{"product_id":"mini-coreless-dc-motor-3-7v-40000-50000rpm-612-614-716","title":"Mini Coreless DC Motor 3.7V 40000-50000 RPM – 612 614 716","description":"\u003ch2\u003eDC 3.7V Mini Coreless Motor | 612 \/ 614 \/ 716 Sizes | 40,000–50,000 RPM\u003c\/h2\u003e\n\u003cp\u003ePower your RC vehicles, micro drones, vibration modules, and DIY electronics projects with this high-speed \u003cstrong\u003emini coreless motor\u003c\/strong\u003e. Running at an impressive \u003cstrong\u003e40,000–50,000 RPM\u003c\/strong\u003e on just 3.7V DC, this hollow-cup (coreless) motor delivers efficient, smooth, and responsive performance in an ultra-compact form factor.\u003c\/p\u003e\n\n\u003cp\u003eAvailable in three popular sizes — \u003cstrong\u003e612, 614, and 716\u003c\/strong\u003e — making it easy to find the right drop-in replacement or upgrade for your build. The coreless design eliminates the iron core from the rotor, resulting in lower inertia, faster acceleration, and reduced energy consumption compared to standard brushed motors.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 3.7V DC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSpeed:\u003c\/strong\u003e 40,000–50,000 RPM (no-load)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAvailable Sizes:\u003c\/strong\u003e 612, 614, 716\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCoreless (Hollow Cup) Design:\u003c\/strong\u003e Lower rotor inertia for faster start\/stop response\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Lightweight:\u003c\/strong\u003e Ideal for space-constrained RC and electronics applications\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEfficient Power Draw:\u003c\/strong\u003e Maximizes battery life in portable applications\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVersatile Use:\u003c\/strong\u003e Compatible with micro RC cars, mini drones, hobby projects, vibration devices, and more\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat Is a Coreless Motor?\u003c\/h3\u003e\n\u003cp\u003eA coreless (hollow cup) motor uses a self-supporting coil as the rotor rather than a traditional iron-core design. This means significantly less rotational mass, allowing the motor to spin up and respond almost instantaneously — a crucial advantage in precision RC and robotics applications. Learn more about motor design and electronics standards at \u003ca href=\"https:\/\/www.nist.gov\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eNIST.gov\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eCommon Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eMicro RC cars and trucks\u003c\/li\u003e\n  \u003cli\u003eMini quadcopters and micro drones\u003c\/li\u003e\n  \u003cli\u003eRobotics and hobby electronics\u003c\/li\u003e\n  \u003cli\u003eVibration feedback modules\u003c\/li\u003e\n  \u003cli\u003eDIY motor replacement projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eChoose Your Size\u003c\/h3\u003e\n\u003cp\u003eSelect from \u003cstrong\u003e612, 614, or 716\u003c\/strong\u003e configurations to match your project's exact motor bay dimensions. When in doubt, measure the diameter and length of your existing motor before ordering.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What does \"coreless\" or \"hollow cup\" mean in a mini DC motor?\u003c\/h4\u003e\n\u003cp\u003eA: A coreless (hollow cup) motor replaces the traditional iron rotor core with a lightweight, self-supporting wire coil. This dramatically reduces rotational inertia, so the motor accelerates and decelerates much faster, runs more efficiently, and produces less electrical noise — making it ideal for RC vehicles, micro drones, and precision hobby electronics.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Which size should I choose — 612, 614, or 716?\u003c\/h4\u003e\n\u003cp\u003eA: The numbers refer to the motor's diameter and length in millimeters. For example, \"716\" indicates approximately 7mm in diameter and 16mm in length. Measure your existing motor or check your device's motor bay specifications before selecting a size to ensure a proper fit.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What voltage and current should I use with this coreless motor?\u003c\/h4\u003e\n\u003cp\u003eA: This motor is rated for \u003cstrong\u003e3.7V DC\u003c\/strong\u003e, which matches standard single-cell LiPo batteries commonly used in micro RC and drone applications. Operating within the rated voltage ensures optimal performance and longevity. Exceeding the rated voltage can shorten motor life.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What RC or hobby devices is this motor compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: These mini coreless motors are widely used in micro RC cars, mini quadcopters, small hobby robots, vibration modules, and other compact electronic devices that require high-speed, low-voltage DC motors. Always verify the motor diameter, length, and shaft size match your device before installing.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What does \\\"coreless\\\" or \\\"hollow cup\\\" mean in a mini DC motor?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"A coreless (hollow cup) motor replaces the traditional iron rotor core with a lightweight, self-supporting wire coil. This dramatically reduces rotational inertia, so the motor accelerates and decelerates much faster, runs more efficiently, and produces less electrical noise — making it ideal for RC vehicles, micro drones, and precision hobby electronics.\"}}, {\"@type\": \"Question\", \"name\": \"Which size should I choose — 612, 614, or 716?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The numbers refer to the motor's diameter and length in millimeters. For example, \\\"716\\\" indicates approximately 7mm in diameter and 16mm in length. Measure your existing motor or check your device's motor bay specifications before selecting a size to ensure a proper fit.\"}}, {\"@type\": \"Question\", \"name\": \"What voltage and current should I use with this coreless motor?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This motor is rated for 3.7V DC, which matches standard single-cell LiPo batteries commonly used in micro RC and drone applications. Operating within the rated voltage ensures optimal performance and longevity. Exceeding the rated voltage can shorten motor life.\"}}, {\"@type\": \"Question\", \"name\": \"What RC or hobby devices is this motor compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"These mini coreless motors are widely used in micro RC cars, mini quadcopters, small hobby robots, vibration modules, and other compact electronic devices that require high-speed, low-voltage DC motors. Always verify the motor diameter, length, and shaft size match your device before installing.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/vpggdm-rp.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Tech, Tools \u0026 Auto\", \"item\": \"https:\/\/vpggdm-rp.myshopify.com\/collections\/tech-tools-auto\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"Mini Coreless DC Motor 3.7V 40000-50000 RPM – 612 614 716\", \"item\": \"https:\/\/vpggdm-rp.myshopify.com\/products\/mini-coreless-dc-motor-3-7v-40000-50000rpm-612-614-716\"}]}\u003c\/script\u003e","brand":"Qme","offers":[{"title":"716 Motor","offer_id":49714173444310,"sku":"400005803:27436#716 Motor","price":10.38,"currency_code":"USD","in_stock":true},{"title":"612 Motor","offer_id":49714173477078,"sku":"400005803:50789966#612 Motor","price":10.38,"currency_code":"USD","in_stock":true},{"title":"614 Motor","offer_id":49714173509846,"sku":"400005803:27435#614 Motor","price":10.38,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0827\/5243\/8486\/files\/Sc5dffc75680a4a92b53ec03c6e42e71d1.webp?v=1785277355","url":"https:\/\/qmeboost.com\/products\/mini-coreless-dc-motor-3-7v-40000-50000rpm-612-614-716","provider":"Qme","version":"1.0","type":"link"}