{"product_id":"hobbywing-xrotor-pro-50a-wire-leaded-esc-dual-pack","title":"Hobbywing XRotor PRO 50A Wire Leaded ESC Dual Pack – 4-6S, 50A\/70A for Drone","description":"\u003cp style=\"font-size:16px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003e\u003cstrong\u003eThe Hobbywing XRotor PRO 50A Wire Leaded ESC Dual Pack includes two dedicated multirotor brushless ESCs for 4-6S LiPo power systems.\u003c\/strong\u003e Each ESC is rated for 50A continuous current and 70A peak current for 10 seconds, with no built-in BEC.\u003c\/p\u003e\n\n\u003cp style=\"font-size:16px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eThe XRotor PRO 50A adds several features beyond a basic multirotor ESC, including \u003cstrong\u003eDEO Driving Efficiency Optimization, built-in red\/green navigation LEDs, automatic timing, rapid throttle response and a four-position DIP-switch control system\u003c\/strong\u003e for LED status, LED color, DEO status and motor rotation.\u003c\/p\u003e\n\n\u003cp style=\"font-size:16px;line-height:1.75;margin:0;color:#333;\"\u003eThis is the \u003cstrong\u003eWire Leaded version\u003c\/strong\u003e, with motor output wires rather than the Connector-On-Board layout used on some other XRotor models. SKU \u003cstrong\u003e30902052\u003c\/strong\u003e is supplied as a \u003cstrong\u003eDual Pack containing 2 × XRotor PRO 50A ESCs\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003cdiv style=\"background:#f7f7f7;padding:14px 16px;margin:20px 0;border-left:4px solid #E60073;font-size:14px;line-height:1.7;\"\u003e\n  \u003cp style=\"margin:0 0 7px;\"\u003e\u003cstrong\u003eQuick Fit Check\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cul style=\"margin:0;padding-left:20px;\"\u003e\n    \u003cli\u003e\n\u003cstrong\u003ePackage:\u003c\/strong\u003e 2 × XRotor PRO 50A ESCs\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eContinuous Current:\u003c\/strong\u003e 50A per ESC\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003ePeak Current:\u003c\/strong\u003e 70A per ESC \/ 10 seconds\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eBattery:\u003c\/strong\u003e 4-6S LiPo\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eBEC:\u003c\/strong\u003e No\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eMotor Side:\u003c\/strong\u003e Wire Leaded with 3.5mm connectors\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eProgrammable Controls:\u003c\/strong\u003e LED status, LED color, DEO and motor rotation\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eStock Number:\u003c\/strong\u003e 30902052\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n\n\u003ch2 style=\"font-size:18px;font-weight:700;margin:24px 0 10px;color:#000;border-bottom:1px solid #eee;padding-bottom:6px;\"\u003eHobbywing XRotor PRO 50A Specifications\u003c\/h2\u003e\n\n\u003cdiv style=\"overflow-x:auto;margin:12px 0 20px;\"\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:14px;line-height:1.55;\"\u003e\n\u003ctbody\u003e\n\n\u003ctr\u003e\n\u003ctd style=\"background:#E60073;color:#fff;font-weight:700;padding:10px;border:1px solid #ddd;width:34%;\"\u003eModel\u003c\/td\u003e\n\u003ctd style=\"background:#f2f2f2;padding:10px;border:1px solid #ddd;\"\u003eXRotor PRO 50A Wire Leaded ESC\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd style=\"background:#E60073;color:#fff;font-weight:700;padding:10px;border:1px solid #ddd;\"\u003ePackage Quantity\u003c\/td\u003e\n\u003ctd style=\"background:#f2f2f2;padding:10px;border:1px solid #ddd;\"\u003e\u003cstrong\u003e2 ESCs per pack\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd style=\"background:#E60073;color:#fff;font-weight:700;padding:10px;border:1px solid #ddd;\"\u003eContinuous Current\u003c\/td\u003e\n\u003ctd style=\"background:#f2f2f2;padding:10px;border:1px solid #ddd;\"\u003e50A per ESC\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd style=\"background:#E60073;color:#fff;font-weight:700;padding:10px;border:1px solid #ddd;\"\u003ePeak Current\u003c\/td\u003e\n\u003ctd style=\"background:#f2f2f2;padding:10px;border:1px solid #ddd;\"\u003e70A per ESC \/ 10 seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd style=\"background:#E60073;color:#fff;font-weight:700;padding:10px;border:1px solid #ddd;\"\u003eBattery Input\u003c\/td\u003e\n\u003ctd style=\"background:#f2f2f2;padding:10px;border:1px solid #ddd;\"\u003e4-6S LiPo\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd style=\"background:#E60073;color:#fff;font-weight:700;padding:10px;border:1px solid #ddd;\"\u003eBEC\u003c\/td\u003e\n\u003ctd style=\"background:#f2f2f2;padding:10px;border:1px solid #ddd;\"\u003eNo built-in BEC\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd style=\"background:#E60073;color:#fff;font-weight:700;padding:10px;border:1px solid #ddd;\"\u003eMotor Connection\u003c\/td\u003e\n\u003ctd style=\"background:#f2f2f2;padding:10px;border:1px solid #ddd;\"\u003eWire Leaded with 3.5mm connectors × 3\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd style=\"background:#E60073;color:#fff;font-weight:700;padding:10px;border:1px solid #ddd;\"\u003eThrottle Signal Frequency\u003c\/td\u003e\n\u003ctd style=\"background:#f2f2f2;padding:10px;border:1px solid #ddd;\"\u003eUp to 621Hz*\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd style=\"background:#E60073;color:#fff;font-weight:700;padding:10px;border:1px solid #ddd;\"\u003eLED Control\u003c\/td\u003e\n\u003ctd style=\"background:#f2f2f2;padding:10px;border:1px solid #ddd;\"\u003eON \/ OFF\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd style=\"background:#E60073;color:#fff;font-weight:700;padding:10px;border:1px solid #ddd;\"\u003eLED Color\u003c\/td\u003e\n\u003ctd style=\"background:#f2f2f2;padding:10px;border:1px solid #ddd;\"\u003eRed \/ Green\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd style=\"background:#E60073;color:#fff;font-weight:700;padding:10px;border:1px solid #ddd;\"\u003eDEO\u003c\/td\u003e\n\u003ctd style=\"background:#f2f2f2;padding:10px;border:1px solid #ddd;\"\u003eON \/ OFF\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd style=\"background:#E60073;color:#fff;font-weight:700;padding:10px;border:1px solid #ddd;\"\u003eMotor Rotation Setting\u003c\/td\u003e\n\u003ctd style=\"background:#f2f2f2;padding:10px;border:1px solid #ddd;\"\u003eCW \/ CCW\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd style=\"background:#E60073;color:#fff;font-weight:700;padding:10px;border:1px solid #ddd;\"\u003eDimensions\u003c\/td\u003e\n\u003ctd style=\"background:#f2f2f2;padding:10px;border:1px solid #ddd;\"\u003e48 × 30 × 15.5mm per ESC\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd style=\"background:#E60073;color:#fff;font-weight:700;padding:10px;border:1px solid #ddd;\"\u003eWeight\u003c\/td\u003e\n\u003ctd style=\"background:#f2f2f2;padding:10px;border:1px solid #ddd;\"\u003eApprox. 56g per ESC\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd style=\"background:#E60073;color:#fff;font-weight:700;padding:10px;border:1px solid #ddd;\"\u003eStock Number\u003c\/td\u003e\n\u003ctd style=\"background:#f2f2f2;padding:10px;border:1px solid #ddd;\"\u003e30902052\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003cp style=\"font-size:13px;line-height:1.6;color:#666;margin:8px 0 18px;\"\u003e*Hobbywing states that throttle signal frequencies above 500Hz are non-standard signals. Confirm flight-controller compatibility before using unusually high signal frequencies.\u003c\/p\u003e\n\n\u003ch2 style=\"font-size:18px;font-weight:700;margin:24px 0 10px;color:#000;border-bottom:1px solid #eee;padding-bottom:6px;\"\u003eDIP-Switch Control for LED, DEO \u0026amp; Motor Rotation\u003c\/h2\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eThe underside of the XRotor PRO 50A features four DIP switches that provide direct hardware control over several important ESC functions. This makes key setup changes accessible without requiring a separate programming device.\u003c\/p\u003e\n\n\u003cdiv style=\"overflow-x:auto;margin:12px 0 18px;\"\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:14px;line-height:1.55;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"background:#E60073;color:#fff;font-weight:700;padding:9px 12px;border:1px solid #ddd;text-align:left;\"\u003eDIP Switch\u003c\/th\u003e\n\u003cth style=\"background:#E60073;color:#fff;font-weight:700;padding:9px 12px;border:1px solid #ddd;text-align:left;\"\u003eON\u003c\/th\u003e\n\u003cth style=\"background:#E60073;color:#fff;font-weight:700;padding:9px 12px;border:1px solid #ddd;text-align:left;\"\u003eOFF \/ Alternate Position\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\n\u003ctr\u003e\n\u003ctd style=\"background:#f2f2f2;padding:9px 12px;border:1px solid #ddd;\"\u003eSwitch 1 – LED Status\u003c\/td\u003e\n\u003ctd style=\"background:#f2f2f2;padding:9px 12px;border:1px solid #ddd;\"\u003eLED ON\u003c\/td\u003e\n\u003ctd style=\"background:#f2f2f2;padding:9px 12px;border:1px solid #ddd;\"\u003eLED OFF\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd style=\"background:#f2f2f2;padding:9px 12px;border:1px solid #ddd;\"\u003eSwitch 2 – LED Color\u003c\/td\u003e\n\u003ctd style=\"background:#f2f2f2;padding:9px 12px;border:1px solid #ddd;\"\u003eRed\u003c\/td\u003e\n\u003ctd style=\"background:#f2f2f2;padding:9px 12px;border:1px solid #ddd;\"\u003eGreen\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd style=\"background:#f2f2f2;padding:9px 12px;border:1px solid #ddd;\"\u003eSwitch 3 – DEO\u003c\/td\u003e\n\u003ctd style=\"background:#f2f2f2;padding:9px 12px;border:1px solid #ddd;\"\u003eDEO ON\u003c\/td\u003e\n\u003ctd style=\"background:#f2f2f2;padding:9px 12px;border:1px solid #ddd;\"\u003eDEO OFF\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd style=\"background:#f2f2f2;padding:9px 12px;border:1px solid #ddd;\"\u003eSwitch 4 – Motor Rotation\u003c\/td\u003e\n\u003ctd style=\"background:#f2f2f2;padding:9px 12px;border:1px solid #ddd;\"\u003eCW\u003c\/td\u003e\n\u003ctd style=\"background:#f2f2f2;padding:9px 12px;border:1px solid #ddd;\"\u003eCCW\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"text-align:left;margin:14px 0 20px;\"\u003e\n  \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0633\/0617\/0582\/files\/005_f98dfa9e-4d6f-4619-b188-817240f6b515.png\" alt=\"Hobbywing XRotor Pro 50A ESC DIP switch control for LED DEO and motor rotation\" width=\"1280\" height=\"768\" style=\"max-width:100%;height:auto;display:block;\"\u003e\n\u003c\/div\u003e\n\n\u003cp style=\"font-size:14px;line-height:1.7;color:#555;\"\u003eThe manual describes CW \/ CCW as a selectable motor-rotation setting. It should not be interpreted as an automatic in-flight reversing function unless the complete flight-control system is specifically configured for that behavior.\u003c\/p\u003e\n\n\u003ch2 style=\"font-size:18px;font-weight:700;margin:24px 0 10px;color:#000;border-bottom:1px solid #eee;padding-bottom:6px;\"\u003eBuilt-In Red \u0026amp; Green Navigation LEDs\u003c\/h2\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eThe XRotor PRO 50A includes high-visibility LEDs directly on the ESC. The color can be selected between \u003cstrong\u003ered and green\u003c\/strong\u003e using the DIP switch, and the LED can also be switched completely on or off.\u003c\/p\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eOn a multirotor, these built-in LEDs can reduce the need to add separate navigation lights and extra wiring purely for orientation lighting.\u003c\/p\u003e\n\n\u003cdiv style=\"text-align:left;margin:14px 0 20px;\"\u003e\n  \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0633\/0617\/0582\/files\/004_1467e541-4f23-4070-bb71-0a4d13f10b69.png\" alt=\"Hobbywing XRotor Pro 50A ESC built in red and green navigation LEDs for multirotors\" width=\"1280\" height=\"768\" style=\"max-width:100%;height:auto;display:block;\"\u003e\n\u003c\/div\u003e\n\n\u003ch2 style=\"font-size:18px;font-weight:700;margin:24px 0 10px;color:#000;border-bottom:1px solid #eee;padding-bottom:6px;\"\u003eDEO Driving Efficiency Optimization\u003c\/h2\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003e\u003cstrong\u003eDEO (Driving Efficiency Optimization)\u003c\/strong\u003e is one of the XRotor PRO platform's key multirotor-control technologies. With DEO enabled, the ESC actively brakes the motor when throttle is reduced so motor speed can fall more rapidly.\u003c\/p\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eThis faster deceleration can improve throttle linearity and help the aircraft respond more directly during rapid attitude changes. Hobbywing also identifies improved driving efficiency and lower ESC operating temperature as benefits of DEO.\u003c\/p\u003e\n\n\u003cdiv style=\"text-align:left;margin:14px 0 20px;\"\u003e\n  \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0633\/0617\/0582\/files\/003_49692c31-e6e8-4867-ba0b-c84829bd323f.png\" alt=\"Hobbywing XRotor Pro 50A ESC DEO driving efficiency optimization with active braking and lower temperature\" width=\"1280\" height=\"768\" style=\"max-width:100%;height:auto;display:block;\"\u003e\n\u003c\/div\u003e\n\n\u003ch2 style=\"font-size:18px;font-weight:700;margin:24px 0 10px;color:#000;border-bottom:1px solid #eee;padding-bottom:6px;\"\u003eAutomatic Timing \u0026amp; Intelligent Default Settings\u003c\/h2\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eThe XRotor PRO 50A uses intelligent default parameters and automatic timing adjustment to simplify the initial setup of supported multirotor power systems.\u003c\/p\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eThis reduces the need for extensive ESC tuning while still allowing the user to control the functions that matter most on the PRO 50A through its DIP switches.\u003c\/p\u003e\n\n\u003cdiv style=\"text-align:left;margin:14px 0 20px;\"\u003e\n  \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0633\/0617\/0582\/files\/002_208769fe-0bc3-418b-b70e-a2396ece7b5f.png\" alt=\"Hobbywing XRotor Pro 50A ESC automatic timing and intelligent preset parameters for easier setup\" width=\"1280\" height=\"768\" style=\"max-width:100%;height:auto;display:block;\"\u003e\n\u003c\/div\u003e\n\n\u003ch2 style=\"font-size:18px;font-weight:700;margin:24px 0 10px;color:#000;border-bottom:1px solid #eee;padding-bottom:6px;\"\u003eRapid Throttle Response for Multirotor Flight\u003c\/h2\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eA dedicated core program for multirotor controllers gives the XRotor PRO 50A fast throttle response for the repeated motor-speed changes required during hovering, attitude correction and directional control.\u003c\/p\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eThe ESC is compatible with various flight-control systems and supports throttle signal frequencies up to \u003cstrong\u003e621Hz\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003cdiv style=\"background:#fff7e6;padding:12px 14px;margin:12px 0 16px;border-left:4px solid #f0ad00;font-size:14px;line-height:1.65;\"\u003e\n  \u003cstrong\u003eSignal Note:\u003c\/strong\u003e Hobbywing identifies throttle signals above 500Hz as non-standard signals. Confirm the selected flight controller and output configuration before using higher signal frequencies.\n\u003c\/div\u003e\n\n\u003cdiv style=\"text-align:left;margin:14px 0 20px;\"\u003e\n  \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0633\/0617\/0582\/files\/001_0bc552e6-5636-49b1-86ba-96152986321a.png\" alt=\"Hobbywing XRotor Pro 50A multirotor ESC rapid throttle response for stable flight control\" width=\"1280\" height=\"768\" style=\"max-width:100%;height:auto;display:block;\"\u003e\n\u003c\/div\u003e\n\n\u003ch2 style=\"font-size:18px;font-weight:700;margin:24px 0 10px;color:#000;border-bottom:1px solid #eee;padding-bottom:6px;\"\u003eWire Leaded Motor Connection\u003c\/h2\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eSKU 30902052 is the \u003cstrong\u003eWire Leaded XRotor PRO 50A\u003c\/strong\u003e. The motor side uses output wires with 3.5mm connectors rather than a Connector-On-Board motor layout.\u003c\/p\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0;color:#333;\"\u003eThis gives the installer flexibility when positioning the ESC relative to the motor, but motor wire routing, connector clearance and available airframe space should still be checked before installation.\u003c\/p\u003e\n\n\u003ch2 style=\"font-size:18px;font-weight:700;margin:24px 0 10px;color:#000;border-bottom:1px solid #eee;padding-bottom:6px;\"\u003eNo Built-In BEC – Separate Receiver Power Required\u003c\/h2\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eThe XRotor PRO 50A has \u003cstrong\u003eno built-in BEC\u003c\/strong\u003e. Its throttle lead therefore does not provide regulated receiver or flight-controller power.\u003c\/p\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0;color:#333;\"\u003eUse an appropriate external UBEC, regulated power module or other suitable receiver \/ flight-controller power source according to the electrical architecture of your multirotor.\u003c\/p\u003e\n\n\u003ch2 style=\"font-size:18px;font-weight:700;margin:24px 0 10px;color:#000;border-bottom:1px solid #eee;padding-bottom:6px;\"\u003eThrottle Range Calibration\u003c\/h2\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eThrottle-range calibration should be performed when using a new XRotor brushless ESC or when changing to another transmitter.\u003c\/p\u003e\n\n\u003col style=\"font-size:15px;line-height:1.75;color:#333;\"\u003e\n\u003cli\u003eTurn on the transmitter and move the throttle stick to the top position.\u003c\/li\u003e\n\u003cli\u003eEnsure the transmitter and receiver are correctly bound, then connect power to the ESC and receiver system.\u003c\/li\u003e\n\u003cli\u003eAfter the motor emits two short confirmation beeps, move the throttle stick to the bottom position within approximately three seconds.\u003c\/li\u003e\n\u003cli\u003eThe throttle range is then calibrated.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003cdiv style=\"background:#fff7e6;padding:12px 14px;margin:14px 0;border-left:4px solid #f0ad00;font-size:14px;line-height:1.65;\"\u003e\n  \u003cstrong\u003eSafety:\u003c\/strong\u003e Remove all propellers before throttle calibration, ESC setup or initial motor testing.\n\u003c\/div\u003e\n\n\u003ch2 style=\"font-size:18px;font-weight:700;margin:24px 0 10px;color:#000;border-bottom:1px solid #eee;padding-bottom:6px;\"\u003eBuilt-In Protection Functions\u003c\/h2\u003e\n\n\u003ch3 style=\"font-size:15px;font-weight:bold;margin:14px 0 8px;color:#000;\"\u003eStart-Up Protection\u003c\/h3\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eIf the ESC cannot start the motor normally within approximately two seconds as throttle increases, it shuts down motor output. Return the throttle to the appropriate bottom or neutral position before attempting another start.\u003c\/p\u003e\n\n\u003ch3 style=\"font-size:15px;font-weight:bold;margin:14px 0 8px;color:#000;\"\u003eOver-Load Protection\u003c\/h3\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eThe ESC can cut motor output when the load suddenly increases to an abnormally high level. Normal operation will not resume until the throttle is returned appropriately.\u003c\/p\u003e\n\n\u003ch3 style=\"font-size:15px;font-weight:bold;margin:14px 0 8px;color:#000;\"\u003eThrottle Signal Loss Protection\u003c\/h3\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0;color:#333;\"\u003eIf throttle signal loss is detected for more than approximately 0.25 second, the ESC cuts output immediately. Corresponding motor output can resume after a normal throttle signal is received again.\u003c\/p\u003e\n\n\u003ch2 style=\"font-size:18px;font-weight:700;margin:24px 0 10px;color:#000;border-bottom:1px solid #eee;padding-bottom:6px;\"\u003eWhat to Check Before Buying\u003c\/h2\u003e\n\n\u003cul style=\"font-size:15px;line-height:1.75;color:#333;\"\u003e\n\u003cli\u003eConfirm that your propulsion system uses a \u003cstrong\u003e4S, 5S or 6S LiPo battery\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eCheck actual motor and propeller current against the 50A continuous ESC rating.\u003c\/li\u003e\n\u003cli\u003eDo not treat the 70A \/ 10-second peak rating as a continuous operating target.\u003c\/li\u003e\n\u003cli\u003eConfirm that the wire-leaded 3.5mm motor connection suits your motor wiring.\u003c\/li\u003e\n\u003cli\u003eCheck the 48 × 30 × 15.5mm ESC dimensions against the available mounting area.\u003c\/li\u003e\n\u003cli\u003eAllow suitable airflow and cooling around the ESC.\u003c\/li\u003e\n\u003cli\u003eProvide an appropriate separate power source for the receiver and flight controller because there is no BEC.\u003c\/li\u003e\n\u003cli\u003eConfirm flight-controller throttle-signal compatibility.\u003c\/li\u003e\n\u003cli\u003eConfigure LED color, DEO and motor rotation before normal flight operation.\u003c\/li\u003e\n\u003cli\u003eRemember that SKU 30902052 is a \u003cstrong\u003eDual Pack containing two ESCs\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2 style=\"font-size:18px;font-weight:700;margin:24px 0 10px;color:#000;border-bottom:1px solid #eee;padding-bottom:6px;\"\u003eHobbywing XRotor PRO 50A Manual\u003c\/h2\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eThe official Hobbywing XRotor PRO 40A \/ 50A manual covers ESC wiring, throttle calibration, XRotor PRO 50A DIP-switch programming, normal start-up, protection functions and troubleshooting.\u003c\/p\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0;\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0633\/0617\/0582\/files\/Hobbywing_XRotor_Pro_40A_50A_ESC_Manual.pdf\" target=\"_blank\" rel=\"noopener\" style=\"color:#E60073;text-decoration:underline;font-weight:700;\"\u003eDownload the Hobbywing XRotor PRO 40A \u0026amp; 50A ESC Manual\u003c\/a\u003e\u003c\/p\u003e\n\n\u003ch2 style=\"font-size:18px;font-weight:700;margin:24px 0 10px;color:#000;border-bottom:1px solid #eee;padding-bottom:6px;\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\n\u003ch3 style=\"font-size:15px;font-weight:bold;margin:14px 0 8px;color:#000;\"\u003eHow many XRotor PRO 50A ESCs are included?\u003c\/h3\u003e\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003e\u003cstrong\u003eTwo ESCs are included.\u003c\/strong\u003e SKU 30902052 is supplied as an XRotor PRO 50A Dual Pack.\u003c\/p\u003e\n\n\u003ch3 style=\"font-size:15px;font-weight:bold;margin:14px 0 8px;color:#000;\"\u003eWhat battery does the XRotor PRO 50A support?\u003c\/h3\u003e\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eThe XRotor PRO 50A is specified for \u003cstrong\u003e4-6S LiPo batteries\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003ch3 style=\"font-size:15px;font-weight:bold;margin:14px 0 8px;color:#000;\"\u003eWhat is the current rating?\u003c\/h3\u003e\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eEach ESC is rated for 50A continuous current and 70A peak current for 10 seconds.\u003c\/p\u003e\n\n\u003ch3 style=\"font-size:15px;font-weight:bold;margin:14px 0 8px;color:#000;\"\u003eDoes the XRotor PRO 50A have a BEC?\u003c\/h3\u003e\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eNo. The XRotor PRO 50A does not include a built-in BEC. The receiver and flight controller require an appropriate separate regulated power supply.\u003c\/p\u003e\n\n\u003ch3 style=\"font-size:15px;font-weight:bold;margin:14px 0 8px;color:#000;\"\u003eWhat does the DIP switch control?\u003c\/h3\u003e\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eThe four DIP switches control LED ON\/OFF status, red or green LED color, DEO ON\/OFF status and CW \/ CCW motor rotation.\u003c\/p\u003e\n\n\u003ch3 style=\"font-size:15px;font-weight:bold;margin:14px 0 8px;color:#000;\"\u003eDoes it have navigation LEDs?\u003c\/h3\u003e\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eYes. Built-in high-visibility LEDs can be configured as red or green and can also be switched off using the DIP switches.\u003c\/p\u003e\n\n\u003ch3 style=\"font-size:15px;font-weight:bold;margin:14px 0 8px;color:#000;\"\u003eWhat is DEO?\u003c\/h3\u003e\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eDEO means Driving Efficiency Optimization. When enabled, active motor braking helps reduce motor speed more quickly when throttle is lowered, while Hobbywing also identifies improved throttle linearity, driving efficiency and lower ESC operating temperature.\u003c\/p\u003e\n\n\u003ch3 style=\"font-size:15px;font-weight:bold;margin:14px 0 8px;color:#000;\"\u003eCan motor direction be changed?\u003c\/h3\u003e\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eYes. The XRotor PRO 50A DIP-switch system allows motor rotation to be selected between CW and CCW.\u003c\/p\u003e\n\n\u003ch3 style=\"font-size:15px;font-weight:bold;margin:14px 0 8px;color:#000;\"\u003eDoes CW \/ CCW control mean automatic 3D reversing?\u003c\/h3\u003e\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eThe Hobbywing manual describes the function as a DIP-switch motor-rotation setting. It should not automatically be interpreted as dynamic in-flight reversing unless the complete system is specifically configured and documented for that behavior.\u003c\/p\u003e\n\n\u003ch3 style=\"font-size:15px;font-weight:bold;margin:14px 0 8px;color:#000;\"\u003eDoes the XRotor PRO 50A support 621Hz throttle signals?\u003c\/h3\u003e\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0;color:#333;\"\u003eYes. Hobbywing states support for throttle signal frequencies up to 621Hz. Signals above 500Hz are classified as non-standard, so flight-controller compatibility should be verified.\u003c\/p\u003e\n\n\u003ch2 style=\"font-size:18px;font-weight:700;margin:24px 0 10px;color:#000;border-bottom:1px solid #eee;padding-bottom:6px;\"\u003ePackage Includes\u003c\/h2\u003e\n\n\u003cul style=\"font-size:15px;line-height:1.75;color:#333;\"\u003e\n\u003cli\u003e\u003cstrong\u003e2 × Hobbywing XRotor PRO 50A Wire Leaded ESCs\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0;color:#333;\"\u003eBattery, receiver, UBEC \/ receiver power supply, motors, propellers and other multirotor components are not included unless otherwise stated.\u003c\/p\u003e\n\n\u003ch2 style=\"font-size:18px;font-weight:700;margin:24px 0 10px;color:#000;border-bottom:1px solid #eee;padding-bottom:6px;\"\u003eMore Hobbywing XRotor \u0026amp; Drone ESCs\u003c\/h2\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eCompare the XRotor PRO 50A with other \u003ca href=\"https:\/\/chinahobbyline.com\/collections\/hobbywing-xrotor-escs\" style=\"color:#E60073;text-decoration:underline;font-weight:700;\"\u003eHobbywing XRotor ESCs\u003c\/a\u003e across different current and LiPo voltage classes.\u003c\/p\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0;color:#333;\"\u003eYou can also browse our wider \u003ca href=\"https:\/\/chinahobbyline.com\/collections\/drone-escs\" style=\"color:#E60073;text-decoration:underline;font-weight:700;\"\u003edrone ESC collection\u003c\/a\u003e for multirotor and UAV electronic speed controllers, or explore all \u003ca href=\"https:\/\/chinahobbyline.com\/collections\/hobbywing-escs\" style=\"color:#E60073;text-decoration:underline;font-weight:700;\"\u003eHobbywing ESCs\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cdiv style=\"background:#f7f7f7;padding:12px 15px;margin:20px 0 0;border-left:4px solid #E60073;font-size:14px;line-height:1.7;\"\u003e\n\u003cp style=\"margin:0;\"\u003e\u003cstrong\u003eSafety Notice:\u003c\/strong\u003e Brushless multirotor power systems can cause serious injury if incorrectly installed or operated. Read the Hobbywing manual before use, verify all wiring and polarity before connecting a battery, and remove propellers during throttle calibration, ESC setup and initial motor testing.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"ChinaHobbyLine","offers":[{"title":"Global","offer_id":50361969311958,"sku":"30902052 GL","price":62.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0633\/0617\/0582\/files\/20260909173601_50_298.jpg?v=1788947263","url":"https:\/\/chinahobbyline.com\/fi\/products\/hobbywing-xrotor-pro-50a-wire-leaded-esc-dual-pack","provider":"ChinaHobbyLine","version":"1.0","type":"link"}