{"product_id":"eyou-rhu25l-80-motor","title":"EYOU RHU25L-80 Harmonic Drive Robot Joint Motor, 48 V, Ratios 50\/80\/100 for Humanoid Robots","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\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 RHU25L-80 is a harmonic-drive \u003ca class=\"product-context-link\" href=\"https:\/\/rcdrone.top\/collections\/robot-joint-motors\/\" style=\"font-weight:600;text-decoration:underline;text-decoration-thickness:1.5px;text-underline-offset:0.15em;\"\u003erobot joint motor\u003c\/a\u003e module for humanoid robots and other supported robotic applications. It combines a built-in driver, dual absolute encoders, and EtherCAT\/CANopen communication in an 80 mm outer-diameter module. Selectable 50, 80, and 100 reduction ratios provide distinct output torque and speed values, while brake and non-brake versions are offered.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHarmonic reducer with built-in driver.\u003c\/li\u003e\n\u003cli\u003eDual absolute encoder arrangement: \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 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.\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\u003cli\u003eBrake and non-brake options are available.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cp\u003eFor rows with three values, values are listed in reduction-ratio order: 50 \/ 80 \/ 100.\u003c\/p\u003e\n\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\u003eRHU25L-80\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\u003e381 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor rated torque\u003c\/td\u003e\n\u003ctd\u003e1.04 N·m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor peak torque\u003c\/td\u003e\n\u003ctd\u003e3.12 N·m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReduction ratio\u003c\/td\u003e\n\u003ctd\u003e50 \/ 80 \/ 100\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eJoint rated power — life constraint\u003c\/td\u003e\n\u003ctd\u003e113 \/ 115 \/ 98 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated torque at 2,000 rpm input\u003c\/td\u003e\n\u003ctd\u003e27 \/ 44 \/ 47 N·m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAverage load torque at output\u003c\/td\u003e\n\u003ctd\u003e38 \/ 60 \/ 75 N·m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePeak torque at output\u003c\/td\u003e\n\u003ctd\u003e69 \/ 96 \/ 110 N·m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum allowable external torque at output (instantaneous)\u003c\/td\u003e\n\u003ctd\u003e127 \/ 179 \/ 184 N·m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBacklash\u003c\/td\u003e\n\u003ctd\u003e≤20 \/ ≤20 \/ ≤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 \/ 25 \/ 20 rpm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePeak speed at output\u003c\/td\u003e\n\u003ctd\u003e79 \/ 50 \/ 40 rpm\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\u003eΦ80 × 80.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (B\/N)\u003c\/td\u003e\n\u003ctd\u003e1.294 \/ 1.266 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHollow diameter\u003c\/td\u003e\n\u003ctd\u003e18 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHousing appearance (process color)\u003c\/td\u003e\n\u003ctd\u003eBlack Stone\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\u003ctr\u003e\n\u003ctd\u003eRadial (dynamic\/static) allowable load at output\u003c\/td\u003e\n\u003ctd\u003e440 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\u003e440 N\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput bending moment\u003c\/td\u003e\n\u003ctd\u003e62 N·m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReducer torsional stiffness\u003c\/td\u003e\n\u003ctd\u003e12,700 N·m\/rad\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReducer input inertia (B)\u003c\/td\u003e\n\u003ctd\u003e75.95 \/ 75.95 \/ 75.95 kg·mm²\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEquivalent joint output inertia (B)\u003c\/td\u003e\n\u003ctd\u003e189,875 \/ 486,080 \/ 759,500 kg·mm²\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\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\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\n\u003ch2\u003eDocumentation\u003c\/h2\u003e\n\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-25-l-80-motor-drawing.pdf?v=1791019950\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eEYOU RHU 25L 80 Drawing — 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 RHU25L-80 robot joint motor with front connector panel\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/eyou-rhu25l-80-harmonic-drive-robot-jo-f6a122168f.webp?v=1791020048\"\u003e\u003cfigcaption\u003eThe product graphic is labeled RHU25L-80. The depicted actuator has a front panel with a two-pin orange connector and six small white connectors.\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003ch3\u003eApplication Examples\u003c\/h3\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-rhu25l-80-harmonic-drive-robot-jo-5de859df56.webp?v=1791020052\"\u003e\u003cfigcaption\u003eThe RHU series is identified as a humanoid harmonic drive robot actuator.\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003cfigure class=\"wp-block-image size-full\"\u003e\u003cimg alt=\"RHU series overview for humanoid robot joint applications\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/eyou-rhu25l-80-harmonic-drive-robot-jo-4f72f5ca68.webp?v=1791020056\"\u003e\u003cfigcaption\u003eThe RHU series is built specifically for the bionic joints of humanoid robots. The RHU series focuses on light-load, high-frequency commercial scenarios.\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-rhu25l-80-harmonic-drive-robot-jo-40b8c9146a.webp?v=1791020080\"\u003e\u003cfigcaption\u003eIndustrial robotic tooling beside a cylindrical machine assembly\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 actuator electrical interface architecture\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/eyou-rhu25l-80-harmonic-drive-robot-jo-aee8c23b3f.webp?v=1791020060\"\u003e\u003cfigcaption\u003eThe RHU joint module 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=\"EYOU RHU actuator family power-density graphic\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/eyou-rhu25l-80-harmonic-drive-robot-jo-4fe726065f.webp?v=1791020064\"\u003e\u003cfigcaption\u003eThe actuator family is promoted for high torque output from a small body and high power density. Weight and volume are claimed to be reduced by up to 30% compared with traditional models.\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003cfigure class=\"wp-block-image size-full\"\u003e\u003cimg alt=\"EYOU RHU actuator family STO and brake graphic\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/eyou-rhu25l-80-harmonic-drive-robot-jo-d0d3276272.webp?v=1791020068\"\u003e\u003cfigcaption\u003eThe depicted actuator family is described as integrating a standards-compliant Safety Torque Off (STO) function and an electromagnetic brake. The STO function and electromagnetic brake are described as forming a dual safety system for humanoid robot joints, providing protection from the signal layer to the physical layer.\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-rhu25l-80-harmonic-drive-robot-jo-8d7d7a6ce6.webp?v=1791020072\"\u003e\u003cfigcaption\u003eHumanoid robot upper body with visible shoulder joint\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003cfigure class=\"wp-block-image size-full\"\u003e\u003cimg alt=\"Articulated industrial robot arm illustration\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/eyou-rhu25l-80-harmonic-drive-robot-jo-c8d03bf6cd.webp?v=1791020076\"\u003e\u003cfigcaption\u003eArticulated industrial robot arm on a gray background\u003c\/figcaption\u003e\u003c\/figure\u003e","brand":"EYOU","offers":[{"title":"RHU-25L-80 \/ Without Brake \/ 50","offer_id":67699363250400,"sku":"EYO-771270D9","price":651.0,"currency_code":"USD","in_stock":true},{"title":"RHU-25L-80 \/ Without Brake \/ 80","offer_id":67699363283168,"sku":"EYO-0A283957","price":651.0,"currency_code":"USD","in_stock":true},{"title":"RHU-25L-80 \/ Without Brake \/ 100","offer_id":67699363315936,"sku":"EYO-473845DF","price":651.0,"currency_code":"USD","in_stock":true},{"title":"RHU-25L-80 \/ With Brake \/ 50","offer_id":67699363348704,"sku":"EYO-8150AB9A","price":753.0,"currency_code":"USD","in_stock":true},{"title":"RHU-25L-80 \/ With Brake \/ 80","offer_id":67699363381472,"sku":"EYO-B5B4B89C","price":753.0,"currency_code":"USD","in_stock":true},{"title":"RHU-25L-80 \/ With Brake \/ 100","offer_id":67699363414240,"sku":"EYO-AB22D9AE","price":753.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0643\/3210\/3904\/files\/eyou-rhu25l-80-motor-upright-top-flange-01.webp?v=1791019916","url":"https:\/\/rcdrone.top\/es\/products\/eyou-rhu25l-80-motor","provider":"RCDrone","version":"1.0","type":"link"}