{"product_id":"feetech-st3215-ttl-serial-bus-servo","title":"FEETECH ST3215 Magnetic Encoder 360° TTL Serial Bus Servo for SO-100 \/ SO-101 \/ OpenDuck Robots","description":"\u003ch1 data-section-id=\"mzm7mz\" data-start=\"290\" data-end=\"311\"\u003eProduct Description\u003c\/h1\u003e\n\u003cp data-start=\"313\" data-end=\"504\"\u003eThe FEETECH ST3215 is a compact TTL serial bus servo designed for robotic joints, lightweight robotic arms, OpenDuck projects, SO-100\/SO-101 robots, and embedded intelligent motion systems.\u003c\/p\u003e\n\u003cp data-start=\"506\" data-end=\"660\"\u003eIt features 360° magnetic encoder feedback, metal gears, dual-shaft structure, and programmable serial communication for multi-servo robotic applications.\u003c\/p\u003e\n\u003cp data-start=\"662\" data-end=\"811\"\u003eThe ST3215 supports position feedback, speed feedback, voltage feedback, current feedback, and programmable parameters through TTL bus communication.\u003c\/p\u003e\n\u003cp data-start=\"813\" data-end=\"999\"\u003eIts compact size and lightweight structure make it suitable for humanoid robots, robotic claws, educational robotics, intelligent manufacturing equipment, and compact robotic mechanisms.\u003c\/p\u003e\n\u003chr data-start=\"1001\" data-end=\"1004\"\u003e\n\u003ch1 data-section-id=\"u0ybrq\" data-start=\"1006\" data-end=\"1020\"\u003eKey Features\u003c\/h1\u003e\n\u003cul data-start=\"1022\" data-end=\"1371\"\u003e\n\u003cli data-section-id=\"lvtidq\" data-start=\"1022\" data-end=\"1054\"\u003e360° magnetic encoder feedback\u003c\/li\u003e\n\u003cli data-section-id=\"3qzbs0\" data-start=\"1055\" data-end=\"1085\"\u003eTTL serial bus communication\u003c\/li\u003e\n\u003cli data-section-id=\"m32uoe\" data-start=\"1086\" data-end=\"1105\"\u003eDual shaft design\u003c\/li\u003e\n\u003cli data-section-id=\"1tbi5ha\" data-start=\"1106\" data-end=\"1131\"\u003eMetal gear transmission\u003c\/li\u003e\n\u003cli data-section-id=\"j64a3o\" data-start=\"1132\" data-end=\"1163\"\u003eCompact lightweight structure\u003c\/li\u003e\n\u003cli data-section-id=\"10f4usn\" data-start=\"1164\" data-end=\"1196\"\u003eProgrammable ID and parameters\u003c\/li\u003e\n\u003cli data-section-id=\"1ogzrcr\" data-start=\"1197\" data-end=\"1244\"\u003ePosition \/ speed \/ voltage \/ current feedback\u003c\/li\u003e\n\u003cli data-section-id=\"14vb0cu\" data-start=\"1245\" data-end=\"1279\"\u003eSupports multi-servo bus control\u003c\/li\u003e\n\u003cli data-section-id=\"72vxfd\" data-start=\"1280\" data-end=\"1328\"\u003eSuitable for SO-100 \/ SO-101 \/ OpenDuck robots\u003c\/li\u003e\n\u003cli data-section-id=\"dv3rkl\" data-start=\"1329\" data-end=\"1371\"\u003eCompatible with robotic arm applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1373\" data-end=\"1376\"\u003e\n\u003ch1 data-section-id=\"c3mln3\" data-start=\"1378\" data-end=\"1392\"\u003eApplications\u003c\/h1\u003e\n\u003cul data-start=\"1394\" data-end=\"1593\"\u003e\n\u003cli data-section-id=\"ddfpk2\" data-start=\"1394\" data-end=\"1420\"\u003eOpen source robotic arms\u003c\/li\u003e\n\u003cli data-section-id=\"1lxhdxs\" data-start=\"1421\" data-end=\"1445\"\u003eSO-100 robotic systems\u003c\/li\u003e\n\u003cli data-section-id=\"7ewz7i\" data-start=\"1446\" data-end=\"1461\"\u003eSO-101 robots\u003c\/li\u003e\n\u003cli data-section-id=\"6uqtu\" data-start=\"1462\" data-end=\"1479\"\u003eOpenDuck robots\u003c\/li\u003e\n\u003cli data-section-id=\"101tius\" data-start=\"1480\" data-end=\"1503\"\u003eHumanoid robot joints\u003c\/li\u003e\n\u003cli data-section-id=\"jefz1u\" data-start=\"1504\" data-end=\"1526\"\u003eEducational robotics\u003c\/li\u003e\n\u003cli data-section-id=\"k7h1x6\" data-start=\"1527\" data-end=\"1557\"\u003eCompact automation equipment\u003c\/li\u003e\n\u003cli data-section-id=\"4qlc9l\" data-start=\"1558\" data-end=\"1593\"\u003eIntelligent manufacturing systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1595\" data-end=\"1598\"\u003e\n\u003ch1 data-section-id=\"zjxypn\" data-start=\"1600\" data-end=\"1626\"\u003eTechnical Specifications\u003c\/h1\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable data-start=\"1628\" data-end=\"2179\" class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead data-start=\"1628\" data-end=\"1686\"\u003e\n\u003ctr data-start=\"1628\" data-end=\"1686\"\u003e\n\u003cth data-start=\"1628\" data-end=\"1640\" data-col-size=\"sm\" class=\"\"\u003eParameter\u003c\/th\u003e\n\u003cth data-start=\"1640\" data-end=\"1655\" data-col-size=\"sm\" class=\"\"\u003eST-3215-C001\u003c\/th\u003e\n\u003cth data-start=\"1655\" data-end=\"1670\" data-col-size=\"sm\" class=\"\"\u003eST-3215-C044\u003c\/th\u003e\n\u003cth data-start=\"1670\" data-end=\"1686\" data-col-size=\"sm\" class=\"\"\u003eST-3215-C046\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"1705\" data-end=\"2179\"\u003e\n\u003ctr data-start=\"1705\" data-end=\"1756\"\u003e\n\u003ctd data-start=\"1705\" data-end=\"1725\" data-col-size=\"sm\"\u003eOperating Voltage\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1725\" data-end=\"1735\"\u003e4V–7.4V\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1735\" data-end=\"1745\"\u003e4V–7.4V\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1745\" data-end=\"1756\"\u003e4V–7.4V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1757\" data-end=\"1826\"\u003e\n\u003ctd data-start=\"1757\" data-end=\"1774\" data-col-size=\"sm\"\u003eControl Method\u003c\/td\u003e\n\u003ctd data-start=\"1774\" data-end=\"1791\" data-col-size=\"sm\"\u003eTTL Serial Bus\u003c\/td\u003e\n\u003ctd data-start=\"1791\" data-end=\"1808\" data-col-size=\"sm\"\u003eTTL Serial Bus\u003c\/td\u003e\n\u003ctd data-start=\"1808\" data-end=\"1826\" data-col-size=\"sm\"\u003eTTL Serial Bus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1827\" data-end=\"1900\"\u003e\n\u003ctd data-start=\"1827\" data-end=\"1842\" data-col-size=\"sm\"\u003eEncoder Type\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1842\" data-end=\"1861\"\u003eMagnetic Encoder\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1861\" data-end=\"1880\"\u003eMagnetic Encoder\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1880\" data-end=\"1900\"\u003eMagnetic Encoder\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1901\" data-end=\"1940\"\u003e\n\u003ctd data-start=\"1901\" data-end=\"1918\" data-col-size=\"sm\"\u003eRotation Angle\u003c\/td\u003e\n\u003ctd data-start=\"1918\" data-end=\"1925\" data-col-size=\"sm\"\u003e360°\u003c\/td\u003e\n\u003ctd data-start=\"1925\" data-end=\"1932\" data-col-size=\"sm\"\u003e360°\u003c\/td\u003e\n\u003ctd data-start=\"1932\" data-end=\"1940\" data-col-size=\"sm\"\u003e360°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1941\" data-end=\"1997\"\u003e\n\u003ctd data-start=\"1941\" data-end=\"1957\" data-col-size=\"sm\"\u003eGear Material\u003c\/td\u003e\n\u003ctd data-start=\"1957\" data-end=\"1970\" data-col-size=\"sm\"\u003eMetal Gear\u003c\/td\u003e\n\u003ctd data-start=\"1970\" data-end=\"1983\" data-col-size=\"sm\"\u003eMetal Gear\u003c\/td\u003e\n\u003ctd data-start=\"1983\" data-end=\"1997\" data-col-size=\"sm\"\u003eMetal Gear\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1998\" data-end=\"2069\"\u003e\n\u003ctd data-start=\"1998\" data-end=\"2014\" data-col-size=\"sm\"\u003eCase Material\u003c\/td\u003e\n\u003ctd data-start=\"2014\" data-end=\"2032\" data-col-size=\"sm\"\u003ePlastic Housing\u003c\/td\u003e\n\u003ctd data-start=\"2032\" data-end=\"2050\" data-col-size=\"sm\"\u003ePlastic Housing\u003c\/td\u003e\n\u003ctd data-start=\"2050\" data-end=\"2069\" data-col-size=\"sm\"\u003ePlastic Housing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2070\" data-end=\"2144\"\u003e\n\u003ctd data-start=\"2070\" data-end=\"2077\" data-col-size=\"sm\"\u003eSize\u003c\/td\u003e\n\u003ctd data-start=\"2077\" data-end=\"2099\" data-col-size=\"sm\"\u003e45.2 × 35 × 24.7 mm\u003c\/td\u003e\n\u003ctd data-start=\"2099\" data-end=\"2121\" data-col-size=\"sm\"\u003e45.2 × 35 × 24.7 mm\u003c\/td\u003e\n\u003ctd data-start=\"2121\" data-end=\"2144\" data-col-size=\"sm\"\u003e45.2 × 35 × 24.7 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2145\" data-end=\"2179\"\u003e\n\u003ctd data-start=\"2145\" data-end=\"2154\" data-col-size=\"sm\"\u003eWeight\u003c\/td\u003e\n\u003ctd data-start=\"2154\" data-end=\"2162\" data-col-size=\"sm\"\u003e55±1g\u003c\/td\u003e\n\u003ctd data-start=\"2162\" data-end=\"2170\" data-col-size=\"sm\"\u003e55±1g\u003c\/td\u003e\n\u003ctd data-start=\"2170\" data-end=\"2179\" data-col-size=\"sm\"\u003e55±1g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr data-start=\"2181\" data-end=\"2184\"\u003e\n\u003ch1 data-section-id=\"1hq2i8o\" data-start=\"2186\" data-end=\"2215\"\u003eST-3215-C001 Specifications\u003c\/h1\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable data-start=\"2217\" data-end=\"2502\" class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead data-start=\"2217\" data-end=\"2233\"\u003e\n\u003ctr data-start=\"2217\" data-end=\"2233\"\u003e\n\u003cth data-start=\"2217\" data-end=\"2224\" data-col-size=\"sm\" class=\"\"\u003eItem\u003c\/th\u003e\n\u003cth data-start=\"2224\" data-end=\"2233\" data-col-size=\"sm\" class=\"\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"2244\" data-end=\"2502\"\u003e\n\u003ctr data-start=\"2244\" data-end=\"2283\"\u003e\n\u003ctd data-start=\"2244\" data-end=\"2252\" data-col-size=\"sm\"\u003eSpeed\u003c\/td\u003e\n\u003ctd data-start=\"2252\" data-end=\"2283\" data-col-size=\"sm\"\u003e0.192 sec\/60° (52RPM) @7.4V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2284\" data-end=\"2318\"\u003e\n\u003ctd data-start=\"2284\" data-end=\"2299\" data-col-size=\"sm\"\u003eStall Torque\u003c\/td\u003e\n\u003ctd data-start=\"2299\" data-end=\"2318\" data-col-size=\"sm\"\u003e19.5kg.cm @7.4V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2319\" data-end=\"2349\"\u003e\n\u003ctd data-start=\"2319\" data-end=\"2335\" data-col-size=\"sm\"\u003eStall Current\u003c\/td\u003e\n\u003ctd data-start=\"2335\" data-end=\"2349\" data-col-size=\"sm\"\u003e2.5A @7.4V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2350\" data-end=\"2381\"\u003e\n\u003ctd data-start=\"2350\" data-end=\"2365\" data-col-size=\"sm\"\u003eRated Torque\u003c\/td\u003e\n\u003ctd data-start=\"2365\" data-end=\"2381\" data-col-size=\"sm\"\u003e5kg.cm @7.4V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2382\" data-end=\"2413\"\u003e\n\u003ctd data-start=\"2382\" data-end=\"2398\" data-col-size=\"sm\"\u003eRated Current\u003c\/td\u003e\n\u003ctd data-start=\"2398\" data-end=\"2413\" data-col-size=\"sm\"\u003e650mA @7.4V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2414\" data-end=\"2444\"\u003e\n\u003ctd data-start=\"2414\" data-end=\"2429\" data-col-size=\"sm\"\u003eIdle Current\u003c\/td\u003e\n\u003ctd data-start=\"2429\" data-end=\"2444\" data-col-size=\"sm\"\u003e150mA @7.4V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2445\" data-end=\"2475\"\u003e\n\u003ctd data-start=\"2445\" data-end=\"2462\" data-col-size=\"sm\"\u003eStatic Current\u003c\/td\u003e\n\u003ctd data-start=\"2462\" data-end=\"2475\" data-col-size=\"sm\"\u003e6mA @7.4V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2476\" data-end=\"2502\"\u003e\n\u003ctd data-start=\"2476\" data-end=\"2490\" data-col-size=\"sm\"\u003eKt Constant\u003c\/td\u003e\n\u003ctd data-start=\"2490\" data-end=\"2502\" data-col-size=\"sm\"\u003e8kg.cm\/A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr data-start=\"2504\" data-end=\"2507\"\u003e\n\u003ch1 data-section-id=\"16jttq9\" data-start=\"2509\" data-end=\"2533\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0686\/0954\/0326\/files\/13_331f3933-294a-4532-b6ee-76793e0a1468.jpg?v=1778157304\" alt=\"\"\u003e\u003c\/h1\u003e\n\u003ch1 data-section-id=\"16jttq9\" data-start=\"2509\" data-end=\"2533\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0686\/0954\/0326\/files\/14_98083145-f22a-4fa0-924d-961d5d96488c.jpg?v=1778157504\" alt=\"\"\u003e\u003c\/h1\u003e\n\u003ch1 data-section-id=\"16jttq9\" data-start=\"2509\" data-end=\"2533\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0686\/0954\/0326\/files\/15_a4abced3-1923-42b0-a7e9-79957367c72a.jpg?v=1778157233\" alt=\"\"\u003e\u003c\/h1\u003e\n\u003ch1 data-section-id=\"16jttq9\" data-start=\"2509\" data-end=\"2533\"\u003eCommunication Features\u003c\/h1\u003e\n\u003cul data-start=\"2535\" data-end=\"2770\"\u003e\n\u003cli data-section-id=\"1deehxk\" data-start=\"2535\" data-end=\"2559\"\u003eServo ID configuration\u003c\/li\u003e\n\u003cli data-section-id=\"13nekyw\" data-start=\"2560\" data-end=\"2585\"\u003eBaud rate configuration\u003c\/li\u003e\n\u003cli data-section-id=\"1bqcy1i\" data-start=\"2586\" data-end=\"2604\"\u003ePosition control\u003c\/li\u003e\n\u003cli data-section-id=\"1waqpzc\" data-start=\"2605\" data-end=\"2620\"\u003eSpeed control\u003c\/li\u003e\n\u003cli data-section-id=\"704r4s\" data-start=\"2621\" data-end=\"2643\"\u003eAcceleration setting\u003c\/li\u003e\n\u003cli data-section-id=\"ir9zab\" data-start=\"2644\" data-end=\"2663\"\u003eTorque protection\u003c\/li\u003e\n\u003cli data-section-id=\"1caen5z\" data-start=\"2664\" data-end=\"2688\"\u003eTemperature protection\u003c\/li\u003e\n\u003cli data-section-id=\"1i79pyh\" data-start=\"2689\" data-end=\"2709\"\u003eVoltage protection\u003c\/li\u003e\n\u003cli data-section-id=\"raqza0\" data-start=\"2710\" data-end=\"2736\"\u003eEEPROM parameter storage\u003c\/li\u003e\n\u003cli data-section-id=\"pjt2lf\" data-start=\"2737\" data-end=\"2770\"\u003eMulti-servo synchronous control\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2772\" data-end=\"2775\"\u003e\n\u003ch1 data-section-id=\"hg9dub\" data-start=\"2777\" data-end=\"2795\"\u003ePackage Includes\u003c\/h1\u003e\n\u003cul data-start=\"2797\" data-end=\"2847\"\u003e\n\u003cli data-section-id=\"15y0bht\" data-start=\"2797\" data-end=\"2815\"\u003e1 × ST3215 Servo\u003c\/li\u003e\n\u003cli data-section-id=\"3n25k6\" data-start=\"2816\" data-end=\"2833\"\u003eMounting Screws\u003c\/li\u003e\n\u003cli data-section-id=\"1jw9bmk\" data-start=\"2834\" data-end=\"2847\"\u003eServo Cable\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2849\" data-end=\"2897\"\u003e(Accessories vary depending on selected variant)\u003c\/p\u003e","brand":"FeeTech","offers":[{"title":"ST-3215-C001 (7.4V 19KG 345 Ratio)","offer_id":47636748304614,"sku":"ST3215","price":36.3,"currency_code":"USD","in_stock":true},{"title":"ST-3215-C044 (7.4V 191 Ratio)","offer_id":47636748337382,"sku":"ST3216","price":36.3,"currency_code":"USD","in_stock":true},{"title":"ST-3215-C046 (7.4V 147 Ratio)","offer_id":47636748370150,"sku":"ST3217","price":36.3,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/0954\/0326\/files\/SKU__01_20c921ed-f7a8-4496-a870-cb195f28a4a7.png?v=1778157035","url":"https:\/\/robotdoo.com\/products\/feetech-st3215-ttl-serial-bus-servo","provider":"RobotDoo","version":"1.0","type":"link"}