{"product_id":"samsung-25r-18650-cell","title":"Samsung 18650 25R – 3.6V 2500mAh Li‑ion Cell (Flat Top)","description":"\u003cp\u003eGenuine Samsung INR18650-25R lithium-ion cells — a proven high-drain 18650 for power tool battery rebuilds, e-bike and scooter packs, flashlights, and DIY projects. Cells only; buy 1, 2, 4, or 8.\u003c\/p\u003e\n\n\u003ch3\u003eChoose your quantity\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e1 cell\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e2 cells\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e4 cells\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e8 cells\u003c\/strong\u003e — best per-cell price\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eLooking for a storage case? We sell clear protective cases separately in 2-cell and 4-cell sizes.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e Samsung INR18650-25R\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal voltage:\u003c\/strong\u003e 3.6V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCapacity:\u003c\/strong\u003e 2500mAh nominal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax continuous discharge:\u003c\/strong\u003e 20A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChemistry:\u003c\/strong\u003e Li-ion NMC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal:\u003c\/strong\u003e Flat top (unprotected)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharge cutoff:\u003c\/strong\u003e 4.20V  |  \u003cstrong\u003eDischarge cutoff:\u003c\/strong\u003e 2.50V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 18.3mm x 65.0mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCommon uses\u003c\/h3\u003e\n\u003cp\u003ePower tool pack rebuilds, e-bike and scooter batteries, vape mods, high-drain flashlights, portable power banks, and custom battery builds.\u003c\/p\u003e\n\n\u003ch3\u003eImportant safety information\u003c\/h3\u003e\n\u003cp\u003eThese are flat-top, unprotected cells intended for pack building and device integration by users who understand lithium-ion handling. They are not drop-in replacements for protected cells and are not suitable for use in devices requiring a protection circuit unless one is added.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNever charge unattended or exceed 4.20V per cell\u003c\/li\u003e\n\u003cli\u003eDo not over-discharge below 2.50V\u003c\/li\u003e\n\u003cli\u003eUse a quality charger designed for Li-ion cells\u003c\/li\u003e\n\u003cli\u003eNever use cells with damaged wrappers — rewrap before use\u003c\/li\u003e\n\u003cli\u003eWhen building packs, use cells of matched capacity and internal resistance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eAssembly and use are at your own risk. See our Terms of Service for full details.\u003c\/p\u003e","brand":"Samsung","offers":[{"title":"1 cell","offer_id":47181218611427,"sku":"CE107","price":4.99,"currency_code":"USD","in_stock":false},{"title":"2 cells","offer_id":49502980178147,"sku":"CE104","price":9.49,"currency_code":"USD","in_stock":false},{"title":"4 cells","offer_id":49502980210915,"sku":"CE105","price":17.99,"currency_code":"USD","in_stock":false},{"title":"8 cells","offer_id":49502980243683,"sku":"CE106","price":33.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0734\/7594\/8771\/files\/FEC0614C-CA03-4E4D-926A-BCFE7392ADBF.jpg?v=1758495441","url":"https:\/\/renewspark.com\/products\/samsung-25r-18650-cell","provider":"RenewSpark","version":"1.0","type":"link"}