{"product_id":"cubemars-ri80-v2-kv75-frameless-inrunner-torque-motor","title":"CubeMars RI80 V2.0 KV75 Frameless Inrunner Torque Motor (with Hall Sensor)","description":"\u003cp\u003eThe \u003cstrong\u003eRI80 V2.0 KV75\u003c\/strong\u003e is an inner-rotor (inrunner) frameless torque motor from the CubeMars RI series. Shipped as a matched stator and rotor with no housing or end caps, it drops into tight robotic joints and rotary stages where you want to design your own mounting, bearings and encoder interface. It pairs high torque density with very low cogging for smooth, precise low-speed motion.\u003c\/p\u003e\u003cp\u003eTypical uses include robotic and cobot arm joints, exoskeletons, quadruped and humanoid robots, gimbals, and other space-constrained direct-drive mechanisms.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable style=\"border-collapse:collapse;width:100%;max-width:520px;\"\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 12px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eKV rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:4px 12px;border:1px solid #ddd;\"\u003e75 rpm\/V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 12px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eRated voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:4px 12px;border:1px solid #ddd;\"\u003e24 \/ 36 \/ 48 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 12px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eRated torque\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:4px 12px;border:1px solid #ddd;\"\u003e1.45 N·m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 12px;border:1px solid #ddd;\"\u003e\u003cstrong\u003ePeak torque\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:4px 12px;border:1px solid #ddd;\"\u003e4.1 N·m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 12px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eNo-load speed\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:4px 12px;border:1px solid #ddd;\"\u003e2960 rpm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 12px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eRated speed\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:4px 12px;border:1px solid #ddd;\"\u003e2430 rpm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 12px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eRated current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:4px 12px;border:1px solid #ddd;\"\u003e9.4 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 12px;border:1px solid #ddd;\"\u003e\u003cstrong\u003ePeak current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:4px 12px;border:1px solid #ddd;\"\u003e27.6 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 12px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eRated power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:4px 12px;border:1px solid #ddd;\"\u003e172 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 12px;border:1px solid #ddd;\"\u003e\u003cstrong\u003ePole pairs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:4px 12px;border:1px solid #ddd;\"\u003e8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 12px;border:1px solid #ddd;\"\u003e\u003cstrong\u003ePhase-to-phase resistance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:4px 12px;border:1px solid #ddd;\"\u003e330 mΩ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 12px;border:1px solid #ddd;\"\u003e\u003cstrong\u003ePhase-to-phase inductance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:4px 12px;border:1px solid #ddd;\"\u003e510 µH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 12px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eTorque constant (Kt)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:4px 12px;border:1px solid #ddd;\"\u003e0.155 N·m\/A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 12px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions (Ø × L)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:4px 12px;border:1px solid #ddd;\"\u003eФ85 × 27 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 12px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eHollow-shaft bore\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:4px 12px;border:1px solid #ddd;\"\u003e40.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 12px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:4px 12px;border:1px solid #ddd;\"\u003e411 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 12px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eHall sensor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:4px 12px;border:1px solid #ddd;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 12px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eDrive method\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:4px 12px;border:1px solid #ddd;\"\u003eFOC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cem\u003eShips as a frameless stator + rotor set. Sold by Pendulum Robotics, an authorized reseller of CubeMars motors.\u003c\/em\u003e\u003c\/p\u003e","brand":"CubeMars","offers":[{"title":"Default Title","offer_id":59739529150545,"sku":"RI80-V2.0","price":189.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1040\/8692\/9489\/files\/1733971295716006587.jpg?v=1783101071","url":"https:\/\/pendulumrobotics.com\/products\/cubemars-ri80-v2-kv75-frameless-inrunner-torque-motor","provider":"Pendulum Robotics","version":"1.0","type":"link"}