{"product_id":"am32-120a-brushless-esc-electronic-speed-controller-3-6s-rc-car","title":"AM32 120A Brushless ESC 3-6S Electronic Speed Controller RC Car","description":"\u003ch2\u003eAM32 Brushless Electronic Speed Controller — 120A Max, Built-in BEC, 3–6S\u003c\/h2\u003e\n\u003cp\u003eTake your RC car, drone, or high-power brushless build to the next level with the \u003cstrong\u003eAM32 120A Brushless Electronic Speed Controller (ESC)\u003c\/strong\u003e. Engineered for serious hobbyists and RC enthusiasts, this ESC delivers rock-solid power management, exceptional thermal performance, and versatile compatibility across a wide range of RC and brushless motor applications.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eMade in Mainland China.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual Built-in BEC:\u003c\/strong\u003e Selectable 5.2V\/4A or 7.2V\/3.5A BEC output powers your receiver and servos cleanly without a separate regulator.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh Current Capability:\u003c\/strong\u003e Handles up to \u003cstrong\u003e120A peak \/ 90A continuous\u003c\/strong\u003e (under adequate cooling), powered by low internal-resistance large-package MOSFETs with an overcurrent tolerance of 600A and just 0.45mΩ resistance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMulti-Layer PCB Design:\u003c\/strong\u003e 4-layer to 6-layer stacked board construction with copper strip flow diversion and a gold-plating process — delivering superior overcurrent handling and minimal heat buildup.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMultiple Built-in Protections:\u003c\/strong\u003e Over-discharge protection, under-voltage cutoff, and high-temperature shutdown keep your equipment safe during intense runs.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Voltage Range:\u003c\/strong\u003e Compatible with \u003cstrong\u003e3S–6S LiPo (7V–26V)\u003c\/strong\u003e battery packs for flexible use across different RC platforms.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVersatile Application:\u003c\/strong\u003e Suitable for RC cars and trucks, fixed-wing aircraft, UAVs\/drones, high-power fans, industrial washers, and more.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAM32 Firmware:\u003c\/strong\u003e Open-source AM32 firmware provides excellent throttle linearity, smooth startup, and active braking for responsive, consistent control.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3–6S LiPo (7V – 26V)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e120A max peak \/ 90A continuous\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBuilt-in BEC Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5.2V \/ 4A  |  7.2V \/ 3.5A\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMOSFET Internal Resistance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.45 mΩ\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOvercurrent Tolerance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e600A\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePCB Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e48 × 29 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProtections\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOver-discharge, Under-voltage, High-temperature\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Applications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRC Cars, Drones\/UAVs, Fixed-Wing Aircraft, High-Power Fans\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFirmware\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAM32 (open-source)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1× AM32 Brushless Electronic Speed Controller (ESC)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eNotes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eColors may vary slightly from product images due to lighting and monitor differences.\u003c\/li\u003e\n  \u003cli\u003ePlease allow ±1–10 mm variation due to manual measurement.\u003c\/li\u003e\n  \u003cli\u003eContinuous current rating assumes good airflow and heat dissipation conditions. Adequate cooling is recommended for sustained high-current use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor guidance on safe RC hobby electronics practices, visit the U.S. Consumer Product Safety Commission (CPSC) for general consumer electronics safety tips.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What battery types and cell counts are compatible with this AM32 brushless ESC?\u003c\/h4\u003e\n\u003cp\u003eA: This ESC supports \u003cstrong\u003e3S to 6S LiPo battery packs\u003c\/strong\u003e, covering an input voltage range of 7V to 26V. It is not compatible with NiMH or other battery chemistries without verifying voltage compatibility.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What does the built-in BEC do, and which output should I use?\u003c\/h4\u003e\n\u003cp\u003eA: The built-in BEC (Battery Eliminator Circuit) regulates battery voltage down to a stable output to power your receiver, servos, and other electronics. Choose \u003cstrong\u003e5.2V\/4A\u003c\/strong\u003e for standard receivers and servos, or \u003cstrong\u003e7.2V\/3.5A\u003c\/strong\u003e for high-voltage (HV) servos that require a higher input.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can I use this ESC for applications other than RC cars?\u003c\/h4\u003e\n\u003cp\u003eA: Yes — the AM32 120A ESC is versatile enough for \u003cstrong\u003eRC cars and trucks, fixed-wing aircraft, UAVs\/drones, high-power fans, and industrial brushless motor setups\u003c\/strong\u003e. Its wide voltage range and AM32 firmware make it adaptable to many brushless motor applications.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What protections does this ESC have built in?\u003c\/h4\u003e\n\u003cp\u003eA: This ESC includes \u003cstrong\u003eover-discharge protection\u003c\/strong\u003e, \u003cstrong\u003eunder-voltage cutoff\u003c\/strong\u003e, and \u003cstrong\u003ehigh-temperature shutdown\u003c\/strong\u003e, all of which help safeguard your motor, battery, and ESC from damage during demanding use.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What is AM32 firmware and why does it matter?\u003c\/h4\u003e\n\u003cp\u003eA: AM32 is an open-source ESC firmware known for smooth throttle response, precise motor startup, and configurable settings via a PC or mobile interface. It offers improved linearity and control compared to many stock ESC firmware options, making it popular among RC enthusiasts and drone builders.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What battery types and cell counts are compatible with this AM32 brushless ESC?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This ESC supports 3S to 6S LiPo battery packs, covering an input voltage range of 7V to 26V. It is not compatible with NiMH or other battery chemistries without verifying voltage compatibility.\"}}, {\"@type\": \"Question\", \"name\": \"What does the built-in BEC do, and which output should I use?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The built-in BEC (Battery Eliminator Circuit) regulates battery voltage down to a stable output to power your receiver, servos, and other electronics. 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