{"product_id":"kingmax-bls02s-brushless-hv-waterproof-servo","title":"KingMax BLS02S Brushless HV Waterproof Servo – 39kg High Torque Digital Servo","description":"\u003ch2\u003eKingMax BLS02S Brushless HV Waterproof Digital Servo\u003c\/h2\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eKingMax BLS02S\u003c\/strong\u003e is a premium high-performance digital standard servo designed for demanding RC aircraft applications requiring exceptional torque, durability, and precise control. Featuring a powerful brushless motor, waterproof construction, full CNC aluminum case, and high-precision steel gears, the BLS02S delivers up to \u003cstrong\u003e39kg-cm (541.71 oz-in)\u003c\/strong\u003e of torque while maintaining fast response times and excellent centering.\u003c\/p\u003e\n\n\u003cp\u003eThe innovative \u003cstrong\u003epatented gear chain design\u003c\/strong\u003e improves stability and durability under high loads, making this servo an excellent choice for giant-scale aircraft, aerobatic models, large warbirds, sport jets, and other demanding control surface applications.\u003c\/p\u003e\n\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eHigh-performance digital standard servo\u003c\/li\u003e\n\u003cli\u003ePatented gear chain design for improved stability and durability\u003c\/li\u003e\n\u003cli\u003eHigh-precision Taiwan-made steel gears\u003c\/li\u003e\n\u003cli\u003eHigh-quality brushless motor\u003c\/li\u003e\n\u003cli\u003eFull CNC aluminum hull and structure\u003c\/li\u003e\n\u003cli\u003eDual ball bearings (2BB)\u003c\/li\u003e\n\u003cli\u003eWaterproof construction\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\u003eBLS02S\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 \u0026amp; Torque 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; text-align:left;\"\u003eVoltage\u003c\/th\u003e\n\u003cth style=\"border:1px solid #ddd; padding:8px; text-align:left;\"\u003eSpeed\u003c\/th\u003e\n\u003cth style=\"border:1px solid #ddd; padding:8px; text-align:left;\"\u003eTorque\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\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;\"\u003e0.16 sec\/60°\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e24kg-cm (333.36 oz-in)\u003c\/td\u003e\n\u003c\/tr\u003e\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;\"\u003e0.13 sec\/60°\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e29kg-cm (402.81 oz-in)\u003c\/td\u003e\n\u003c\/tr\u003e\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;\"\u003e0.10 sec\/60°\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e37kg-cm (513.93 oz-in)\u003c\/td\u003e\n\u003c\/tr\u003e\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;\"\u003e0.09 sec\/60°\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e39kg-cm (541.71 oz-in)\u003c\/td\u003e\n\u003c\/tr\u003e\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;\"\u003eBLS02S\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;\"\u003eDigital Standard Servo\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;\"\u003eHigh-Precision Taiwan-Made Steel 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\u003ePatent\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003ePatent Gear Chain Design (Patent No. ZL201822045200.5)\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\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e40 × 20 × 33.5mm (1.56 × 0.78 × 1.30 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;\"\u003e75g (2.64 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;\"\u003e320mm (12.48 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–85cc 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\u003eHigh-load elevator installations\u003c\/li\u003e\n\u003cli\u003eLarge rudder applications\u003c\/li\u003e\n\u003cli\u003eHeavy-duty aileron installations\u003c\/li\u003e\n\u003cli\u003eScale aircraft requiring high holding power and precision centering\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose the BLS02S?\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eUp to 541.71 oz-in (39kg-cm) of torque at 8.4V\u003c\/li\u003e\n\u003cli\u003eBrushless motor for long life and high efficiency\u003c\/li\u003e\n\u003cli\u003ePatented gear chain design for improved stability and durability\u003c\/li\u003e\n\u003cli\u003eHigh-precision steel gears for heavy-duty applications\u003c\/li\u003e\n\u003cli\u003eWaterproof construction for demanding field conditions\u003c\/li\u003e\n\u003cli\u003eFull CNC aluminum construction 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\u003eExcellent centering and holding power for precision flight control\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eIncludes\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eKingMax BLS02S Brushless HV Waterproof Digital 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":48296440529118,"sku":"BLS02S","price":79.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/1436\/6686\/files\/bls02s.png?v=1780238936","url":"https:\/\/www.gator-rc.com\/products\/kingmax-bls02s-brushless-hv-waterproof-servo","provider":"Gator RC","version":"1.0","type":"link"}