003c\/strong\u003e powers the most demanding flashlights without performance drop. With over \u003cstrong\u003e500 full recharge cycles\u003c\/strong\u003e, it retains more than 80% of its original capacity, representing a durable and cost-effective investment for intensive users. Its \u003cstrong\u003ebuilt-in intelligent protective circuit\u003c\/strong\u003e prevents overcharging, over-discharging and short circuits. A \u003cstrong\u003epressure relief valve\u003c\/strong\u003e activates in case of rapid temperature increase for maximum safety.\u003c\/p\u003e\n\u003ch2 dir=\"ltr\"\u003eAll-Weather Construction and IPX6 Rating\u003c\/h2\u003e\n\u003cp dir=\"ltr\"\u003eThe NL1840AW \u003cstrong\u003estands out for its build quality\u003c\/strong\u003e: its \u003cstrong\u003enickel-plated stainless steel protectors\u003c\/strong\u003e at both ends ensure impact resistance, optimal conductivity and oxidation protection. A \u003cstrong\u003edurable metallic film\u003c\/strong\u003e protects against abrasion in demanding outdoor environments. Mercury-free, lead-free, cadmium-free for safe use and storage. At only \u003cstrong\u003e51g\u003c\/strong\u003e for \u003cstrong\u003e69.8mm × 18.6mm\u003c\/strong\u003e, it fits all 18650-compatible devices for unlimited winter adventures.\u003c\/p\u003e\n\u003ch2 dir=\"ltr\"\u003e⚠️ Safety Warnings\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eDO NOT use if the outer shell is damaged\u003c\/li\u003e\n\u003cli\u003eDO NOT store or transport with metal objects\u003c\/li\u003e\n\u003cli\u003eDO NOT discharge below 2.75V or charge above 4.2V\u003c\/li\u003e\n\u003cli\u003eDO NOT disassemble, pierce, cut, crush, incinerate or short-circuit\u003c\/li\u003e\n\u003cli\u003eDO NOT expose to water or fire, or store above 50°C (122°F)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eFailure to follow these instructions may cause serious damage or explosion.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2 dir=\"ltr\"\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eLi-ion NMC 18650 all-weather rechargeable battery\u003c\/li\u003e\n\u003cli\u003eCapacity: 4000mAh 3.6V (14.4Wh)\u003c\/li\u003e\n\u003cli\u003eContinuous discharge current: 10A\u003c\/li\u003e\n\u003cli\u003eOperating temperature: down to -40°C (-40°F)\u003c\/li\u003e\n\u003cli\u003eMaximum altitude: 10,000m\u003c\/li\u003e\n\u003cli\u003eRecharge cycles: 500+ full cycles\u003c\/li\u003e\n\u003cli\u003eChemistry: Li-ion NMC (Nickel Manganese Cobalt)\u003c\/li\u003e\n\u003cli\u003eProtection: Overcharge, over-discharge, short circuit, pressure relief valve\u003c\/li\u003e\n\u003cli\u003eProtectors: Nickel-plated stainless steel (both ends)\u003c\/li\u003e\n\u003cli\u003eAnti-abrasion film: Yes\u003c\/li\u003e\n\u003cli\u003eMercury free, lead free, cadmium free\u003c\/li\u003e\n\u003cli\u003eCompatible: UT6, HC65 UHE, MT2C Pro and 18650-compatible devices\u003c\/li\u003e\n\u003cli\u003eDimensions: 2.75\" \/ 69.8mm±0.3mm (L) x 0.73\" \/ 18.6mm±0.3mm (diameter)\u003c\/li\u003e\n\u003cli\u003eWeight: 1.80oz \/ 51g\u003c\/li\u003e\n\u003cli\u003eWaterproof rating: IPX6\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 dir=\"ltr\"\u003eBox Contents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 NL1840AW 4000mAh 18650 Battery\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 dir=\"ltr\"\u003eFAQ - Frequently Asked Questions\u003c\/h2\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhat is the difference between the NL1840AW and the NL1840R?\u003c\/strong\u003e The NL1840AW is rated for operation down to -40°C and uses an NMC Li-ion chemistry optimized for extreme cold. The NL1840R features a built-in USB-C port for direct recharging but is not rated for extreme cold. Choose the NL1840AW for Canadian extreme winter conditions.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhy does this battery perform better in cold weather?\u003c\/strong\u003e Conventional Li-ion batteries lose 20 to 50% of their capacity below -10°C. The NMC chemistry of the NL1840AW maintains efficient discharge performance down to -40°C, ensuring reliable lighting during winter outings across Canada.\u003c\/p\u003e","brand":"Nitecore","offers":[{"title":"Default Title","offer_id":67486515724333,"sku":"NL1840AW","price":40.95,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/3113\/8349\/files\/Battery-Nitecore-NL1840AW-18650-4000mAh-All-Weather-Rechargeable-Extreme-Cold-40C_1.png?v=1788534821","url":"https:\/\/www.powertrail.ca\/products\/nitecore-nl1840aw-18650-rechargeable-battery-all-weather-40c","provider":"Power Trail","version":"1.0","type":"link"}