{"product_id":"eyou-ph25-motor","title":"EYOU PH25 Internal Rotor Torque Motor, 81\/121 Gear Ratios, Brake or Non-Brake Options","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 PH25 is an internal rotor \u003ca class=\"product-context-link\" href=\"https:\/\/rcdrone.top\/collections\/torque-motors\/\" style=\"font-weight:600;text-decoration:underline;text-decoration-thickness:1.5px;text-underline-offset:0.15em;\"\u003etorque motor\u003c\/a\u003e offered with PH25B (with brake) or PH25N (without brake) versions and 81 or 121 gear-ratio selections.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e110 mm diameter with an 18 mm through-bore ID.\u003c\/li\u003e\n\u003cli\u003eDual magnetic encoder with 19-bit encoder accuracy.\u003c\/li\u003e\n\u003cli\u003e24–48 V operating-voltage range and 500 W rated power.\u003c\/li\u003e\n\u003cli\u003eBacklash: 15 arcsec; noise: \u0026lt;70 dB; temperature range: −20 to 80 °C.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003ePH25\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor type\u003c\/td\u003e\n\u003ctd\u003eInternal rotor torque motor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiameter\u003c\/td\u003e\n\u003ctd\u003e110 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThrough-bore ID\u003c\/td\u003e\n\u003ctd\u003e18 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (with brake \/ without brake)\u003c\/td\u003e\n\u003ctd\u003e3098 \/ 2927 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBacklash\u003c\/td\u003e\n\u003ctd\u003e15 arcsec\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNoise\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;70 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature range\u003c\/td\u003e\n\u003ctd\u003e−20 to 80 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating voltage\u003c\/td\u003e\n\u003ctd\u003e24–48 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated power\u003c\/td\u003e\n\u003ctd\u003e500 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEncoder accuracy\u003c\/td\u003e\n\u003ctd\u003e19-bit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEncoder type\u003c\/td\u003e\n\u003ctd\u003eDual magnetic encoder\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eGear-Ratio Performance\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eGear ratio 81\u003c\/th\u003e\n\u003cth\u003eGear ratio 121\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated speed\u003c\/td\u003e\n\u003ctd\u003e38 rpm\u003c\/td\u003e\n\u003ctd\u003e25 rpm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated torque\u003c\/td\u003e\n\u003ctd\u003e96 N·m\u003c\/td\u003e\n\u003ctd\u003e144 N·m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePeak torque\u003c\/td\u003e\n\u003ctd\u003e206 N·m\u003c\/td\u003e\n\u003ctd\u003e220 N·m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eInstallation Drawing Callouts\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eDrawing feature\u003c\/th\u003e\n\u003cth\u003eCallout as labeled\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiameters\u003c\/td\u003e\n\u003ctd\u003eØ102; Ø77; front-face central bore Ø13\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting holes\u003c\/td\u003e\n\u003ctd\u003e16 × Ø4.5, depth 14\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThreaded holes\u003c\/td\u003e\n\u003ctd\u003e16 × M4, depth 10; 8 × M4, depth 9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAngular layout\u003c\/td\u003e\n\u003ctd\u003e11.25° and 30°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLength dimensions\u003c\/td\u003e\n\u003ctd\u003e59.5 ±0.05; 22; 16; 81.8; reference (87.33)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSide-detail widths\u003c\/td\u003e\n\u003ctd\u003e29; 22\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePositioning note\u003c\/td\u003e\n\u003ctd\u003e“Position using this location.”\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\u003eDownloads\u003c\/h2\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/eyou-ph-25-motor-resource.stp?v=1791008659\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eEYOU PH25 Motor — 3D Model (STP)\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/eyou-ph-25-motor-installation-drawing.pdf?v=1791008664\" rel=\"noopener noreferrer\" target=\"_blank\"\u003ePH25 — Installation Drawing (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eVisual Details\u003c\/h2\u003e\n\u003ch3\u003eAdditional Product Details\u003c\/h3\u003e\n\u003cfigure class=\"wp-block-image size-full\"\u003e\u003cimg alt=\"EYOU proServo motor family lineup graphic\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/eyou-ph25-internal-rotor-torque-motor-af1a33c382.webp?v=1791008785\"\u003e\u003cfigcaption\u003eEYOU proServo motor family lineup\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=\"Underside motor view with central bore and electrical connectors\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/eyou-ph25-internal-rotor-torque-motor-2bc1b6f52d.webp?v=1791008789\"\u003e\u003cfigcaption\u003eUnderside view of a cylindrical motor with connectors and central bore\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003cfigure class=\"wp-block-image size-full\"\u003e\u003cimg alt=\"Motor connector panel with yellow power connectors and white signal connectors\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/eyou-ph25-internal-rotor-torque-motor-6fd214b168.webp?v=1791008798\"\u003e\u003cfigcaption\u003eClose-up of motor connector panel with two yellow power connectors and white signal connectors\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003ch3\u003eProduct Views\u003c\/h3\u003e\n\u003cfigure class=\"wp-block-image size-full\"\u003e\u003cimg alt=\"Circular motor mounting face with central bore and perimeter holes\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/eyou-ph25-internal-rotor-torque-motor-ad2bd644ab.webp?v=1791008793\"\u003e\u003cfigcaption\u003eCircular motor mounting face with central bore and perimeter holes\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003cfigure class=\"wp-block-image size-full\"\u003e\u003cimg alt=\"Motor face with central bore and circular mounting-hole pattern\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/eyou-ph25-internal-rotor-torque-motor-075156a2f4.webp?v=1791008802\"\u003e\u003cfigcaption\u003eCircular motor face with central bore and ring of mounting holes\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003cfigure class=\"wp-block-image size-full\"\u003e\u003cimg alt=\"Side view of cylindrical motor assembly with yellow connector\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/eyou-ph25-internal-rotor-torque-motor-6672ff4c90.webp?v=1791008805\"\u003e\u003cfigcaption\u003eSide view of a cylindrical motor assembly with yellow connector\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003cfigure class=\"wp-block-image size-full\"\u003e\u003cimg alt=\"PH25 motor front-side view with circular housing and yellow connector\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/eyou-ph25-internal-rotor-torque-motor-3dedba52c7.webp?v=1791008809\"\u003e\u003cfigcaption\u003eThe motor has a yellow two-position electrical connector on the front face. The front face has a central circular bore and four evenly spaced small mounting holes.\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003cfigure class=\"wp-block-image size-full\"\u003e\u003cimg alt=\"PH25 motor rear-side view with central bore and mounting-hole pattern\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/eyou-ph25-internal-rotor-torque-motor-b5f0d56304.webp?v=1791008813\"\u003e\u003cfigcaption\u003eThe rear face has a central bore surrounded by a circular pattern of mounting holes. A black outer mounting ring is fitted around the rear-facing plate.\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003ch3\u003eDimensions and Construction\u003c\/h3\u003e\n\u003cfigure class=\"wp-block-image size-full\"\u003e\u003cimg alt=\"PH25 installation drawing with face views, mounting layouts and side dimensions\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/eyou-ph25-internal-rotor-torque-motor-7eefc97643.webp?v=1791008817\"\u003e\u003cfigcaption\u003eThe PH25 drawing specifies a central diameter of Ø102. The PH25 drawing specifies a Ø77 diameter.\u003c\/figcaption\u003e\u003c\/figure\u003e","brand":"EYOU","offers":[{"title":"PH25B (With Brake) \/ 81","offer_id":67699376160992,"sku":"EYO-A0075D6A","price":1015.0,"currency_code":"USD","in_stock":true},{"title":"PH25B (With Brake) \/ 121","offer_id":67699376193760,"sku":"EYO-07A90BFE","price":1015.0,"currency_code":"USD","in_stock":true},{"title":"PH25N (Without Brake） \/ 81","offer_id":67699376226528,"sku":"EYO-029D257A","price":963.0,"currency_code":"USD","in_stock":true},{"title":"PH25N (Without Brake） \/ 121","offer_id":67699376259296,"sku":"EYO-22A9AEEA","price":963.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0643\/3210\/3904\/files\/eyou-ph25-motor-proservo-h25-upright-01.webp?v=1791008625","url":"https:\/\/rcdrone.top\/ja\/products\/eyou-ph25-motor","provider":"RCDrone","version":"1.0","type":"link"}