{"product_id":"kingmax-s40sc-telemetry-brushless-hv-servo","title":"KingMax S40SC Telemetry Brushless HV Servo – 40kg Steel Gear Waterproof","description":"\u003ch2\u003eKingMax S40SC Brushless HV Waterproof Digital Servo with Magnetic Position Sensor\u003c\/h2\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eKingMax S40SC\u003c\/strong\u003e is a high-performance brushless high-voltage servo designed for demanding RC aircraft applications requiring exceptional torque, fast response, precise positioning, and long-term durability.\u003c\/p\u003e\n\n\u003cp\u003eFeaturing an internal \u003cstrong\u003emagnetic sensor positioner\u003c\/strong\u003e, high-precision steel gears, a full CNC aluminum case, dual ball bearings, and waterproof construction, the S40SC delivers up to \u003cstrong\u003e40kg-cm (555.60 oz-in) stall torque\u003c\/strong\u003e and \u003cstrong\u003e30kg-cm (416.70 oz-in) maximum working torque\u003c\/strong\u003e at 7.4V.\u003c\/p\u003e\n\n\u003cp\u003eThe magnetic position sensing system eliminates traditional potentiometer wear, helping provide precise positioning, excellent centering, and long service life for demanding giant-scale aircraft applications.\u003c\/p\u003e\n\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eInternal magnetic sensor positioner\u003c\/li\u003e\n\u003cli\u003eSelectable rotation options: 90°, 180°, 270°, and 350°\u003c\/li\u003e\n\u003cli\u003eHigh-precision steel gears\u003c\/li\u003e\n\u003cli\u003eFull CNC aluminum hull and structure\u003c\/li\u003e\n\u003cli\u003eHigh-quality brushless motor\u003c\/li\u003e\n\u003cli\u003eDual ball bearings (2BB)\u003c\/li\u003e\n\u003cli\u003eWaterproof construction\u003c\/li\u003e\n\u003cli\u003eSuper long life design\u003c\/li\u003e\n\u003cli\u003eStandard 25T spline\u003c\/li\u003e\n\u003cli\u003eWide voltage operation from 5.0V to 8.4V\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eServo Arm Compatibility\u003c\/h2\u003e\n\n\u003cp\u003e\nThe \u003cstrong\u003eS40SC\u003c\/strong\u003e uses a standard \u003cstrong\u003e25-tooth output spline\u003c\/strong\u003e. We have verified compatibility with Futaba-style 25T servo arms and accessories, including most aftermarket aluminum, carbon fiber, and composite servo arms designed around the popular 25T standard.\n\u003c\/p\u003e\n\n\u003ch2\u003eSpeed Performance\u003c\/h2\u003e\n\n\u003ctable style=\"width:100%; border-collapse:collapse;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #ddd; padding:8px;\"\u003eVoltage\u003c\/th\u003e\n\u003cth style=\"border:1px solid #ddd; padding:8px;\"\u003eOperating Speed\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e5.0V\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e0.10 sec\/60°\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e6.0V\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e0.08 sec\/60°\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e7.4V\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e0.06 sec\/60°\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e8.4V\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e0.05 sec\/60°\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eTorque Ratings\u003c\/h2\u003e\n\n\u003ctable style=\"width:100%; border-collapse:collapse;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #ddd; padding:8px;\"\u003eTorque Type\u003c\/th\u003e\n\u003cth style=\"border:1px solid #ddd; padding:8px;\"\u003eVoltage\u003c\/th\u003e\n\u003cth style=\"border:1px solid #ddd; padding:8px;\"\u003eTorque\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eStall Torque\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e7.4V\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e40kg-cm (555.60 oz-in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eMaximum Working Torque\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e7.4V\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e30kg-cm (416.70 oz-in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eRated Working Torque\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e5.0V\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e16.5kg-cm (229.18 oz-in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eRated Working Torque\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e6.0V\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e20.5kg-cm (284.74 oz-in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eRated Working Torque\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e7.4V\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e22.0kg-cm (305.58 oz-in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eRated Working Torque\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e8.4V\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e25.0kg-cm (347.25 oz-in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\n\u003ctable style=\"width:100%; border-collapse:collapse;\"\u003e\n\u003ctbody\u003e\n\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eS40SC\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e\u003cstrong\u003eServo Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eBrushless High Voltage Digital Servo\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e\u003cstrong\u003ePosition Sensor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eMagnetic Sensor Positioner\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e\u003cstrong\u003eGear Train\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eSteel Gears\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e\u003cstrong\u003eMotor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eBrushless Motor\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e\u003cstrong\u003eCase Construction\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eFull CNC Aluminum Hull and Structure\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e\u003cstrong\u003eBearings\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eDual Ball Bearings (2BB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e\u003cstrong\u003eSpline\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eStandard 25T\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e\u003cstrong\u003eDead Band\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e2μs Default\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e\u003cstrong\u003eWaterproof\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e\u003cstrong\u003eOperating Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eDC 5.0V–8.4V\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e\u003cstrong\u003eRated Working Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eDC 7.4V\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e\u003cstrong\u003eWorking Frequency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e1520μs \/ 330Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e\u003cstrong\u003eWorking Angle\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e±63° @ 800μs–2200μs\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e\u003cstrong\u003eSelectable Rotation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e90° \/ 180° \/ 270° \/ 350°\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e40 × 20 × 39.8mm (1.56 × 0.78 × 1.55 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e89g (3.13 oz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e\u003cstrong\u003eConnector\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eJR Connector\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e\u003cstrong\u003eWire Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e300mm (11.7 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e\u003cstrong\u003eWorking Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e-10°C to +50°C (14°F to 122°F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e\u003cstrong\u003eStorage Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e-20°C to +60°C (-4°F to 140°F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eRecommended Applications\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e50cc–100cc gas-powered RC aircraft\u003c\/li\u003e\n\u003cli\u003eLarge giant-scale sport aircraft\u003c\/li\u003e\n\u003cli\u003eIMAC and aerobatic aircraft\u003c\/li\u003e\n\u003cli\u003eLarge warbirds\u003c\/li\u003e\n\u003cli\u003eSport jets and turbine aircraft\u003c\/li\u003e\n\u003cli\u003eHeavy-duty elevator installations\u003c\/li\u003e\n\u003cli\u003eLarge rudder applications\u003c\/li\u003e\n\u003cli\u003eHigh-load aileron installations\u003c\/li\u003e\n\u003cli\u003eAircraft requiring precision positioning and strong holding power\u003c\/li\u003e\n\u003cli\u003eAdvanced aircraft setups utilizing extended rotation capabilities\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose the S40SC?\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eUp to 40kg-cm (555.60 oz-in) stall torque\u003c\/li\u003e\n\u003cli\u003e30kg-cm (416.70 oz-in) maximum working torque\u003c\/li\u003e\n\u003cli\u003eFast response down to 0.05 sec\/60° at 8.4V\u003c\/li\u003e\n\u003cli\u003eInternal magnetic sensor positioner for precise positioning\u003c\/li\u003e\n\u003cli\u003eBrushless motor for long life and efficiency\u003c\/li\u003e\n\u003cli\u003eSteel gears for heavy-duty applications\u003c\/li\u003e\n\u003cli\u003eWaterproof construction for demanding field conditions\u003c\/li\u003e\n\u003cli\u003eFull CNC aluminum case for strength and heat dissipation\u003c\/li\u003e\n\u003cli\u003eCompatible with verified Futaba-style 25T servo arms and accessories\u003c\/li\u003e\n\u003cli\u003eSelectable rotation ranges for specialized applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eIncludes\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eKingMax S40SC Brushless HV Waterproof Servo\u003c\/li\u003e\n\u003cli\u003eManufacturer-supplied servo accessories\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Kingmax","offers":[{"title":"Default Title","offer_id":48296458879198,"sku":"S40SC","price":82.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/1436\/6686\/files\/s40scservo.png?v=1780241895","url":"https:\/\/www.gator-rc.com\/products\/kingmax-s40sc-telemetry-brushless-hv-servo","provider":"Gator RC","version":"1.0","type":"link"}