{"product_id":"2-pack-samsung-50s-21700-5000mah-3-7v-25a-high-drain-battery-flat-top-button-top-spot-welded-pre-wired-protected-top-options","title":"Samsung SDI INR21700-50S 5000mAh 25A 3.7V High-Drain Li-ion Battery – 5C Discharge, 12mΩ Ultra-Low IR for High-Power Tools \u0026 Vehicles (2-Pack \/ Flat\/Button\/Welded\/Wired\/Protected Options)","description":"\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eProduct Description:\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eThe Samsung SDI INR21700-50S is a premium automotive-grade 21700 lithium-ion battery cell engineered for extreme high-power, high-torque applications. \u003c\/span\u003e\u003cspan class=\"\"\u003eThis \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e2-Pack bundle\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e delivers a massive 5000mAh capacity per cell, an impressive \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e25A (5C) continuous discharge current\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e, and an ultra-low internal resistance of just ≤12mΩ, providing explosive, sustained power for the most demanding devices.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eManufactured by Samsung SDI, this cell offers exceptional cycle life (≥90% capacity retention after 1000 cycles) and features a built-in safety valve with an automotive-grade explosion-proof design, safely venting internal gases to prevent swelling or rupture.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eTo suit your specific project needs, we offer \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e5 customized options\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e:\u003c\/span\u003e\u003c\/p\u003e\n\u003col start=\"1\"\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eFlat Top (2-Pack):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Standard 21mm x 70mm flat terminal (≤11mΩ IR).\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eButton Top (2-Pack):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e 21mm x 73mm with a protruding nub for recessed contacts (≤14mΩ IR).\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eSpot-Welded Tabs (2-Pack):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Pre-welded nickel strips for easy connection (≤11mΩ IR).\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eWired (Red\/Black) (2-Pack):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Pre-soldered positive and negative wires for plug-and-play convenience.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eBuilt-in Protection Board (2-Pack):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Includes over-charge, over-discharge, and over-current protection (Discharge limit: 5A; Size: 21.5mm x 75mm).\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eKey Features:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e2-Pack of Authentic Samsung SDI INR21700-50S 50S Cells:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Premium automotive-grade 21700 Li-ion batteries.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e5000mAh High Capacity:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Provides massive energy for extended runtimes.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e25A (5C) High Continuous Discharge:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Delivers explosive 25A power output for high-torque power tools and electric vehicles.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eUltra-Low Internal Resistance (≤12mΩ):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Ensures minimal heat generation and maximum power transfer efficiency.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e1000+ Cycle Life (≥90% Retention):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Offers excellent long-term value and durability.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eBuilt-In Safety Valve:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Automotive-grade explosion-proof design safely releases internal gases.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eAutomotive Grade Quality:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Manufactured to Samsung's rigorous automotive standards for reliability and safety.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eVersatile 5 Options:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Choose from Flat Top, Button Top, Welded Tabs, Wired, or Protected versions.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eProduct Parameters (Based on Spec Sheet \u0026amp; Images):\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eBrand:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Samsung SDI\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eModel:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e INR21700-50S\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eSize:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e 21700\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eCapacity:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e 5000mAh (Typical) \/ 4900mAh (Minimum)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNominal Voltage:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e 3.7V\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eFull Charge Voltage:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e 4.2V\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eContinuous Discharge Current:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e 25A (5C) \/ 5A (Protected Version)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eInternal Resistance:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e ≤12mΩ (Flat\/Welded) \/ ≤14mΩ (Button)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eCycle Life:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e ≥ 1000 cycles (≥90% retention after 1000 cycles)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eSafety:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Positive terminal safety valve, automotive-grade explosion-proof design\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eDimensions (Based on Variant):\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eFlat Top \/ Welded \/ Wired:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e 21mm (Dia) x 70mm (H)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eButton Top:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e 21mm (Dia) x 73mm (H)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eProtected Board:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e 21.5mm (Dia) x 75mm (H)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003ePack Quantity:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e 2-Pack (Selectable)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eApplications:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eHigh-Torque Cordless Power Tools:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Drives heavy-duty drills, impact drivers, and saws demanding 25A burst power.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eElectric Scooters \u0026amp; Light Vehicles:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Reliable power core for electric scooters, e-bikes, and golf carts.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eHigh-Performance RC Hobbies \u0026amp; Drones:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Sustained high-current power for high-torque RC cars and heavy-lift drones.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eHigh-Capacity Portable Power Stations:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Ideal core cell for building high-power portable energy storage systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eAutomotive \u0026amp; Industrial Equipment:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Automotive-grade reliability for demanding industrial machinery and tools.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eFrequently Asked Questions (FAQ):\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ1: What is the discharge current of this 50S battery?\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA1: The Samsung 50S is rated for an impressive \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e25A (5C) continuous discharge current\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e.\u003c\/span\u003e\u003cspan class=\"\"\u003e This is significantly higher than standard cells, making it the perfect choice for high-torque power tools and electric vehicles.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ2: What is the advantage of the ultra-low ≤12mΩ internal resistance?\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA2: A ≤12mΩ internal resistance means this battery generates much less heat and loses very little energy during 25A high-current discharge. More power reaches your device, and the battery runs cooler, extending its lifespan.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ3: What is the difference between the 5 variants?\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA4: * \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eFlat Top\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: Standard 70mm height, ≤11mΩ IR. * \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eButton Top\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: 73mm height with protruding nub for recessed contacts, ≤14mΩ IR. * \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eWelded Tabs\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: Pre-welded nickel strips for easy connection. * \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eWired\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: Pre-soldered red\/black wires for plug-and-play. * \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eProtected\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: Includes a protection board (5A, 75mm height) for enhanced safety.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ4: What kind of charger should I use for this battery?\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA5: You must use a charger specifically designed for 3.6V\/3.7V Li-ion batteries with a 4.2V cut-off voltage. A smart charger with over-charge protection is highly recommended.\u003c\/span\u003e\u003c\/p\u003e","brand":"Samsung","offers":[{"title":"Flat Top","offer_id":51454207164662,"sku":"OAS1035","price":15.78,"currency_code":"USD","in_stock":true},{"title":"Button Top","offer_id":51454207197430,"sku":"OAS1036","price":15.78,"currency_code":"USD","in_stock":true},{"title":"Spot Welded Tabs","offer_id":51454207230198,"sku":"OAS1037","price":15.78,"currency_code":"USD","in_stock":true},{"title":"Pre-wired with Leads","offer_id":51454207262966,"sku":"OAS1038","price":15.78,"currency_code":"USD","in_stock":true},{"title":"Protected Top","offer_id":51454207295734,"sku":"OAS1039","price":16.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/2753\/6886\/files\/21700-5000mAh-flat-top-electronic-main-2-1_ec72459a-ed83-4410-846b-cce27c7037a3.webp?v=1786967941","url":"https:\/\/oneandes.com\/products\/2-pack-samsung-50s-21700-5000mah-3-7v-25a-high-drain-battery-flat-top-button-top-spot-welded-pre-wired-protected-top-options","provider":"OneAndes","version":"1.0","type":"link"}