{"product_id":"feetech-sm120bl-servo-motor","title":"FEETECH SM120BL Servo Motor","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eThe \u003cb data-path-to-node=\"2,0\" data-index-in-node=\"4\"\u003eSM120BL\u003c\/b\u003e is a high-torque \u003cb data-path-to-node=\"2,0\" data-index-in-node=\"29\"\u003e24V 120kg.cm Serial Control RS485 Servo\u003c\/b\u003e built with an Aluminium(7075) case, steel gears (Gear Ratio 232:1), a steel horn type, and 2 Ball bearings. Powered by a brushless motor, this servo features a NO limiter design and operates at a 24V voltage range, delivering a peak stall torque of 120kg.cm@24V, a rated load of 32kg. cm≤, and a no-load speed of 0.2sec\/ 60degree 50RPM@24V, with a stall current of 4A@24V and a rated current of 1A≤. Characterized by a 2.8Ω terminal resistance and a KM constant of 30kg. cm\/A, it communicates via digital packets using half duplex asynchronous serial communication, supporting an ID range of 0-253 and communication speeds from 38400bps to 1 Mbps. It offers a 360° running degree (when 0~4095), backed by a 12Bits Magnetic Coding(360° \/4096 ) position sensor resolution for real-time feedback on load, position, speed, input voltage, current, and temperature. This compact servo measures A: 78mm B: 43mm C: 65.5mm, weighs 485g, and is equipped with a One character (OD10mm) horn gear spline alongside a 300mm ±5 mm connector wire.\u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"UTF-8\"\u003e \u003cmeta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\"\u003e\u003c\/p\u003e\n\u003cstyle\u003e\n        :root {\n            --tech-gradient: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);\n            --border-color: #d1d9e6;\n            --row-alt: #f8faff;\n        }\n\n        body {\n            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;\n            background-color: #f0f4f8;\n            padding: 20px;\n            margin: 0;\n            color: #333;\n        }\n\n        .table-container {\n            max-width: 900px;\n            margin: 0 auto;\n            background: #fff;\n            border-radius: 8px;\n            box-shadow: 0 4px 15px rgba(0,0,0,0.1);\n            overflow: hidden;\n        }\n\n        .main-header {\n            background: var(--tech-gradient);\n            color: white;\n            padding: 15px;\n            text-align: center;\n            font-size: 1.25rem;\n            font-weight: bold;\n            text-transform: uppercase;\n            letter-spacing: 1px;\n            border-bottom: 2px solid #fff;\n        }\n\n        table {\n            width: 100%;\n            border-collapse: collapse;\n            background: white;\n            table-layout: fixed;\n        }\n\n        th, td {\n            padding: 12px 15px;\n            border: 1px solid var(--border-color);\n            text-align: center;\n            word-wrap: break-word;\n            font-size: 0.9rem;\n        }\n\n        .params-header {\n            background-color: #004085 !important;\n            color: white !important;\n            text-align: center;\n            font-weight: bold !important;\n            text-transform: uppercase;\n        }\n\n        tr:nth-child(even) {\n            background-color: var(--row-alt);\n        }\n\n        .param-col { width: 45%; font-weight: bold; text-align: left; padding-left: 25px; }\n        .value-col { font-weight: 500; width: 55%; text-align: left; padding-left: 25px; }\n\n        .content-footer {\n            max-width: 900px;\n            margin: 0 auto;\n            padding: 20px 5px;\n        }\n\n        @media screen and (max-width: 600px) {\n            body { padding: 10px; }\n            th, td { padding: 8px 10px; font-size: 0.8rem; }\n            .main-header { font-size: 1rem; }\n        }\n    \u003c\/style\u003e\n\u003cdiv class=\"table-container\"\u003e\n\u003cdiv class=\"main-header\"\u003eFEETECH SM120BL Specifications\u003c\/div\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"2\" class=\"params-header\"\u003ePRODUCT PARAMETERS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"param-col\"\u003eModel\u003c\/td\u003e\n\u003ctd class=\"value-col\"\u003eSM120BL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"param-col\"\u003eProduct Name\u003c\/td\u003e\n\u003ctd class=\"value-col\"\u003e24V 120kg.cm Serial Control RS485 Servo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"param-col\"\u003eStorage Temperature Range\u003c\/td\u003e\n\u003ctd class=\"value-col\"\u003e-30℃~80℃\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"param-col\"\u003eOperating Temperature Range\u003c\/td\u003e\n\u003ctd class=\"value-col\"\u003e-20℃~80℃\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"param-col\"\u003eSize\u003c\/td\u003e\n\u003ctd class=\"value-col\"\u003eA：78mm B：43mm C：65.5mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"param-col\"\u003eWeight\u003c\/td\u003e\n\u003ctd class=\"value-col\"\u003e485g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"param-col\"\u003eGear type\u003c\/td\u003e\n\u003ctd class=\"value-col\"\u003eSteel Gear ( Gear Ratio 232:1 )\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"param-col\"\u003eLimit angle\u003c\/td\u003e\n\u003ctd class=\"value-col\"\u003eNO limiter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"param-col\"\u003eBearing\u003c\/td\u003e\n\u003ctd class=\"value-col\"\u003e2 Ball bearings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"param-col\"\u003eHorn gear spline\u003c\/td\u003e\n\u003ctd class=\"value-col\"\u003eOne character (OD10mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"param-col\"\u003eHorn type\u003c\/td\u003e\n\u003ctd class=\"value-col\"\u003esteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"param-col\"\u003eCase\u003c\/td\u003e\n\u003ctd class=\"value-col\"\u003eAluminium(7075)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"param-col\"\u003eConnector wire\u003c\/td\u003e\n\u003ctd class=\"value-col\"\u003e300mm ±5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"param-col\"\u003eMotor\u003c\/td\u003e\n\u003ctd class=\"value-col\"\u003eBrushless motor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"param-col\"\u003eOperating Voltage Range\u003c\/td\u003e\n\u003ctd class=\"value-col\"\u003e24V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"param-col\"\u003eNo load speed\u003c\/td\u003e\n\u003ctd class=\"value-col\"\u003e0.2sec\/ 60degree 50RPM@24V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"param-col\"\u003eRunnig current(at no load) :\u003c\/td\u003e\n\u003ctd class=\"value-col\"\u003e200 mA@24V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"param-col\"\u003ePeak stall torque\u003c\/td\u003e\n\u003ctd class=\"value-col\"\u003e120kg.cm@24V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"param-col\"\u003eStall current\u003c\/td\u003e\n\u003ctd class=\"value-col\"\u003e4A@24V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"param-col\"\u003eRated Load\u003c\/td\u003e\n\u003ctd class=\"value-col\"\u003e32kg. cm≤\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"param-col\"\u003eRated current\u003c\/td\u003e\n\u003ctd class=\"value-col\"\u003e1A≤\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"param-col\"\u003eMotor Constant (KM)\u003c\/td\u003e\n\u003ctd class=\"value-col\"\u003e30kg. cm\/A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"param-col\"\u003eTerminal resistance\u003c\/td\u003e\n\u003ctd class=\"value-col\"\u003e2.8Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"param-col\"\u003eCommand signal\u003c\/td\u003e\n\u003ctd class=\"value-col\"\u003eDigital Packet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"param-col\"\u003eProtocol Type\u003c\/td\u003e\n\u003ctd class=\"value-col\"\u003eHalf duplex Asynchronous Serial Communication\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"param-col\"\u003eID range\u003c\/td\u003e\n\u003ctd class=\"value-col\"\u003e0-253\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"param-col\"\u003eCommunication Speed\u003c\/td\u003e\n\u003ctd class=\"value-col\"\u003e38400bps ~ 1 Mbps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"param-col\"\u003eRunning degree\u003c\/td\u003e\n\u003ctd class=\"value-col\"\u003e360° (when 0~4095)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"param-col\"\u003eFeedback\u003c\/td\u003e\n\u003ctd class=\"value-col\"\u003eLoad,Position,Speed,Input Voltage,Current,Temperature\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"param-col\"\u003ePosition Sensor Resolution\u003c\/td\u003e\n\u003ctd class=\"value-col\"\u003e12Bits Magnetic Coding(360° \/4096 )\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"content-footer\"\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0696\/3832\/4277\/files\/FEETECH-SM120BL-PRODUCT-SPECIFICATION.pdf?v=1783407344\" title=\"FEETECH-SM120BL-PRODUCT-SPECIFICATION.PDF\"\u003eFEETECH-SM120BL-PRODUCT-SPECIFICATION.PDF\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0696\/3832\/4277\/files\/FEETECH-SM120BL-Servo-Motor.stp?v=1783407347\" title=\"FEETECH-SM120BL-Servo-Motor.STEP\"\u003eFEETECH-SM120BL-Servo-Motor.STEP\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"FEETECH","offers":[{"title":"SM-120BL \/ MODBUS-RTU protocol","offer_id":45711787622453,"sku":null,"price":379.0,"currency_code":"USD","in_stock":true},{"title":"SM-120BL \/ Custom Protocol","offer_id":45711787655221,"sku":null,"price":379.0,"currency_code":"USD","in_stock":true},{"title":"SM-120BL+Debugging board \/ MODBUS-RTU protocol","offer_id":45711787687989,"sku":null,"price":389.0,"currency_code":"USD","in_stock":true},{"title":"SM-120BL+Debugging board \/ Custom Protocol","offer_id":45711787720757,"sku":null,"price":389.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0696\/3832\/4277\/files\/FEETECHSM120BLServoMotor-main-001.jpg?v=1783579436","url":"https:\/\/www.zennixtek.com\/products\/feetech-sm120bl-servo-motor","provider":"ZennixTek","version":"1.0","type":"link"}