{"product_id":"sito-drive-hs-32-iii-reducer","title":"SITO DRIVE HS-32-III Harmonic Reducer, 50–120:1 Ratios for Robotics","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThe \u003ca href=\"https:\/\/rcdrone.top\/collections\/sito-drive\"\u003eSITO DRIVE\u003c\/a\u003e HS-32-III harmonic reducer is offered in 50, 80, 100, and 120 transmission ratios for \u003ca class=\"product-context-link\" href=\"https:\/\/rcdrone.top\/collections\/robotics\/\" style=\"font-weight: 600; text-decoration: underline; text-decoration-thickness: 1.5px; text-underline-offset: 0.15em;\"\u003erobotics\u003c\/a\u003e applications including robotic arms, humanoid robots, exoskeletons, quadruped robots, AGV vehicles, and ARU robots. At a 2000 r\/min input speed, rated torque varies by ratio from 76 to 137 Nm; backlash is ≤20 or ≤10 arcsec, depending on the selected ratio.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-toughness flexspline:\u003c\/strong\u003e Electroslag remelting, multi-stage forging, and repeated spin forming improve material purity and ductility, supporting fatigue resistance and helping reduce structural damage under overload.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdvanced ADI material:\u003c\/strong\u003e Fine-structured austempered ductile iron (ADI) provides self-lubricating properties, low temperature rise, vibration damping, reduced noise, and long service life across a broad operating temperature range.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision heat treatment:\u003c\/strong\u003e An optimized heat-treatment process balances hardness and toughness while controlling residual stress to improve fatigue performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimized flexspline tooth finishing:\u003c\/strong\u003e Tooth finishing after deformation improves meshing contact and load distribution, reducing friction and enhancing durability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eS-shaped tooth profile:\u003c\/strong\u003e Developed using kinematic, friction, and lubrication analysis, the S-shaped tooth geometry promotes smooth torque transmission and reduces friction during gear engagement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecialized precision tooling:\u003c\/strong\u003e Custom-developed machining tools support production of miniature \u003ca class=\"product-context-link\" href=\"https:\/\/rcdrone.top\/collections\/harmonic-reducers\/\" style=\"font-weight: 600; text-decoration: underline; text-decoration-thickness: 1.5px; text-underline-offset: 0.15em;\"\u003eharmonic reducers\u003c\/a\u003e and precise gear components.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerformance testing:\u003c\/strong\u003e Testing covers service life, accuracy, starting torque, torsional stiffness, and load capacity to support product development and quality control.\u003c\/li\u003e\n\u003c\/ul\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\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003e50 ratio\u003c\/th\u003e\n\u003cth\u003e80 ratio\u003c\/th\u003e\n\u003cth\u003e100 ratio\u003c\/th\u003e\n\u003cth\u003e120 ratio\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\u003eHS-32-III\u003c\/td\u003e\n\u003ctd\u003eHS-32-III\u003c\/td\u003e\n\u003ctd\u003eHS-32-III\u003c\/td\u003e\n\u003ctd\u003eHS-32-III\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransmission ratio\u003c\/td\u003e\n\u003ctd\u003e50\u003c\/td\u003e\n\u003ctd\u003e80\u003c\/td\u003e\n\u003ctd\u003e100\u003c\/td\u003e\n\u003ctd\u003e120\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated torque at 2000 r\/min input\u003c\/td\u003e\n\u003ctd\u003e76 Nm\u003c\/td\u003e\n\u003ctd\u003e118 Nm\u003c\/td\u003e\n\u003ctd\u003e137 Nm\u003c\/td\u003e\n\u003ctd\u003e137 Nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePeak torque allowed during start\/stop\u003c\/td\u003e\n\u003ctd\u003e216 Nm\u003c\/td\u003e\n\u003ctd\u003e304 Nm\u003c\/td\u003e\n\u003ctd\u003e333 Nm\u003c\/td\u003e\n\u003ctd\u003e353 Nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum allowable average load torque\u003c\/td\u003e\n\u003ctd\u003e108 Nm\u003c\/td\u003e\n\u003ctd\u003e167 Nm\u003c\/td\u003e\n\u003ctd\u003e216 Nm\u003c\/td\u003e\n\u003ctd\u003e216 Nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstantaneous maximum torque\u003c\/td\u003e\n\u003ctd\u003e382 Nm\u003c\/td\u003e\n\u003ctd\u003e568 Nm\u003c\/td\u003e\n\u003ctd\u003e647 Nm\u003c\/td\u003e\n\u003ctd\u003e686 Nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum allowable input speed\u003c\/td\u003e\n\u003ctd\u003e4800 rpm\u003c\/td\u003e\n\u003ctd\u003e4800 rpm\u003c\/td\u003e\n\u003ctd\u003e4800 rpm\u003c\/td\u003e\n\u003ctd\u003e4800 rpm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAllowable average speed\u003c\/td\u003e\n\u003ctd\u003e3500 rpm\u003c\/td\u003e\n\u003ctd\u003e3500 rpm\u003c\/td\u003e\n\u003ctd\u003e3500 rpm\u003c\/td\u003e\n\u003ctd\u003e3500 rpm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMoment of inertia\u003c\/td\u003e\n\u003ctd\u003e1.69 (×10⁻⁴ kg·m²)\u003c\/td\u003e\n\u003ctd\u003e1.69 (×10⁻⁴ kg·m²)\u003c\/td\u003e\n\u003ctd\u003e1.69 (×10⁻⁴ kg·m²)\u003c\/td\u003e\n\u003ctd\u003e1.69 (×10⁻⁴ kg·m²)\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≤10 arcsec\u003c\/td\u003e\n\u003ctd\u003e≤10 arcsec\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eDownloads\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/sito-drive-hs-32-iii-reducer-ii.step?v=1791277672\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eSITO HS 32 II Reducer — 3D Model (STEP)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/sito-drive-hs-32-iii-reducer-stp.step?v=1791277686\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eSITO HS 32 III Reducer — 3D Model (STEP)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/sito-drive-hs-32-iii-reducer-draw-product-installation-drawing.pdf?v=1791277694\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eSITO HS 32 III Draw instalation drawing — Installation Drawing (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eVisual Details\u003c\/h2\u003e\n\u003ch3\u003eProduct Video\u003c\/h3\u003e\n\u003cfigure class=\"tophitek-product-video-block\"\u003e\u003cvideo autoplay=\"autoplay\" class=\"tophitek-product-video\" controls=\"controls\" loop=\"loop\" muted=\"\" playsinline=\"\" src=\"https:\/\/cdn.shopify.com\/videos\/c\/o\/v\/c67a5b35bde34559932cc03793471a77.mp4\" style=\"display: block; width: auto; max-width: 100%; height: auto; margin: 0 auto;\"\u003eYour browser does not support the video tag.\u003c\/video\u003e\u003c\/figure\u003e\n\u003cfigure class=\"tophitek-product-video-block\"\u003e\u003cvideo autoplay=\"autoplay\" class=\"tophitek-product-video\" controls=\"controls\" loop=\"loop\" muted=\"\" playsinline=\"\" src=\"https:\/\/cdn.shopify.com\/videos\/c\/o\/v\/2092e1fd6fdc46e38630b7a7681b3fd5.mp4\" style=\"display: block; width: auto; max-width: 100%; height: auto; margin: 0 auto;\"\u003eYour browser does not support the video tag.\u003c\/video\u003e\u003c\/figure\u003e\n\u003cfigure class=\"tophitek-product-video-block\"\u003e\u003cvideo autoplay=\"autoplay\" class=\"tophitek-product-video\" controls=\"controls\" loop=\"loop\" muted=\"\" playsinline=\"\" src=\"https:\/\/cdn.shopify.com\/videos\/c\/o\/v\/dcd0693fb83a4e1099c31879cefe2ce4.mp4\" style=\"display: block; width: auto; max-width: 100%; height: auto; margin: 0 auto;\"\u003eYour browser does not support the video tag.\u003c\/video\u003e\u003c\/figure\u003e\n\u003ch3\u003eSpecifications and Performance\u003c\/h3\u003e\n\u003cfigure class=\"wp-block-image size-full\"\u003e\u003cimg alt=\"SITO strain wave reducer family lineup graphic\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/sito-drive-hs-32-iii-harmonic-reducer-18c16aab03.webp?v=1791277775\"\u003e\n\u003cfigcaption\u003eStrain wave reducer family lineup with diameter, ratio, and torque range text\u003c\/figcaption\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eAdditional Product Details\u003c\/h3\u003e\n\u003cfigure class=\"wp-block-image size-full\"\u003e\u003cimg alt=\"Robotic hand graphic labeled CSMini-2.5 reducer\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/sito-drive-hs-32-iii-harmonic-reducer-687846608d.webp?v=1791277780\"\u003e\n\u003cfigcaption\u003eRobotic hand graphic labeled CSMini-2.5 ultra-micro strain wave drive reducer\u003c\/figcaption\u003e\n\u003c\/figure\u003e\n\u003cfigure class=\"wp-block-image size-full\"\u003e\u003cimg alt=\"Precision reducer manufacturing and inspection graphic\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/sito-drive-hs-32-iii-harmonic-reducer-5445570510.webp?v=1791277792\"\u003e\n\u003cfigcaption\u003eManufacturing and inspection imagery for precision reducer components\u003c\/figcaption\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eDimensions and Construction\u003c\/h3\u003e\n\u003cfigure class=\"wp-block-image size-full\"\u003e\u003cimg alt=\"Small reducer comparison graphic with 11 mm label\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/sito-drive-hs-32-iii-harmonic-reducer-a616f82f86.webp?v=1791277784\"\u003e\n\u003cfigcaption\u003eSmall strain wave reducer comparison with 11 mm diameter label and coin\u003c\/figcaption\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eApplication Examples\u003c\/h3\u003e\n\u003cfigure class=\"wp-block-image size-full\"\u003e\u003cimg alt=\"Industrial robotic arm harmonic reducer application graphic\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/sito-drive-hs-32-iii-harmonic-reducer-6ad6952a2d.webp?v=1791277788\"\u003e\n\u003cfigcaption\u003eIndustrial robotic arm illustration describing harmonic reducers as robot core components\u003c\/figcaption\u003e\n\u003c\/figure\u003e","brand":"SITO DRIVE","offers":[{"title":"50","offer_id":67747907666144,"sku":"SIT-6D090E69","price":401.0,"currency_code":"USD","in_stock":true},{"title":"80","offer_id":67747907698912,"sku":"SIT-E5831DD8","price":422.6,"currency_code":"USD","in_stock":true},{"title":"100","offer_id":67747907731680,"sku":"SIT-47140516","price":443.0,"currency_code":"USD","in_stock":true},{"title":"120","offer_id":67747907764448,"sku":"SIT-17C3994F","price":461.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0643\/3210\/3904\/files\/sito-drive-hs-32-iii-harmonic-reduc-ffd1822426-01.webp?v=1791277614","url":"https:\/\/rcdrone.top\/ru\/products\/sito-drive-hs-32-iii-reducer","provider":"RCDrone","version":"1.0","type":"link"}