{"product_id":"samsung-25r-18650-2500mah-20a-battery","title":"Samsung 25R | 18650 2500mAh 20A Battery","description":"\u003ch4 data-start=\"277\" data-end=\"294\"\u003e🔋 Overview\u003c\/h4\u003e\n\u003cp data-start=\"295\" data-end=\"578\"\u003eThe Samsung 25R is one of the most trusted and widely used 18650 lithium-ion cells on the market. With a \u003cstrong data-start=\"400\" data-end=\"420\"\u003e2500mAh capacity\u003c\/strong\u003e and a \u003cstrong data-start=\"427\" data-end=\"462\"\u003e20A continuous discharge rating\u003c\/strong\u003e, it delivers balanced performance for mid-power builds including e-bike packs, power tools, and high-drain devices.\u003c\/p\u003e\n\u003cp data-start=\"580\" data-end=\"736\"\u003eThis is a \u003cstrong data-start=\"590\" data-end=\"610\"\u003egenuine OEM cell\u003c\/strong\u003e from Samsung SDI — safe, reliable, and perfect for pack builders looking for long-lasting performance with consistent output.\u003c\/p\u003e\n\u003chr data-start=\"738\" data-end=\"741\"\u003e\n\u003ch3 data-start=\"743\" data-end=\"761\"\u003e⚡ Key Features\u003c\/h3\u003e\n\u003cul data-start=\"762\" data-end=\"1045\"\u003e\n\u003cli data-start=\"762\" data-end=\"787\"\u003e\n\u003cp data-start=\"764\" data-end=\"787\"\u003e\u003cstrong data-start=\"764\" data-end=\"776\"\u003eCapacity\u003c\/strong\u003e: 2500mAh\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"788\" data-end=\"817\"\u003e\n\u003cp data-start=\"790\" data-end=\"817\"\u003e\u003cstrong data-start=\"790\" data-end=\"809\"\u003eNominal Voltage\u003c\/strong\u003e: 3.6V\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"818\" data-end=\"850\"\u003e\n\u003cp data-start=\"820\" data-end=\"850\"\u003e\u003cstrong data-start=\"820\" data-end=\"842\"\u003eMax Charge Voltage\u003c\/strong\u003e: 4.2V\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"851\" data-end=\"882\"\u003e\n\u003cp data-start=\"853\" data-end=\"882\"\u003e\u003cstrong data-start=\"853\" data-end=\"874\"\u003eDischarge Cut-off\u003c\/strong\u003e: 2.5V\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"883\" data-end=\"923\"\u003e\n\u003cp data-start=\"885\" data-end=\"923\"\u003e\u003cstrong data-start=\"885\" data-end=\"916\"\u003eContinuous Discharge Rating\u003c\/strong\u003e: 20A\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"924\" data-end=\"959\"\u003e\n\u003cp data-start=\"926\" data-end=\"959\"\u003e\u003cstrong data-start=\"926\" data-end=\"939\"\u003eChemistry\u003c\/strong\u003e: INR (LiNiMnCoO2)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"960\" data-end=\"998\"\u003e\n\u003cp data-start=\"962\" data-end=\"998\"\u003e\u003cstrong data-start=\"962\" data-end=\"977\"\u003eForm Factor\u003c\/strong\u003e: 18650 cylindrical\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"999\" data-end=\"1045\"\u003e\n\u003cp data-start=\"1001\" data-end=\"1045\"\u003e\u003cstrong data-start=\"1001\" data-end=\"1015\"\u003eProtection\u003c\/strong\u003e: None (unprotected, flat top)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1047\" data-end=\"1050\"\u003e\n\u003ch3 data-start=\"1052\" data-end=\"1070\"\u003e✅ Applications\u003c\/h3\u003e\n\u003cul data-start=\"1071\" data-end=\"1242\"\u003e\n\u003cli data-start=\"1071\" data-end=\"1107\"\u003e\n\u003cp data-start=\"1073\" data-end=\"1107\"\u003eE-bike and scooter battery packs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1108\" data-end=\"1123\"\u003e\n\u003cp data-start=\"1110\" data-end=\"1123\"\u003ePower tools\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1124\" data-end=\"1156\"\u003e\n\u003cp data-start=\"1126\" data-end=\"1156\"\u003eHigh-performance flashlights\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1157\" data-end=\"1189\"\u003e\n\u003cp data-start=\"1159\" data-end=\"1189\"\u003eDIY lithium battery projects\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1190\" data-end=\"1242\"\u003e\n\u003cp data-start=\"1192\" data-end=\"1242\"\u003eAny build requiring safe, dependable 20A discharge\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1244\" data-end=\"1247\"\u003e\n\u003ch3 data-start=\"1249\" data-end=\"1280\"\u003e🧪 Spec Sheets \u0026amp; Compliance\u003c\/h3\u003e\n\u003cul data-start=\"1281\" data-end=\"1648\"\u003e\n\u003cli data-start=\"1281\" data-end=\"1379\"\u003e\n\u003cp data-start=\"1283\" data-end=\"1379\"\u003e\u003ca data-start=\"1283\" data-end=\"1377\" class=\"cursor-pointer\" rel=\"noopener\"\u003eSamsung 25R Datasheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1380\" data-end=\"1471\"\u003e\n\u003cp data-start=\"1382\" data-end=\"1471\"\u003e\u003ca data-start=\"1382\" data-end=\"1469\" class=\"cursor-pointer\" rel=\"noopener\"\u003eMSDS \/ Safety Data Sheet\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1472\" data-end=\"1563\"\u003e\n\u003cp data-start=\"1474\" data-end=\"1563\"\u003e\u003ca data-start=\"1474\" data-end=\"1561\" class=\"cursor-pointer\" rel=\"noopener\"\u003eUN38.3 Transport Test Summary\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1564\" data-end=\"1648\"\u003e\n\u003cp data-start=\"1566\" data-end=\"1648\"\u003e\u003ca data-start=\"1566\" data-end=\"1648\" class=\"cursor-pointer\" rel=\"noopener\"\u003eIEC62133 Certification\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cblockquote data-start=\"1650\" data-end=\"1750\"\u003e\n\u003cp data-start=\"1652\" data-end=\"1750\"\u003eNeed help accessing these files or want to include your own test report? Contact our team anytime.\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003chr data-start=\"1752\" data-end=\"1755\"\u003e\n\u003ch3 data-start=\"1757\" data-end=\"1779\"\u003e📦 What’s Included\u003c\/h3\u003e\n\u003cul data-start=\"1780\" data-end=\"1895\"\u003e\n\u003cli data-start=\"1780\" data-end=\"1824\"\u003e\n\u003cp data-start=\"1782\" data-end=\"1824\"\u003e1x \u003cstrong data-start=\"1785\" data-end=\"1822\"\u003eSamsung INR18650-25R 2500mAh Cell\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1825\" data-end=\"1864\"\u003e\n\u003cp data-start=\"1827\" data-end=\"1864\"\u003eAuthentic Samsung SDI manufacturing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1865\" data-end=\"1895\"\u003e\n\u003cp data-start=\"1867\" data-end=\"1895\"\u003eShips in cell-safe packaging\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-end=\"2358\" data-start=\"2211\"\u003eDownloads\u003c\/h3\u003e\n\u003cp data-end=\"2358\" data-start=\"2211\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2429\/4947\/files\/INR18650-25R_WM_RPE.pdf?v=1750875697\"\u003eSamsung 25R Rpe Spec\u003c\/a\u003e\u003cbr\u003e\u003cbr\u003e⚠ \u003cstrong data-end=\"386\" data-start=\"357\"\u003eImportant Safety Warnings\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"186\" data-end=\"575\"\u003eImproper use of lithium-ion batteries can cause \u003cstrong data-start=\"297\" data-end=\"335\"\u003efire, explosion, or serious injury\u003c\/strong\u003e. These cells are intended \u003cstrong data-start=\"362\" data-end=\"370\"\u003eonly\u003c\/strong\u003e for use in battery packs with a \u003cstrong data-start=\"403\" data-end=\"438\"\u003eBMS (Battery Management System)\u003c\/strong\u003e or \u003cstrong data-start=\"442\" data-end=\"476\"\u003eProtection Circuit Board (PCB)\u003c\/strong\u003e. \u003cstrong data-start=\"478\" data-end=\"512\"\u003eDo not use as standalone cells\u003c\/strong\u003e or in e-cigarettes, vape devices, or unprotected applications.\u003c\/p\u003e\n\u003cp data-start=\"577\" data-end=\"605\"\u003e\u003cstrong data-start=\"577\" data-end=\"603\"\u003eKey Safety Guidelines:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"606\" data-end=\"1192\"\u003e\n\u003cli data-start=\"606\" data-end=\"705\"\u003e\n\u003cp data-start=\"608\" data-end=\"705\"\u003e\u003cstrong data-start=\"608\" data-end=\"639\"\u003eNever carry loose batteries\u003c\/strong\u003e in your pocket, purse, or bag — risk of short circuit and fire.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"706\" data-end=\"762\"\u003e\n\u003cp data-start=\"708\" data-end=\"762\"\u003eAlways \u003cstrong data-start=\"715\" data-end=\"738\"\u003estore and transport\u003c\/strong\u003e in a protective case.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"763\" data-end=\"855\"\u003e\n\u003cp data-start=\"765\" data-end=\"855\"\u003e\u003cstrong data-start=\"765\" data-end=\"787\"\u003eInspect before use\u003c\/strong\u003e: Do not use if damaged, leaking, bulging, or the wrapper is torn.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"856\" data-end=\"968\"\u003e\n\u003cp data-start=\"858\" data-end=\"968\"\u003e\u003cstrong data-start=\"858\" data-end=\"875\"\u003eCharge safely\u003c\/strong\u003e: Use a smart charger designed for lithium-ion cells. Never overcharge or leave unattended.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"969\" data-end=\"1061\"\u003e\n\u003cp data-start=\"971\" data-end=\"1061\"\u003e\u003cstrong data-start=\"971\" data-end=\"981\"\u003eDo not\u003c\/strong\u003e crush, puncture, modify, expose to liquid, solder directly, or short circuit.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1062\" data-end=\"1192\"\u003e\n\u003cp data-start=\"1064\" data-end=\"1192\"\u003eFor thermal runaway (swelling, smoke, heat): move to a fire-safe surface and use \u003cstrong data-start=\"1145\" data-end=\"1177\"\u003eClass D extinguisher or sand\u003c\/strong\u003e — never water.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1194\" data-end=\"1449\"\u003e\u003cstrong data-start=\"1194\" data-end=\"1209\"\u003eDisclaimer:\u003c\/strong\u003e\u003cbr data-start=\"1209\" data-end=\"1212\"\u003eRechargeable Power Energy (RPE) is not responsible for misuse, improper handling, or unsafe pack assembly. Buyers and resellers accept full responsibility for safe use. Cells must be packaged individually — do \u003cstrong data-start=\"1422\" data-end=\"1429\"\u003enot\u003c\/strong\u003e sell or ship loose.\u003c\/p\u003e","brand":"Samsung","offers":[{"title":"Default Title","offer_id":42348588892222,"sku":"INR18650-25R","price":4.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0648\/9289\/5294\/files\/SAMSUNG-25R_3.webp?v=1767062894","url":"https:\/\/unitedlithium.us\/products\/samsung-25r-18650-2500mah-20a-battery","provider":"United Lithium Solutions","version":"1.0","type":"link"}