{"product_id":"chihai-chf-bl480-brushless-motor","title":"CHIHAI CHF-BL480 Brushless Motor, Short \u0026 Long Shaft, 29,000–48,000 RPM","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eThe \u003ca href=\"https:\/\/rcdrone.top\/collections\/chihai-motor\"\u003eCHIHAI MOTOR\u003c\/a\u003e CHF-BL480 Entry Series is a compact \u003ca href=\"https:\/\/rcdrone.top\/collections\/brushless-motors\"\u003ebrushless DC motor\u003c\/a\u003e with integrated control electronics, a purple CNC aluminum-alloy housing and a steel bevel pinion. Choose a short or long shaft and one of four speed versions to match the available space and drive requirements of your hobby mechanism.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBrushless construction avoids carbon-brush wear and brush dust.\u003c\/li\u003e\n\u003cli\u003eBall-bearing support and UH-grade neodymium magnet material.\u003c\/li\u003e\n\u003cli\u003eBuilt-in controller with a 32-bit CPU and a specified 4 ms response.\u003c\/li\u003e\n\u003cli\u003eSix low-resistance MOSFETs support short phase-current pulses up to 120 A for less than 200 ms; this is not a continuous input-current rating.\u003c\/li\u003e\n\u003cli\u003eIntegrated undervoltage, overtemperature, stalled-rotor and load-adaptive dynamic-undervoltage protection.\u003c\/li\u003e\n\u003cli\u003eFixed steel bevel pinion and spring shown in the product photographs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eConfiguration Guide\u003c\/h2\u003e\u003cp\u003eBoth shaft lengths are offered in every speed version below. Speeds are voltage-specific reference values, not guaranteed loaded operating speeds. Match the shaft length, pinion engagement, mounting space and electrical requirements before installation.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpeed option at 11.1 V\u003c\/th\u003e\n\u003cth\u003eReference speed at 7.4 V\u003c\/th\u003e\n\u003cth\u003eShaft choices\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e29,000 RPM\u003c\/td\u003e\n\u003ctd\u003e18,000 RPM\u003c\/td\u003e\n\u003ctd\u003eShort \/ Long\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e33,000 RPM\u003c\/td\u003e\n\u003ctd\u003e22,000 RPM\u003c\/td\u003e\n\u003ctd\u003eShort \/ Long\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e39,000 RPM\u003c\/td\u003e\n\u003ctd\u003e25,500 RPM\u003c\/td\u003e\n\u003ctd\u003eShort \/ Long\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e48,000 RPM\u003c\/td\u003e\n\u003ctd\u003e32,000 RPM\u003c\/td\u003e\n\u003ctd\u003eShort \/ Long\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eCHIHAI MOTOR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003ctd\u003eCHF-BL480 Entry Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMotor construction\u003c\/th\u003e\n\u003ctd\u003eBrushless DC motor with integrated controller\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHousing\u003c\/th\u003e\n\u003ctd\u003eCNC aluminum alloy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOutput pinion\u003c\/th\u003e\n\u003ctd\u003eSteel bevel pinion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMagnets\u003c\/th\u003e\n\u003ctd\u003eUH-grade neodymium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBody length \/ diameter\u003c\/th\u003e\n\u003ctd\u003e51.5 mm \/ 29.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eIllustrated shaft extension\u003c\/th\u003e\n\u003ctd\u003eShort: 15 mm; long: 30 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eIllustrated overall length\u003c\/th\u003e\n\u003ctd\u003eShort: 72.5 mm; long: 87 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eApproximate motor weight\u003c\/th\u003e\n\u003ctd\u003e155 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eVoltage-specific speed data\u003c\/th\u003e\n\u003ctd\u003e7.4 V and 11.1 V, as listed above\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch2\u003ePerformance Reference\u003c\/h2\u003e\u003cp\u003eIn a reference test using an M90 spring and 13:1 gearing, 200 single cycles produced a reported grip-temperature rise of 6–8°C. This is a test-condition reference, not a maximum motor temperature or a guarantee for other loads. The advertised 90+ cycle-efficiency figure compares actual cycling rate with a theoretical rate calculated from motor speed and gearing; it is not electrical conversion efficiency. Low heat rise, rapid startup and low stopping resistance depend on the complete mechanism and operating conditions.\u003c\/p\u003e\n\u003ch2\u003eInstallation and Use\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eUse a suitable DC supply for the selected motor. The 3–24 V range on the generic instruction sheet covers other motors and is not an operating range for this CHF-BL480.\u003c\/li\u003e\n\u003cli\u003eObserve the marked positive and negative terminals. Verify wiring and test with temporary leads before permanent connection.\u003c\/li\u003e\n\u003cli\u003eAvoid stalls and operation close to the mechanical load limit. Protection circuitry does not eliminate the risk of overload damage.\u003c\/li\u003e\n\u003cli\u003eActual speed decreases as load increases. Confirm the required torque and speed for the mechanism; no numeric torque rating is specified here.\u003c\/li\u003e\n\u003cli\u003eReduced speed can reduce available torque. Operating sound varies with speed and load.\u003c\/li\u003e\n\u003cli\u003eCheck pinion engagement and shaft clearance before running the motor.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\u003cp\u003eFor hobby and toy drive mechanisms designed around this motor's bevel pinion and short or long shaft arrangement. A 480-size name alone does not establish drop-in compatibility with a particular gearbox or device.\u003c\/p\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\u003cp\u003e1 × CHIHAI CHF-BL480 brushless motor in the selected shaft and speed version, with the illustrated pinion and spring. Battery, wiring, external mechanisms and tools are not included.\u003c\/p\u003e\n\u003ch2\u003eFAQ\u003c\/h2\u003e\u003ch3\u003eDoes the speed option mean KV?\u003c\/h3\u003e\u003cp\u003eNo. The options are RPM values at 11.1 V. The separate 7.4 V reference speeds are listed in the configuration table.\u003c\/p\u003e\u003ch3\u003eAre the short and long shaft versions the same overall length?\u003c\/h3\u003e\u003cp\u003eNo. The illustrated overall lengths are 72.5 mm and 87 mm respectively; both have a 51.5 mm body.\u003c\/p\u003e\u003ch3\u003eDoes 120 A mean continuous motor current?\u003c\/h3\u003e\u003cp\u003eNo. It describes a controller phase-current pulse shorter than 200 ms and must not be used as a continuous supply-current rating.\u003c\/p\u003e\u003ch2\u003eVisual Details\u003c\/h2\u003e\u003cfigure\u003e\u003ca href=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/chihai-chf-bl480-shaft-comparison.webp?v=1793430356\" target=\"_blank\" rel=\"noopener\"\u003e\u003cimg src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/chihai-chf-bl480-shaft-comparison.webp?v=1793430356\" alt=\"Short and long shaft motor comparison, 29000 RPM versions shown\" style=\"display:block;width:100%;max-width:100%;height:auto\" loading=\"lazy\"\u003e\u003c\/a\u003e\u003cfigcaption\u003eShort and long shaft configurations; 29,000 RPM versions are illustrated.\u003c\/figcaption\u003e\u003c\/figure\u003e\u003cfigure\u003e\u003ca href=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/chihai-chf-bl480-overview.webp?v=1793430360\" target=\"_blank\" rel=\"noopener\"\u003e\u003cimg src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/chihai-chf-bl480-overview.webp?v=1793430360\" alt=\"CHF-BL480 construction features\" style=\"display:block;width:100%;max-width:100%;height:auto\" loading=\"lazy\"\u003e\u003c\/a\u003e\u003cfigcaption\u003eCNC aluminum-alloy housing, ball bearings and steel bevel pinion.\u003c\/figcaption\u003e\u003c\/figure\u003e\u003cfigure\u003e\u003ca href=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/chihai-chf-bl480-dimensions.webp?v=1793430363\" target=\"_blank\" rel=\"noopener\"\u003e\u003cimg src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/chihai-chf-bl480-dimensions.webp?v=1793430363\" alt=\"CHF-BL480 short and long shaft dimensions in millimeters\" style=\"display:block;width:100%;max-width:100%;height:auto\" loading=\"lazy\"\u003e\u003c\/a\u003e\u003cfigcaption\u003eBody: 51.5 mm long and 29.5 mm diameter. Illustrated overall lengths: 72.5 mm short shaft and 87 mm long shaft.\u003c\/figcaption\u003e\u003c\/figure\u003e\u003cfigure\u003e\u003ca href=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/chihai-chf-bl480-controller.webp?v=1793430366\" target=\"_blank\" rel=\"noopener\"\u003e\u003cimg src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/chihai-chf-bl480-controller.webp?v=1793430366\" alt=\"Integrated brushless motor controller and protective functions\" style=\"display:block;width:100%;max-width:100%;height:auto\" loading=\"lazy\"\u003e\u003c\/a\u003e\u003cfigcaption\u003eController architecture; 120 A refers to a phase-current pulse shorter than 200 ms, not a continuous input-current rating.\u003c\/figcaption\u003e\u003c\/figure\u003e\u003cfigure\u003e\u003ca href=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/chihai-chf-bl480-rotor.webp?v=1793430371\" target=\"_blank\" rel=\"noopener\"\u003e\u003cimg src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/chihai-chf-bl480-rotor.webp?v=1793430371\" alt=\"UH-grade neodymium rotor material illustration\" style=\"display:block;width:100%;max-width:100%;height:auto\" loading=\"lazy\"\u003e\u003c\/a\u003e\u003cfigcaption\u003eRotor construction illustration. Temperature limits depend on material and operating conditions.\u003c\/figcaption\u003e\u003c\/figure\u003e\u003cfigure\u003e\u003ca href=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/chihai-chf-bl480-speed-lineup.webp?v=1793430374\" target=\"_blank\" rel=\"noopener\"\u003e\u003cimg src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/chihai-chf-bl480-speed-lineup.webp?v=1793430374\" alt=\"Short and long shaft motors in four speed versions\" style=\"display:block;width:100%;max-width:100%;height:auto\" loading=\"lazy\"\u003e\u003c\/a\u003e\u003cfigcaption\u003eFour speed versions at 11.1 V, each available with a short or long shaft.\u003c\/figcaption\u003e\u003c\/figure\u003e\u003cfigure\u003e\u003ca href=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/chihai-chf-bl480-polarity.webp?v=1793430377\" target=\"_blank\" rel=\"noopener\"\u003e\u003cimg src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/chihai-chf-bl480-polarity.webp?v=1793430377\" alt=\"Rear motor terminals with positive and negative polarity markings\" style=\"display:block;width:100%;max-width:100%;height:auto\" loading=\"lazy\"\u003e\u003c\/a\u003e\u003cfigcaption\u003eObserve the + and − terminals. Disconnect power before making or changing connections.\u003c\/figcaption\u003e\u003c\/figure\u003e","brand":"CHIHAI MOTOR","offers":[{"title":"Short shaft \/ 29,000 RPM","offer_id":68352628228320,"sku":"CHF-BL480-01","price":97.0,"currency_code":"USD","in_stock":true},{"title":"Short shaft \/ 33,000 RPM","offer_id":68352628261088,"sku":"CHF-BL480-02","price":97.0,"currency_code":"USD","in_stock":true},{"title":"Short shaft \/ 39,000 RPM","offer_id":68352628293856,"sku":"CHF-BL480-03","price":97.0,"currency_code":"USD","in_stock":true},{"title":"Short shaft \/ 48,000 RPM","offer_id":68352628326624,"sku":"CHF-BL480-04","price":97.0,"currency_code":"USD","in_stock":true},{"title":"Long shaft \/ 29,000 RPM","offer_id":68352628359392,"sku":"CHF-BL480-05","price":97.0,"currency_code":"USD","in_stock":true},{"title":"Long shaft \/ 33,000 RPM","offer_id":68352628392160,"sku":"CHF-BL480-06","price":97.0,"currency_code":"USD","in_stock":true},{"title":"Long shaft \/ 39,000 RPM","offer_id":68352628424928,"sku":"CHF-BL480-07","price":97.0,"currency_code":"USD","in_stock":true},{"title":"Long shaft \/ 48,000 RPM","offer_id":68352628457696,"sku":"CHF-BL480-08","price":97.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0643\/3210\/3904\/files\/chihai-chf-bl480-g1.jpg?v=1793430383","url":"https:\/\/rcdrone.top\/it\/products\/chihai-chf-bl480-brushless-motor","provider":"RCDrone","version":"1.0","type":"link"}