{"product_id":"cnhl-innovation-rc-extreme-series-120c-111v-3s-12500mah-lipo-battery-with-qs8-plug","title":"CNHL Innovation RC Extreme Series 120C 11.1V 3S 12500mAh Lipo Battery with QS8 Plug","description":"\u003ch4\u003e\u003cspan style=\"text-decoration: underline;\"\u003eQuick Fit Check\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp\u003eThe \u003cstrong\u003eCNHL Innovation RC Extreme Series 120C 11.1V 3S 12500mAh LiPo Battery with QS8 Plug\u003c\/strong\u003e is a large-format \u003cstrong\u003e3S high-capacity battery\u003c\/strong\u003e designed for RC users who want maximum runtime, strong current delivery, and a connector system built for serious power handling. It is best suited to heavy-duty surface RC applications already designed around a \u003cstrong\u003e3S power system\u003c\/strong\u003e and large battery layout.\u003c\/p\u003e\n\u003cp\u003eBefore ordering, check four things first: your model should support \u003cstrong\u003e3S voltage\u003c\/strong\u003e, the battery area should fit this oversized pack’s dimensions, the power system should match a \u003cstrong\u003eQS8 connector\u003c\/strong\u003e, and the chassis should be comfortable with a battery weighing about \u003cstrong\u003e888g\u003c\/strong\u003e. If those points line up, this battery can be a very strong option for users who want one of the biggest and longest-running 3S solutions in this class.\u003c\/p\u003e\n\u003ch4\u003e\u003cspan style=\"text-decoration: underline;\"\u003eProduct Specifications\u003c\/span\u003e\u003c\/h4\u003e\n\u003cdiv style=\"width: 50%; overflow-x: auto; -webkit-overflow-scrolling: touch;\"\u003e\n\u003ctable style=\"font-size: 14px; line-height: 1.3; border-collapse: separate !important; border-spacing: 0 8px !important;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 20%; background: #FFDF2A; color: #000; font-weight: bold; padding: 12px; border-radius: 8px 0 0 8px;\"\u003eCapacity\u003c\/td\u003e\n\u003ctd style=\"width: 20%; border: 4px solid #FFDF2A; padding: 12px; border-radius: 0 8px 8px 0;\"\u003e12500mAh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background: #FFDF2A; color: #000; font-weight: bold; padding: 12px; border-radius: 8px 0 0 8px;\"\u003eVoltage (S\/cell)\u003c\/td\u003e\n\u003ctd style=\"width: 20%; border: 4px solid #FFDF2A; padding: 12px; border-radius: 0 8px 8px 0;\"\u003e11.1V \/ 3S2P \/ 3 Cell\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background: #FFDF2A; color: #000; font-weight: bold; padding: 12px; border-radius: 8px 0 0 8px;\"\u003eDischarge Rate (Continuous\/Burst)\u003c\/td\u003e\n\u003ctd style=\"width: 20%; border: 4px solid #FFDF2A; padding: 12px; border-radius: 0 8px 8px 0;\"\u003e120C \/ 240C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background: #FFDF2A; color: #000; font-weight: bold; padding: 12px; border-radius: 8px 0 0 8px;\"\u003eOutput Connector\u003c\/td\u003e\n\u003ctd style=\"width: 20%; border: 4px solid #FFDF2A; padding: 12px; border-radius: 0 8px 8px 0;\"\u003eQS8 Plug\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background: #FFDF2A; color: #000; font-weight: bold; padding: 12px; border-radius: 8px 0 0 8px;\"\u003eDimensions (L × W × H)\u003c\/td\u003e\n\u003ctd style=\"width: 20%; border: 4px solid #FFDF2A; padding: 12px; border-radius: 0 8px 8px 0;\"\u003e168 × 45 × 56 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background: #FFDF2A; color: #000; font-weight: bold; padding: 12px; border-radius: 8px 0 0 8px;\"\u003eWeight\u003c\/td\u003e\n\u003ctd style=\"width: 20%; border: 4px solid #FFDF2A; padding: 12px; border-radius: 0 8px 8px 0;\"\u003eApprox. 888g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background: #FFDF2A; color: #000; font-weight: bold; padding: 12px; border-radius: 8px 0 0 8px;\"\u003eCharge Rate\u003c\/td\u003e\n\u003ctd style=\"width: 20%; border: 4px solid #FFDF2A; padding: 12px; border-radius: 0 8px 8px 0;\"\u003e5C Max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background: #FFDF2A; color: #000; font-weight: bold; padding: 12px; border-radius: 8px 0 0 8px;\"\u003eBalance Connector\u003c\/td\u003e\n\u003ctd style=\"width: 20%; border: 4px solid #FFDF2A; padding: 12px; border-radius: 0 8px 8px 0;\"\u003eJST-XH-4P\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background: #FFDF2A; color: #000; font-weight: bold; padding: 12px; border-radius: 8px 0 0 8px;\"\u003eWire Gauge\u003c\/td\u003e\n\u003ctd style=\"width: 20%; border: 4px solid #FFDF2A; padding: 12px; border-radius: 0 8px 8px 0;\"\u003e7 AWG\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background: #FFDF2A; color: #000; font-weight: bold; padding: 12px; border-radius: 8px 0 0 8px;\"\u003eStock Number\u003c\/td\u003e\n\u003ctd style=\"width: 20%; border: 4px solid #FFDF2A; padding: 12px; border-radius: 0 8px 8px 0;\"\u003e12501203QS8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"overflow-x: auto; -webkit-overflow-scrolling: touch;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch4\u003e\n\u003cspan style=\"text-decoration: underline;\"\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/h4\u003e\n\u003ch4\u003e\u003cspan style=\"text-decoration: underline;\"\u003eWhat Makes This 12500mAh 3S Battery Different\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp\u003eA \u003cstrong\u003e12500mAh 3S LiPo battery with QS8\u003c\/strong\u003e is clearly not a normal replacement pack. It is designed for users who want one of the biggest 3S battery formats in this style, with very high capacity, strong current capability, and a connector system ready for more demanding builds than mid-size plug formats are meant for.\u003c\/p\u003e\n\u003cp\u003eThe most obvious difference is \u003cstrong\u003ecapacity\u003c\/strong\u003e. At 12500mAh on 3S, this battery is built for users who want maximum runtime, fewer battery changes, and a much larger energy reserve than a standard 3S pack can offer. The \u003cstrong\u003eQS8 connector\u003c\/strong\u003e and \u003cstrong\u003e7 AWG wire\u003c\/strong\u003e reinforce that role by placing the battery firmly in a more serious power-system category.\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003e120C discharge rate\u003c\/strong\u003e also matters here. On large or heavy 3S applications, a weaker battery can start to feel soft when the demand rises. This pack is intended for users who want 3S voltage with strong current delivery and a more forceful, stable feel under load.\u003c\/p\u003e\n\u003ch4\u003e\u003cspan style=\"text-decoration: underline;\"\u003eApplications\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp\u003eThis battery is best suited to \u003cstrong\u003ehigh-capacity 3S surface RC applications\u003c\/strong\u003e, especially where maximum runtime, current support, and a large-format battery layout are already part of the intended build. It can make sense in modified trucks, heavier-duty street or speed-focused projects, endurance-style setups, and other RC applications where a normal 3S pack is simply too small for the job.\u003c\/p\u003e\n\u003cp\u003eBecause of its \u003cstrong\u003eQS8 connector\u003c\/strong\u003e, greater case height, extra length, and much heavier weight, this battery should be viewed as a specialty 3S option rather than a general-purpose replacement battery. It fits most naturally in builds where battery size, balance, connector choice, and power demand have already been planned around a larger-format pack.\u003c\/p\u003e\n\u003cp\u003eThat is the real purpose of this product. It is not meant to be the most universal 3S battery in the lineup. It is designed for users who specifically want a bigger, longer-running, higher-current 3S solution.\u003c\/p\u003e\n\u003ch4\u003e\u003cspan style=\"text-decoration: underline;\"\u003ePart of the CNHL Innovation RC Extreme Series\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp\u003eThis battery is part of the CNHL Innovation RC Extreme Series, the most powerful battery platform CNHL has made to date. Built around speedrun-focused power delivery, heavy-duty wire, and QS8 hardware, this series is aimed at advanced RC users who need stronger current transfer and less compromise in extreme high-load setups.\u003c\/p\u003e\n\u003cp\u003eIt is not positioned as a general-purpose pack for casual use. The Innovation RC Extreme Series is better suited to serious speedrun cars, drag-style builds, and other demanding RC platforms where connector quality, solder integrity, and total system resistance all play a real role in performance.\u003c\/p\u003e\n\u003ch4\u003e\u003cspan style=\"text-decoration: underline;\"\u003eImportant Notice for High-Power Use\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp\u003eFor proper power transfer, this battery should be used with appropriate high-current connector hardware such as \u003cstrong\u003eQS8, 8mm bullets, or larger ESC-side connectors\u003c\/strong\u003e. All solder work must be solid, as every soldered connection matters in extreme current applications.\u003c\/p\u003e\n\u003cp\u003eFor maximum performance, experienced users may cycle the pack 2 to 3 times and warm it to around \u003cstrong\u003e105-110°F\u003c\/strong\u003e before hard running. This battery is intended for advanced use. Please use at your own risk.\u003c\/p\u003e\n\u003ch4\u003e\u003cspan style=\"text-decoration: underline;\"\u003eWhere This Battery Makes the Most Sense\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp\u003eThis battery makes the most sense in RC setups that are intentionally built around larger 3S packs, especially where \u003cstrong\u003eruntime\u003c\/strong\u003e, \u003cstrong\u003epower consistency\u003c\/strong\u003e, and \u003cstrong\u003econnector strength\u003c\/strong\u003e matter more than keeping the battery compact. Users looking at a battery in this class are typically choosing a very specific setup direction rather than a normal replacement battery.\u003c\/p\u003e\n\u003cp\u003eThat is why fitment matters so much here. With a battery this size, the key checks are not only voltage, but also tray length, battery height, total weight, and connector format. For the right setup, the extra capacity can be a major advantage. For the wrong setup, it is simply more battery than the chassis was intended to carry.\u003c\/p\u003e\n\u003ch4\u003e\u003cspan style=\"text-decoration: underline;\"\u003eLarge-Format 3S Fitment Direction\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp\u003eThis battery may be relevant to powerful and larger-format RC surface builds, including certain speed-run, street, truck, and custom projects where the tray space and connector system have already been adapted for a pack in this class. It is the kind of battery that makes most sense in specialized high-demand applications rather than in standard stock battery compartments.\u003c\/p\u003e\n\u003cp\u003eThat is why a battery like this should always be matched by \u003cstrong\u003evoltage, connector, dimensions, and vehicle balance\u003c\/strong\u003e, not by voltage alone. A large-capacity 3S QS8 battery is a very specific solution, and it performs best when the full setup has been built with that in mind.\u003c\/p\u003e\n\u003ch4\u003e\u003cspan style=\"text-decoration: underline;\"\u003eBest Use Case\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp\u003eThis product is best for RC users who already know they want a \u003cstrong\u003elarge-format 3S battery\u003c\/strong\u003e and are building around that requirement intentionally. That usually means prioritizing \u003cstrong\u003emaximum runtime\u003c\/strong\u003e, \u003cstrong\u003ehigh current capability\u003c\/strong\u003e, and a power system that can fully make use of the \u003cstrong\u003eQS8 connector\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eIf the goal is simply to find a normal 3S replacement battery for a standard tray, smaller and more conventional options will usually make more sense. But if the setup is intentionally moving toward the biggest practical 3S direction in this connector class, this battery fills that role very clearly.\u003c\/p\u003e\n\u003ch4\u003e\u003cspan style=\"text-decoration: underline;\"\u003eFAQ\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eWhat kind of setup is this battery best for?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIt is best for larger or custom-fit 3S surface RC setups where maximum runtime, strong discharge capability, and a high-current QS8 connector are part of the intended power system.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the main advantage of this battery?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe main advantages are very high capacity, strong current delivery, and a more serious connector format. It is designed for users who want one of the biggest and longest-running 3S solutions in this class.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow is it different from the 10500mAh 3S version?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis version offers even more capacity, but it is also longer, thicker, and heavier. It is the more extreme option for users who want maximum runtime from a large-format 3S QS8 battery.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat should I confirm before buying?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCheck voltage, connector type, battery dimensions, and total weight first. With a battery in this size class, physical fitment and overall vehicle balance are just as important as electrical compatibility.\u003c\/p\u003e\n\u003ch4\u003e\u003cspan style=\"text-decoration: underline;\"\u003ePackage Includes\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp\u003e1 × CNHL Innovation RC Series 120C 11.1V 3S 12500mAh LiPo Battery with QS8 Plug\u003c\/p\u003e\n\u003ch4 data-end=\"162\" data-start=\"0\"\u003e\u003cstrong\u003e⚠️\u003cspan style=\"text-decoration: underline;\"\u003eWARNING\u003c\/span\u003e⚠️\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli data-start=\"15\" data-end=\"153\"\u003eDo not overcharge, over discharge, short circuit, puncture, crush, disassemble, or expose the battery to water, fire, or excessive heat.\u003c\/li\u003e\n\u003cli data-start=\"15\" data-end=\"153\"\u003eCharge only with a proper LiPo balance charger. Never exceed 4.2V per cell or discharge below the recommended cutoff voltage. (Normal cell voltage 3.7V~4.2V)\u003c\/li\u003e\n\u003cli data-start=\"15\" data-end=\"153\"\u003eStop using or charging the battery immediately if it becomes hot, swells, leaks, emits odor, or behaves abnormally.\u003c\/li\u003e\n\u003cli data-start=\"15\" data-end=\"153\"\u003eInspect the battery, connector, balance lead, and cell voltage before use. Do not use if damaged, swollen, punctured, leaking, or if cell voltage is abnormal.\u003c\/li\u003e\n\u003cli data-start=\"15\" data-end=\"153\"\u003eStore batteries in a cool, dry place away from metal objects, direct sunlight, and flammable materials. Keep batteries at storage voltage for long term storage.\u003c\/li\u003e\n\u003cli data-start=\"15\" data-end=\"153\"\u003eImproper handling of LiPo batteries may result in fire, personal injury, or property damage. Always follow standard LiPo safety procedures during charging, storage, transport, and use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\u003cspan style=\"text-decoration: underline;\"\u003eNotice:\u003c\/span\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli data-end=\"162\" data-start=\"0\"\u003ePlease confirm voltage, connector type, battery dimensions, and acceptable weight range before purchasing to ensure compatibility with your model and electronics.\u003c\/li\u003e\n\u003cli data-end=\"238\" data-start=\"164\"\u003eDue to manual measurement, slight variations in size and weight may occur.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1024\" data-start=\"858\"\u003eIf a new battery does not initially deliver full performance, complete several normal balance charge and discharge cycles to help the cells reach optimal performance.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"CNHL","offers":[{"title":"US","offer_id":47745744502971,"sku":"12501203QS8 US","price":110.1,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0708\/8318\/0731\/files\/1_ca01caee-ee7b-4413-9cac-aa8e9d1cdbf0.jpg?v=1776884558","url":"https:\/\/innovation-rc.com\/products\/cnhl-innovation-rc-extreme-series-120c-111v-3s-12500mah-lipo-battery-with-qs8-plug","provider":"Innovation RC","version":"1.0","type":"link"}