{"product_id":"witmotion-20kg-pro-servo","title":"WitMotion 20KG\u0000CM IP65 Waterproof 270\u0000 Digital Metal Gear Servo for 1\/8 1\/10 RC Cars \u0026 Robot Arms","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eThis 20KG high-torque digital servo is designed for RC steering and robotic joints, featuring 270  rotation, IP65 protection, and an all-metal gear train with metal output shaft. It is positioned for 1\/8 and 1\/10 scale RC cars and robot arm projects that require strong torque and stable control.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e20KG CM class high-torque digital (non-analog) servo with 270  rotation\u003c\/li\u003e\n\u003cli\u003eIP65 protection\u003c\/li\u003e\n\u003cli\u003eHigh-precision digital design with MCU control\u003c\/li\u003e\n\u003cli\u003eAll-metal internal gears and metal output shaft\u003c\/li\u003e\n\u003cli\u003eDouble ball bearings for smoother operation\u003c\/li\u003e\n\u003cli\u003eOxidized metal middle frame for improved heat dissipation\u003c\/li\u003e\n\u003cli\u003eHigh-precision potentiometer for improved accuracy\/linearity and stable operation\u003c\/li\u003e\n\u003cli\u003eCoreless motor core (low rotor inductance, fast response, high efficiency, compact size)\u003c\/li\u003e\n\u003cli\u003e3-wire lead with Signal \/ Positive pole \/ Negative pole\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003cp\u003eTwo 20kg 270  versions are listed in the provided manufacturer materials.\u003c\/p\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003e20kg 270  Servo\u003c\/th\u003e\n\u003cth\u003e20kg 270  Upgraded Servo\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e20kg 270  Servo\u003c\/td\u003e\n\u003ctd\u003e20kg 270  Upgraded Servo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e54 g\u003c\/td\u003e\n\u003ctd\u003e65 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e40*20*40\u003c\/td\u003e\n\u003ctd\u003e40*20.5*40.8mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage\u003c\/td\u003e\n\u003ctd\u003e5~8.4V\u003c\/td\u003e\n\u003ctd\u003e4.8~8.4V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStall Current\u003c\/td\u003e\n\u003ctd\u003e1000~2300mA\u003c\/td\u003e\n\u003ctd\u003e2100~2700mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNo-Load Current\u003c\/td\u003e\n\u003ctd\u003e300~800mA\u003c\/td\u003e\n\u003ctd\u003e210~260mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpeed\/60 \u003c\/td\u003e\n\u003ctd\u003e0.29~0.16\u003c\/td\u003e\n\u003ctd\u003e0.17~0.12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStall Torque\u003c\/td\u003e\n\u003ctd\u003e18~30KG\u003c\/td\u003e\n\u003ctd\u003e20~23kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotation Range\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003e270 \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection Rating\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003eIP65\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCable Length\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003e29 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch2\u003eDimensions (Drawing Callouts)\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e40, 20, 40.8, 20.5, 28, 32, 12.8, 8\u003c\/li\u003e\n\u003cli\u003e54.4, 48, 18.5, 10\u003c\/li\u003e\n\u003cli\u003e4-phi4.3, 4-2.6\u003c\/li\u003e\n\u003cli\u003eM3 5mm\u003c\/li\u003e\n\u003cli\u003e0.8, 13.8, 4.5, 2, 1\u003c\/li\u003e\n\u003cli\u003eNote: The actual product size may vary by +\/-0.2mm from the diagram.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhat's Included\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e20KG Servo (270  Single Axis)\u003c\/li\u003e\n\u003cli\u003ePlastic accessory kit (servo horns and screws)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eShopify options indicate pack selections: 1 pcs 20kg servo or 4 pcs 20kg servo.\u003c\/p\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSteering structures (e.g., Ackermann steering vehicles, model cars)\u003c\/li\u003e\n\u003cli\u003eRobot arms and large-angle joint mechanisms\u003c\/li\u003e\n\u003cli\u003eFree-degree joint rotation structures (e.g., servo gimbals)\u003c\/li\u003e\n\u003cli\u003eRemote control boats\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDocuments\u003c\/h2\u003e\u003cul\u003e\u003cli\u003eFree course document included: Tutorials, Quick Guide, Sample Code, 3D Drawings\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003eFor pre-sales compatibility questions (servo voltage range, torque needs, pack selection) or after-sales support, contact support@rcdrone.top or visit https:\/\/rcdrone.top\/.\u003c\/p\u003e\u003ch2 id=\"details\"\u003eDetails\u003c\/h2\u003e\u003cdiv class=\"details-gallery\"\u003e\n\u003cimg alt=\"Specification table comparing 20kg 270° servo vs upgraded version: weight, voltage range, current, speed, torque\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/WitMotion-Waterproof-Servo-20Kg-High-Speed-servo-Pro-Metal.webp?v=1783328338\"\u003e\u003cp\u003eChoose between the standard and upgraded 20kg 270° servo versions by comparing weight, voltage range, current draw, speed, and stall torque.\u003c\/p\u003e\n\u003cimg alt=\"WitMotion 20KG·CM 270° digital metal gear servo with IP65 waterproof rating for RC cars and robot arms\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/WitMotion-Waterproof-Servo-20Kg-High-Speed-servo-Pro-Metal_79580db8-d1d6-486e-876c-f6a21cc92d9b.webp?v=1783328349\"\u003e\u003cp\u003eHigh-torque digital control with a metal gear train and IP65 protection for RC steering and robotic joints.\u003c\/p\u003e\n\u003cimg alt=\"20KG·CM digital servo close-up with quick-response benefits text and 6–8.4V marking on label\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/WitMotion-Waterproof-Servo-20Kg-High-Speed-servo-Pro-Metal_10d87c9b-52e1-4305-bda0-214880b436bf.webp?v=1783328358\"\u003e\u003cp\u003eBalanced torque and fast response help keep steering and joint motion stable under load.\u003c\/p\u003e\n\u003cimg alt=\"Product advantages graphic highlighting metal gears, oxidized metal housing, and high-torque digital servo design\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/WitMotion-Waterproof-Servo-20Kg-High-Speed-servo-Pro-Metal_1731a45b-a582-4bc9-b157-767845ca6ba2.webp?v=1783328368\"\u003e\u003cp\u003eAn oxidized metal middle frame supports heat dissipation, while double ball bearings and metal gears improve durability.\u003c\/p\u003e\n\u003cimg alt=\"Feature panel for high-precision potentiometer, 270° rotation range, and coreless motor for high-speed torque output\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/WitMotion-Waterproof-Servo-20Kg-High-Speed-servo-Pro-Metal_f713eccc-5256-4fed-b5c3-6ecef2ff02b8.webp?v=1783328378\"\u003e\u003cp\u003eA high-precision potentiometer and coreless motor design support smooth 270° travel and responsive control.\u003c\/p\u003e\n\u003cimg alt=\"Servo dimension drawing with measurements and mounting hole positions for the 20kg 270° digital servo case\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/WitMotion-Waterproof-Servo-20Kg-High-Speed-servo-Pro-Metal_8308d6f9-a2df-423a-b53c-65f5aa047c6d.webp?v=1783328387\"\u003e\u003cp\u003eUse the dimensioned drawing to confirm fitment and mounting hole alignment before installation.\u003c\/p\u003e\n\u003cimg alt=\"Servo details with metal output shaft, 3-wire connector labeled signal\/positive\/negative, and 29cm cable length\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/WitMotion-Waterproof-Servo-20Kg-High-Speed-servo-Pro-Metal_fa7fabae-0bd7-4643-bfd2-40ba00094a9a.webp?v=1783328397\"\u003e\u003cp\u003eStandard 3-wire lead (signal\/positive\/negative) with a 29 cm cable length simplifies integration into RC and robotics builds.\u003c\/p\u003e\n\u003cimg alt=\"Use scenarios: installed in RC car steering assembly and in a free-degree joint mount for gimbals or robotic arms\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/WitMotion-Waterproof-Servo-20Kg-High-Speed-servo-Pro-Metal_74cb3950-f187-442a-a6bf-d27b13742353.webp?v=1783328408\"\u003e\u003cp\u003eCommon applications include Ackermann-style steering linkages and large-angle joint mechanisms.\u003c\/p\u003e\n\u003cimg alt=\"Robotic arm and tracked robot example illustrating 270° servo use for large-angle joints in robotics projects\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/WitMotion-Waterproof-Servo-20Kg-High-Speed-servo-Pro-Metal_07789f4f-f0a4-4026-9234-698660edb246.webp?v=1783328417\"\u003e\u003cp\u003eIdeal for robot arms and bionic robotics where wider joint rotation helps expand motion range.\u003c\/p\u003e\n\u003cimg alt=\"Icons for included documents: tutorials, quick guide, sample code, and 3D drawings\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/WitMotion-Waterproof-Servo-20Kg-High-Speed-servo-Pro-Metal_5a5b8b39-b778-4571-b2ef-9e93f79d339e.webp?v=1783328426\"\u003e\u003cp\u003eA free course document bundle includes tutorials, a quick guide, sample code, and 3D drawings.\u003c\/p\u003e\n\u003cimg alt=\"Shipping list showing 20kg 270° single-axis servo with plastic accessory kit, servo horns and mounting screws\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/WitMotion-Waterproof-Servo-20Kg-High-Speed-servo-Pro-Metal_2c2b5fd4-226d-4a64-a172-7ea8da8a70ea.webp?v=1783328436\"\u003e\u003cp\u003eEach pack includes the 20kg 270° single-axis servo plus a plastic accessory kit with horns and screws.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"WitMotion","offers":[{"title":"1 pcs 20kg servo","offer_id":53305901285600,"sku":"A.001868-1","price":16.2,"currency_code":"USD","in_stock":true},{"title":"4 pcs 20kg servo","offer_id":53305901318368,"sku":"A.001868-2","price":41.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0643\/3210\/3904\/files\/sku2.jpg?v=1783323721","url":"https:\/\/rcdrone.top\/it\/products\/witmotion-20kg-pro-servo","provider":"RCDrone","version":"1.0","type":"link"}