{"product_id":"fkb-18650-26-lithium-battery-18650-3-6v-2600mah-html","title":"FKB 18650-26 Li-ion Cell 3.6V 2600mAh – Flat Terminals, No PCB \u0026 500-Cycle Life","description":"\u003cp\u003eThe FKB 18650-26 is an unprotected lithium-ion cell in the standard 18650 format, delivering 3.6V nominal voltage and 2600mAh capacity. Flat positive and negative terminals make it suitable for spot-welded packs and professional electronics where a protection PCB is added externally.\u003c\/p\u003e\u003cp\u003eLi-ion chemistry gives a high weight-to-power ratio versus alkaline or NiMH equivalents, with a 500-cycle service life and a wide -10 to +60°C operating window.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e18650 cylindrical format, 65x18.4mm\u003c\/li\u003e\n\u003cli\u003e3.6V nominal voltage and 2600mAh capacity\u003c\/li\u003e\n\u003cli\u003eFlat-pole terminals for pack assembly\u003c\/li\u003e\n\u003cli\u003eUnprotected cell for professional integration with external BMS\u003c\/li\u003e\n\u003cli\u003e500-cycle service life under standard charge profile\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eProduct Benefits\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eCompatible with the wide ecosystem of 18650-based torches, power tools and pack builds\u003c\/li\u003e\n\u003cli\u003eConstant current \/ constant voltage charging keeps cycle life predictable\u003c\/li\u003e\n\u003cli\u003eStandard 1300mA charge rate completes in roughly 2 hours\u003c\/li\u003e\n\u003cli\u003eMaximum 5200mA discharge supports moderate-load applications\u003c\/li\u003e\n\u003cli\u003eWide operating range from -10 to +60°C suits varied environments\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e FKB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e 18650-26\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChemistry:\u003c\/strong\u003e Lithium-ion\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFormat:\u003c\/strong\u003e 18650\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 3.6V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCapacity:\u003c\/strong\u003e 2600mAh\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal Layout:\u003c\/strong\u003e 52\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminals:\u003c\/strong\u003e Flat\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 65x18.4mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 45g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUsage:\u003c\/strong\u003e Professional electronics\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCycle Life:\u003c\/strong\u003e 500 cycles\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging:\u003c\/strong\u003e Constant Current \/ Constant Voltage\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Voltage:\u003c\/strong\u003e 4.2V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Charge Current:\u003c\/strong\u003e 1300mA (2 hours)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Discharge Current:\u003c\/strong\u003e 5200mA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e -10 to +60°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection Circuit:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eWhy You'll Love It\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eReliable 18650 cell for replacement and pack-building projects\u003c\/li\u003e\n\u003cli\u003eFlat terminals make spot welding and holder mounting straightforward\u003c\/li\u003e\n\u003cli\u003eGenerous 2600mAh capacity with predictable cycle behaviour\u003c\/li\u003e\n\u003cli\u003ePackage includes 1x FKB 18650-26 lithium battery 3.6V 2600mAh\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Other","offers":[{"title":"Default Title","offer_id":56579278111102,"sku":"402093","price":8.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0961\/2250\/3550\/files\/15675275379070.webp?v=1779639404","url":"https:\/\/lynk.gr\/en-us\/products\/fkb-18650-26-lithium-battery-18650-3-6v-2600mah-html","provider":"Lynk.gr","version":"1.0","type":"link"}