{"product_id":"ds1509mg-metal-gear-coreless-digital-low-profile-servo-12-8kgf-cm-0-07sec-for-aircraft-rc-cars","title":"KST DS1509MG Low Profile Coreless Digital Servo 12.8Kgf.cm 0.07sec for RC Cars \u0026 Aircraft","description":"\u003cp\u003eEngineered for high-demand RC cars, drift chassis, and scale aircraft, the \u003cstrong\u003eKST DS1509MG\u003c\/strong\u003e combines a compact low-profile footprint with uncompromising torque and lightning-fast transit speeds. Delivering up to 12.8 kgf.cm of stall torque and a blistering 0.07s\/60° response at 7.4V, this high-voltage coreless digital servo ensures razor-sharp steering precision, rapid centering, and reliable holding power under intense competitive conditions.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow-Profile Form Factor:\u003c\/strong\u003e Compact 26.5mm height easily fits low-clearance RC car chassis and tight aircraft compartments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoreless Motor Efficiency:\u003c\/strong\u003e Delivers rapid acceleration, smooth linear control, and instantaneous throttle-to-steering response.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHardened Steel Geartrain:\u003c\/strong\u003e Precision-cut steel gears supported by dual ball bearings minimize backlash and withstand heavy shock loads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFull CNC Aluminum Casing:\u003c\/strong\u003e Provides maximum structural rigidity and rapid thermal dissipation during extended runs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Voltage \u0026amp; Programmable:\u003c\/strong\u003e Compatible with 4.8V–7.4V systems with programmable parameters, including soft start.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Voltage:\u003c\/strong\u003e DC 4.8V – 7.4V (Rated: 7.4V)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMotor Type:\u003c\/strong\u003e Coreless DC Motor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGear Set Material:\u003c\/strong\u003e Hardened Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCase Material:\u003c\/strong\u003e CNC Aluminum Alloy\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBearings:\u003c\/strong\u003e Dual Ball Bearings (2BB)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePosition Sensor:\u003c\/strong\u003e High-Precision Potentiometer\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorking Frequency:\u003c\/strong\u003e 1520μs \/ 333Hz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDefault Travel Angle:\u003c\/strong\u003e ±50° (100° Total)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e -10°C to +65°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSoft Start \/ Programmability:\u003c\/strong\u003e Yes (Programmable)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 40.5 × 20.0 × 26.5 mm (±0.2mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 55g (±10%)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003ePerformance Ratings\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStalling Torque:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e8.5 kgf.cm @ 4.8V\u003c\/li\u003e\n\u003cli\u003e10.7 kgf.cm @ 6.0V\u003c\/li\u003e\n\u003cli\u003e12.8 kgf.cm @ 7.4V\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Speed (No-Load):\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e0.10 sec\/60° @ 4.8V\u003c\/li\u003e\n\u003cli\u003e0.08 sec\/60° @ 6.0V\u003c\/li\u003e\n\u003cli\u003e0.07 sec\/60° @ 7.4V\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eDimensions \u0026amp; Sizing\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0846\/8280\/1402\/files\/DS1509-02.png?v=1789452157\" alt=\"\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0846\/8280\/1402\/files\/DS1509-01.png?v=1789452157\" alt=\"\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eDocumentation\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0846\/8280\/1402\/files\/DS1509_V8.0_Specification.pdf?v=1789452298\" target=\"_blank\" title=\"DS1509MG Technical Specification\"\u003eDS1509MG Technical Specification\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"KST","offers":[{"title":"Default Title","offer_id":50272730677498,"sku":null,"price":63.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0846\/8280\/1402\/files\/DS1509MG-2.png?v=1789014719","url":"https:\/\/kstdigital.com\/products\/ds1509mg-metal-gear-coreless-digital-low-profile-servo-12-8kgf-cm-0-07sec-for-aircraft-rc-cars","provider":"KSTDigital","version":"1.0","type":"link"}