{"product_id":"myactuator-rmd-x8-120-actuator","title":"MyActuator RMD-X8-120 Motor Planetary Actuator, 48V 120N.m Peak, CAN BUS\/EtherCAT for Robots","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eThe MyActuator RMD-X8-120 Motor is an integrated planetary actuator (RMD-X V4 Series) designed for robotics motion systems requiring high torque density and high precision. It supports 48V input and provides CAN BUS \/ EtherCAT communication with a dual encoder (ABS-17BIT input \/ 17BIT output) for closed-loop control.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCommunication: CAN BUS \/ EtherCAT\u003c\/li\u003e\n\u003cli\u003eDual encoder: ABS-17BIT (Input) \/ 17BIT (Output)\u003c\/li\u003e\n\u003cli\u003eOutput bearing type: Crossed roller bearings\u003c\/li\u003e\n\u003cli\u003eHollow design\u003c\/li\u003e\n\u003cli\u003eHigh torque density, high precision\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;\"\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eGear Ratio\u003c\/td\u003e\n\u003ctd\u003e19.612\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage\u003c\/td\u003e\n\u003ctd\u003e48V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNo Load Speed\u003c\/td\u003e\n\u003ctd\u003e158RPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNo-Load Input Current\u003c\/td\u003e\n\u003ctd\u003e1.6A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Speed\u003c\/td\u003e\n\u003ctd\u003e127RPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Torque\u003c\/td\u003e\n\u003ctd\u003e43N.m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Output Power\u003c\/td\u003e\n\u003ctd\u003e574W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Phase Current\u003c\/td\u003e\n\u003ctd\u003e17.6A(rms)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePeak Torque\u003c\/td\u003e\n\u003ctd\u003e120N.m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePeak Phase Current\u003c\/td\u003e\n\u003ctd\u003e43.8A(rms)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEfficiency\u003c\/td\u003e\n\u003ctd\u003e79%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor Back-EMF Constant\u003c\/td\u003e\n\u003ctd\u003e19.2Vdc\/Krpm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Torque Constant\u003c\/td\u003e\n\u003ctd\u003e2.4N.m\/A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor Phase Resistance\u003c\/td\u003e\n\u003ctd\u003e0.18Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor Phase Inductance\u003c\/td\u003e\n\u003ctd\u003e0.31mH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePole Pair\u003c\/td\u003e\n\u003ctd\u003e10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3 Phase Connection\u003c\/td\u003e\n\u003ctd\u003eY\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBack Drive Torque\u003c\/td\u003e\n\u003ctd\u003e3.21N.m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBacklash\u003c\/td\u003e\n\u003ctd\u003e10Arcmin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Bearing Type\u003c\/td\u003e\n\u003ctd\u003eCrossed Roller Bearings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAxial Load Suffer\u003c\/td\u003e\n\u003ctd\u003e4KN\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAxial Load Stress\u003c\/td\u003e\n\u003ctd\u003e1KN\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRadial Load\u003c\/td\u003e\n\u003ctd\u003e4.5KN\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInertia\u003c\/td\u003e\n\u003ctd\u003e1.5Kg.cm^2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEncoder Type \u0026amp; Interface\u003c\/td\u003e\n\u003ctd\u003eDual Encoder ABS-17BIT(Input)\/17BIT (Output)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControl Accuracy\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;0.01Degree\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication\u003c\/td\u003e\n\u003ctd\u003eCAN BUS\/EtherCAT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1.4Kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInsulation Grade\u003c\/td\u003e\n\u003ctd\u003eF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\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 \/ smart warehousing robots\u003c\/li\u003e\n\u003cli\u003eARU robots\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eManuals\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0673\/6848\/5000\/files\/MyActuator_RMD_X8_120.STEP?v=1757455874\" rel=\"noopener\" target=\"_blank\"\u003eMyActuator_RMD_X8_120.stp\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0673\/6848\/5000\/files\/Motor_Motion_Protocol.pdf?v=1756635504\" rel=\"noopener\" target=\"_blank\"\u003eMotor_Motion_Protocol.pdf\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0673\/6848\/5000\/files\/EtherCAT_control_protocol.pdf?v=1756635407\" rel=\"noopener\" target=\"_blank\"\u003eEtherCAT_control_protocol.pdf\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0673\/6848\/5000\/files\/User_Manual_for_X_Series_Products.pdf?v=1756635394\" rel=\"noopener\" target=\"_blank\"\u003eUser_Manual_for_X_Series_Products.pdf\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0673\/6848\/5000\/files\/X8-120_Accessories.pdf?v=1751436799\" rel=\"noopener\" target=\"_blank\"\u003eX8-120_Accessories.pdf\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0673\/6848\/5000\/files\/X8-120_Motor_Assembly_Drawing.pdf?v=1751436799\" rel=\"noopener\" target=\"_blank\"\u003eX8-120_Motor_Assembly_Drawing.pdf\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2 id=\"details\"\u003eDetails\u003c\/h2\u003e\u003cdiv class=\"details-gallery\"\u003e\n\u003cimg alt=\"MyActuator RMD‑X V4 series integrated planetary actuators with key features: CAN\/EtherCAT, dual encoder, hollow design\" loading=\"lazy\" src=\"https:\/\/robotdoo.com\/cdn\/shop\/files\/MyActuator-RMD-X8-120-Motor.jpg?v=1781500413\"\u003e\u003cp\u003eHigh‑torque, high‑precision integrated planetary actuators in the MyActuator RMD‑X V4 series for robotics motion systems.\u003c\/p\u003e\n\u003cimg alt=\"RMD‑X V4 actuator naming convention chart explaining model code sections for series, gear ratio, peak torque, and communication\" loading=\"lazy\" src=\"https:\/\/robotdoo.com\/cdn\/shop\/files\/MyActuator-RMD-X8-120-Motor_7aa85de9-b268-464e-b12e-b257d23df953.jpg?v=1781500425\"\u003e\u003cp\u003eModel naming breaks out the actuator series, planetary gear ratio, peak torque rating, and CAN BUS\/EtherCAT communication.\u003c\/p\u003e\n\u003cimg alt=\"Application icons for RMD‑X V4 actuators across humanoid robots, robotic arms, exoskeletons, AGVs, and industrial automation\" loading=\"lazy\" src=\"https:\/\/robotdoo.com\/cdn\/shop\/files\/MyActuator-RMD-X8-120-Motor_a087e20b-4ae7-4bcc-bb07-5959e4fa89a0.jpg?v=1781500439\"\u003e\u003cp\u003eDesigned for humanoid robots, robotic arms, exoskeletons, quadrupeds, AGVs, smart warehousing, and industrial automation.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"MyActuator","offers":[{"title":"RMD-X8-120 (CAN BUS) \/ NOT Include","offer_id":47768098439398,"sku":"MyActuator_RM_02f785-1","price":908.0,"currency_code":"USD","in_stock":true},{"title":"RMD-X8-120 (CAN BUS) \/ USB-to-CAN Module","offer_id":47768098472166,"sku":"MyActuator_RM_02f785-2","price":908.0,"currency_code":"USD","in_stock":true},{"title":"RMD-X8-120 (EtherCAT \u0026 CAN Compatible) \/ NOT Include","offer_id":47768098504934,"sku":"MyActuator_RM_02f785-3","price":908.0,"currency_code":"USD","in_stock":true},{"title":"RMD-X8-120 (EtherCAT \u0026 CAN Compatible) \/ USB-to-CAN Module","offer_id":47768098537702,"sku":"MyActuator_RM_02f785-4","price":908.0,"currency_code":"USD","in_stock":true},{"title":"RMD-X8-120 (EtherCAT \u0026 CAN Compatible) \/ RJ45 Adapter (for EtherCAT)","offer_id":47768098570470,"sku":"MyActuator_RM_02f785-5","price":908.0,"currency_code":"USD","in_stock":true},{"title":"RMD-X8-120 (EtherCAT \u0026 CAN Compatible) \/ USB-to-CAN Module + RJ45 Adapter (for EtherCAT)","offer_id":47768098603238,"sku":"MyActuator_RM_02f785-6","price":908.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/0954\/0326\/files\/MyActuator-RMD-X8-120-Motor-Planetary-Actuator-48V-120Nm.jpg?v=1781500548","url":"https:\/\/robotdoo.com\/products\/myactuator-rmd-x8-120-actuator","provider":"RobotDoo","version":"1.0","type":"link"}