{"product_id":"sunnysky-x3520-520kv-brushless-motor","title":"SUNNYSKY X3520 520KV Brushless Motor","description":"\u003cp\u003e\u003cspan\u003eOld Stock. Unopened. See photo for condition \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003cbr\u003eElevate your RC planes, multirotors, and drones with the SunnySky X3520 Brushless Motor 520KV. Designed for maximum performance and reliability, this motor features a precision CNC-milled body that promotes efficient heat dissipation and reduces overall weight. Its robust 420 stainless steel shaft, imported from Japan and heat-treated for enhanced strength, resists bending and breaking even under high stress. The top and bottom caps are crafted from 6061-T6 aviation-grade aluminum, ensuring superior durability without adding unnecessary bulk. Hand-wound coils and Japanese NMB bearings deliver smooth, stable, and quiet operation while increasing continuous power output. Ideal for 4-6S LiPo setups, the X3520 offers exceptional efficiency, torque, and thrust—making it perfect for serious RC enthusiasts seeking top-tier performance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStator Diameter:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e35mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRotor Diameter:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e42.5mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStator Thickness:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e20mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShaft Diameter:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e5mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo. of Stator Slots:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e12\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo. of Rotor Poles:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e14\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody Length (Without Shaft):\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e45mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody Length:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e64mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMotor Kv:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e520KV\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax LiPo Cell:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e4-6S\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo-load Current:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e1.1A\/10V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eESC:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e80-100A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMotor Resistance:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e30mΩ\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecommended Props (inch):\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eAPC12×6, APC12×8, APC13×6.5, APC13×8, DXL14×8\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax Continuous Current:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e70A\/30s\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax Continuous Power:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e1750W\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e207g\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rising Sun FPV","offers":[{"title":"Default Title","offer_id":48825247269089,"sku":"X3520 520KV","price":60.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0003\/8859\/5740\/files\/IMG_20260730_145054777_HDR.jpg?v=1785387607","url":"https:\/\/risingsunfpv.com.au\/products\/sunnysky-x3520-520kv-brushless-motor","provider":"Rising Sun FPV","version":"1.0","type":"link"}