{"product_id":"eyou-rhu-4l-52-motor","title":"EYOU RHU14L-52 48V Harmonic Drive Robot Joint Actuator, 50\/80\/100 Ratios for Humanoid Robots","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eThe \u003ca class=\"product-context-link\" href=\"https:\/\/rcdrone.top\/collections\/eyou-motor\/\" style=\"font-weight:600;text-decoration:underline;text-decoration-thickness:1.5px;text-underline-offset:0.15em;\"\u003eEYOU\u003c\/a\u003e RHU14L-52 is a 48 V harmonic-drive \u003ca class=\"product-context-link\" href=\"https:\/\/rcdrone.top\/collections\/robot-joint-actuator\/\" style=\"font-weight:600;text-decoration:underline;text-decoration-thickness:1.5px;text-underline-offset:0.15em;\"\u003erobot joint actuator\u003c\/a\u003e for humanoid robot joints. It combines a harmonic reducer, built-in driver, and dual absolute encoder, with 50, 80, or 100 reduction-ratio options and with-brake or without-brake selections. EtherCAT and CANopen communication, multiple control modes, and compact 52 × 65 mm dimensions support integration into robot-joint designs.\u003c\/p\u003e\u003ch2\u003eFeatures\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHarmonic reducer with a built-in driver.\u003c\/li\u003e\n\u003cli\u003eDual absolute encoder: \u003ca class=\"product-context-link\" href=\"https:\/\/rcdrone.top\/collections\/robot-motors\/\" style=\"font-weight:600;text-decoration:underline;text-decoration-thickness:1.5px;text-underline-offset:0.15em;\"\u003emotor\u003c\/a\u003e side 17-bit and reducer side 19-bit.\u003c\/li\u003e\n\u003cli\u003e48 VDC rated operating voltage; 24–48 VDC operating-voltage range.\u003c\/li\u003e\n\u003cli\u003eEtherCAT and CANopen communication protocols.\u003c\/li\u003e\n\u003cli\u003ePower (DC in\/DC out), CAN FD (In\/Out), EtherCAT (In\/Out), and STO (1, 2) driver interfaces; see terminal model description.\u003c\/li\u003e\n\u003cli\u003eSelectable 50, 80, and 100 reduction ratios, with brake and non-brake options.\u003c\/li\u003e\n\u003cli\u003eControl modes: Profile Position (PP), Profile Velocity (PV), Profile Torque (PT), Cyclic Synchronous Position (CSP), Cyclic Synchronous Velocity (CSV), etc.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ch3\u003eModule and Motor\u003c\/h3\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule model\u003c\/td\u003e\n\u003ctd\u003eRHU14L-52\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReducer type\u003c\/td\u003e\n\u003ctd\u003eHarmonic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor rated power\u003c\/td\u003e\n\u003ctd\u003e46 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor rated torque\u003c\/td\u003e\n\u003ctd\u003e0.11 N·m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor peak torque\u003c\/td\u003e\n\u003ctd\u003e0.33 N·m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReduction ratio options\u003c\/td\u003e\n\u003ctd\u003e50 \/ 80 \/ 100\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake (B\/N)\u003c\/td\u003e\n\u003ctd\u003eB\/N\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions (outer diameter × axial)\u003c\/td\u003e\n\u003ctd\u003eΦ52 × 65 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (B\/N)\u003c\/td\u003e\n\u003ctd\u003e0.397 \/ 0.382 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHollow diameter\u003c\/td\u003e\n\u003ctd\u003e8 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHousing appearance (process color)\u003c\/td\u003e\n\u003ctd\u003eBlack anodized (non-sandblasted)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReducer appearance (process color)\u003c\/td\u003e\n\u003ctd\u003eOuter ring blackened\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch3\u003eRatio-Dependent Performance\u003c\/h3\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eRatio 50\u003c\/th\u003e\n\u003cth\u003eRatio 80\u003c\/th\u003e\n\u003cth\u003eRatio 100\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eJoint rated power (life constraint)\u003c\/td\u003e\n\u003ctd\u003e15 W\u003c\/td\u003e\n\u003ctd\u003e14 W\u003c\/td\u003e\n\u003ctd\u003e11 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated torque at 2000 rpm input\u003c\/td\u003e\n\u003ctd\u003e3.7 N·m\u003c\/td\u003e\n\u003ctd\u003e5.4 N·m\u003c\/td\u003e\n\u003ctd\u003e5.4 N·m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAverage load torque at output\u003c\/td\u003e\n\u003ctd\u003e4.8 N·m\u003c\/td\u003e\n\u003ctd\u003e7.7 N·m\u003c\/td\u003e\n\u003ctd\u003e7.7 N·m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePeak torque at output\u003c\/td\u003e\n\u003ctd\u003e12 N·m\u003c\/td\u003e\n\u003ctd\u003e16 N·m\u003c\/td\u003e\n\u003ctd\u003e19 N·m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax. allowable external torque at output (instantaneous)\u003c\/td\u003e\n\u003ctd\u003e24 N·m\u003c\/td\u003e\n\u003ctd\u003e35 N·m\u003c\/td\u003e\n\u003ctd\u003e35 N·m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBacklash\u003c\/td\u003e\n\u003ctd\u003e≤20 arcsec\u003c\/td\u003e\n\u003ctd\u003e≤20 arcsec\u003c\/td\u003e\n\u003ctd\u003e≤20 arcsec\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated speed at output (life constraint)\u003c\/td\u003e\n\u003ctd\u003e40 rpm\u003c\/td\u003e\n\u003ctd\u003e25 rpm\u003c\/td\u003e\n\u003ctd\u003e20 rpm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePeak speed at output\u003c\/td\u003e\n\u003ctd\u003e99 rpm\u003c\/td\u003e\n\u003ctd\u003e62.5 rpm\u003c\/td\u003e\n\u003ctd\u003e50 rpm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReducer input inertia (B)\u003c\/td\u003e\n\u003ctd\u003e7.71 kg·mm²\u003c\/td\u003e\n\u003ctd\u003e7.71 kg·mm²\u003c\/td\u003e\n\u003ctd\u003e7.71 kg·mm²\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEquivalent joint output inertia (B)\u003c\/td\u003e\n\u003ctd\u003e19,275 kg·mm²\u003c\/td\u003e\n\u003ctd\u003e49,344 kg·mm²\u003c\/td\u003e\n\u003ctd\u003e77,100 kg·mm²\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch3\u003eMechanical, Electrical, and Environmental\u003c\/h3\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eRadial (dynamic\/static) allowable load at output\u003c\/td\u003e\n\u003ctd\u003e180 N\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAxial (dynamic\/static) allowable load at output\u003c\/td\u003e\n\u003ctd\u003e180 N\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput bending moment\u003c\/td\u003e\n\u003ctd\u003e12 N·m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReducer torsional stiffness\u003c\/td\u003e\n\u003ctd\u003e5000 N·m\/rad\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated operating voltage\u003c\/td\u003e\n\u003ctd\u003e48 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating voltage range\u003c\/td\u003e\n\u003ctd\u003e24–48 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDriver\u003c\/td\u003e\n\u003ctd\u003eBuilt-in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEncoder\/bit\u003c\/td\u003e\n\u003ctd\u003eDual absolute \/ motor side 17-bit \u0026amp; reducer side 19-bit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDriver interface (see terminal model description)\u003c\/td\u003e\n\u003ctd\u003ePower (DC in\/DC out), CAN FD (In\/Out), EtherCAT (In\/Out), STO (1, 2)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication protocol (see communication description)\u003c\/td\u003e\n\u003ctd\u003eEtherCAT \/ CANopen\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControl modes\u003c\/td\u003e\n\u003ctd\u003eProfile Position (PP), Profile Velocity (PV), Profile Torque (PT), Cyclic Synchronous Position (CSP), Cyclic Synchronous Velocity (CSV), etc.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating ambient temperature\u003c\/td\u003e\n\u003ctd\u003e-20–60 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHousing temperature rise\u003c\/td\u003e\n\u003ctd\u003e≤60 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNoise\u003c\/td\u003e\n\u003ctd\u003e≤60 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLife\u003c\/td\u003e\n\u003ctd\u003e\u0026gt;10,000 h\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHumanoid robots\u003c\/li\u003e\n\u003cli\u003eRobotic arms\u003c\/li\u003e\n\u003cli\u003eExoskeletons\u003c\/li\u003e\n\u003cli\u003eQuadruped robots\u003c\/li\u003e\n\u003cli\u003eAGV vehicles\u003c\/li\u003e\n\u003cli\u003eARU robots\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDocumentation\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/linkdynamics-p-80-motor-eyou-canable-user-manual.pdf?v=1790582130\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eEYOU CANable — User Manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/eyou-rhu-4-l-52-motor-14-drawing.pdf?v=1791019210\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eEYOU RHU 14L 52 Drawing — 14 Drawing (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/eyou-rhu-14-l-52-n-f-motor-phu-series-joint-canopen-ethercat-communication-manual.pdf?v=1791018196\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eEYOU PHU RHU Series Joint CANopen EtherCAT Communication — Manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/eyou-rp-40-c-motor-robot-joint-product-catalog.pdf?v=1791012248\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eEYOU Robot Joint Catalog — Robot Joint Product Catalog (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/eyou-rp-40-c-motor-series-product-user-manual-en-v-1-0-20260608_64871513-644e-4323-b2d3-2666d519a2d7.pdf?v=1791012257\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eEYOU RP Series EN V1.0 20260608 — User Manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/linkdynamics-p-80-motor-eyou-uart-debug-module-user-manual.pdf?v=1790582148\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eEYOU UART Debug Module — User Manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eVisual Details\u003c\/h2\u003e\n\u003ch3\u003eProduct Views\u003c\/h3\u003e\n\u003cfigure class=\"wp-block-image size-full\"\u003e\u003cimg alt=\"EYOU RHU14L-52 robot joint actuator with connector end\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/eyou-rhu14l-52-48v-harmonic-drive-robo-e3c0e2762e.webp?v=1791019323\"\u003e\u003cfigcaption\u003eThe product is labeled RHU14L-52. RHU14L-52 has a connector-equipped end face with multiple rectangular ports.\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003cfigure class=\"wp-block-image size-full\"\u003e\u003cimg alt=\"EYOU RHU humanoid harmonic-drive robot actuator series\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/eyou-rhu14l-52-48v-harmonic-drive-robo-81954f5057.webp?v=1791019326\"\u003e\u003cfigcaption\u003eRHU is identified as a Humanoid Harmonic Drive Robot Actuator series.\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003ch3\u003eApplication Examples\u003c\/h3\u003e\n\u003cfigure class=\"wp-block-image size-full\"\u003e\u003cimg alt=\"RHU series overview for humanoid robot joints\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/eyou-rhu14l-52-48v-harmonic-drive-robo-cf75856651.webp?v=1791019330\"\u003e\u003cfigcaption\u003eThe RHU series is built for bionic joints of humanoid robots. The RHU series targets light-load, high-frequency commercial scenarios.\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003ch3\u003eInterfaces and Connections\u003c\/h3\u003e\n\u003cfigure class=\"wp-block-image size-full\"\u003e\u003cimg alt=\"RHU robot actuator interface architecture graphic\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/eyou-rhu14l-52-48v-harmonic-drive-robo-3f7199f896.webp?v=1791019334\"\u003e\u003cfigcaption\u003eThe humanoid-specific architecture offers terminal-block and flying-lead standard interfaces. The interfaces support flexible electrical integration of the joint module.\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003ch3\u003eFeatures and Design\u003c\/h3\u003e\n\u003cfigure class=\"wp-block-image size-full\"\u003e\u003cimg alt=\"RHU robot actuator family feature graphic\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/eyou-rhu14l-52-48v-harmonic-drive-robo-7e3fdd6fa7.webp?v=1791019338\"\u003e\u003cfigcaption\u003eThe RHU series is claimed to reduce weight and volume by up to 30% compared with traditional models. The RHU series is described as providing very high torque output from a small body.\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003cfigure class=\"wp-block-image size-full\"\u003e\u003cimg alt=\"RHU actuator family STO and brake feature graphic\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/eyou-rhu14l-52-48v-harmonic-drive-robo-5dc7acdb9c.webp?v=1791019341\"\u003e\u003cfigcaption\u003eA dual safety system integrates a standards-compliant Safety Torque Off (STO) function and an electromagnetic brake. The dual safety system is described as providing protection from the signal layer to the physical layer for humanoid robot joints.\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003ch3\u003eAdditional Product Details\u003c\/h3\u003e\n\u003cfigure class=\"wp-block-image size-full\"\u003e\u003cimg alt=\"Humanoid robot upper-body illustration\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/eyou-rhu14l-52-48v-harmonic-drive-robo-7f631463c4.webp?v=1791019345\"\u003e\u003cfigcaption\u003eHumanoid robot upper body with articulated shoulder joint\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003cfigure class=\"wp-block-image size-full\"\u003e\u003cimg alt=\"Articulated robotic arm illustration\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/eyou-rhu14l-52-48v-harmonic-drive-robo-ab0b624559.webp?v=1791019349\"\u003e\u003cfigcaption\u003eArticulated industrial robot arm against a gray background\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003cfigure class=\"wp-block-image size-full\"\u003e\u003cimg alt=\"Industrial robotic tooling illustration\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/eyou-rhu14l-52-48v-harmonic-drive-robo-3da30549f2.webp?v=1791019353\"\u003e\u003cfigcaption\u003eIndustrial robotic tooling and cylindrical machinery assembly\u003c\/figcaption\u003e\u003c\/figure\u003e","brand":"EYOU","offers":[{"title":"RHU14L-52 \/ Without Brake \/ 50","offer_id":67699365511392,"sku":"EYO-AF927319","price":495.0,"currency_code":"USD","in_stock":true},{"title":"RHU14L-52 \/ Without Brake \/ 80","offer_id":67699365544160,"sku":"EYO-6DE4C5F3","price":495.0,"currency_code":"USD","in_stock":true},{"title":"RHU14L-52 \/ Without Brake \/ 100","offer_id":67699365576928,"sku":"EYO-69470734","price":495.0,"currency_code":"USD","in_stock":true},{"title":"RHU14L-52 \/ With Brake \/ 50","offer_id":67699365609696,"sku":"EYO-6FD29B89","price":597.0,"currency_code":"USD","in_stock":true},{"title":"RHU14L-52 \/ With Brake \/ 80","offer_id":67699365642464,"sku":"EYO-EA6B62DD","price":597.0,"currency_code":"USD","in_stock":true},{"title":"RHU14L-52 \/ With Brake \/ 100","offer_id":67699365675232,"sku":"EYO-D1AB7530","price":597.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0643\/3210\/3904\/files\/eyou-rhu14l-52-motor-upright-top-mount-01.webp?v=1791019178","url":"https:\/\/rcdrone.top\/es\/products\/eyou-rhu-4l-52-motor","provider":"RCDrone","version":"1.0","type":"link"}