{"product_id":"hobbywing-skywalker-50a-4s-v2-esc","title":"Hobbywing SkyWalker V2 50A 4S 3-4S Brushless ESC with 5V\/5A BEC \u0026 Reverse Brake for RC Aircraft","description":"\u003cstyle\u003e\n.cnhl-product-table-wrap {\n  width: 100%;\n  overflow-x: auto;\n  margin: 12px 0 18px;\n}\n\n.cnhl-product-table {\n  width: 100%;\n  border-collapse: separate !important;\n  border-spacing: 0 8px !important;\n  font-size: 14px;\n  line-height: 1.45;\n}\n\n.cnhl-product-table th {\n  background: #E60073;\n  color: #fff;\n  text-align: left;\n  padding: 11px 12px;\n  font-weight: 700;\n  white-space: nowrap;\n}\n\n.cnhl-product-table td {\n  background: #f7f7f7;\n  padding: 11px 12px;\n  vertical-align: top;\n}\n\n.cnhl-product-table td:first-child {\n  font-weight: 700;\n  color: #222;\n  width: 34%;\n  background: #f2f2f2;\n}\n\n.cnhl-product-image {\n  margin: 18px 0;\n  text-align: center;\n}\n\n.cnhl-product-image img {\n  max-width: 100%;\n  height: auto;\n  border-radius: 8px;\n}\n\n.cnhl-note-box {\n  background: #fafafa;\n  border-left: 4px solid #E60073;\n  padding: 12px 14px;\n  margin: 16px 0;\n  font-size: 14px;\n  line-height: 1.55;\n}\n\u003c\/style\u003e\n\n\u003cp\u003e\nThe \u003cstrong\u003eHobbywing SkyWalker 50A 4S V2 Brushless ESC\u003c\/strong\u003e is the standard 50A aircraft ESC option for pilots building around \u003cstrong\u003e3-4S LiPo\u003c\/strong\u003e power. With \u003cstrong\u003e50A continuous current\u003c\/strong\u003e, \u003cstrong\u003e70A peak current\u003c\/strong\u003e, and a built-in \u003cstrong\u003e5V \/ 5A switch-mode BEC\u003c\/strong\u003e, it is a practical match for fixed-wing trainers, sport planes, park flyers, and mid-power aircraft that need reliable SkyWalker V2 control without the extra size and weight of a 6S-capable ESC.\n\u003c\/p\u003e\n\n\u003cp\u003e\nThis is the regular \u003cstrong\u003eSkyWalker 50A V2\u003c\/strong\u003e platform, not the 50A-6S Plus version. It keeps the aircraft-focused features that make the SkyWalker V2 series useful in real flying, including \u003cstrong\u003eDEO Technology\u003c\/strong\u003e, \u003cstrong\u003eReverse Brake\u003c\/strong\u003e, \u003cstrong\u003eSearch Mode\u003c\/strong\u003e, programmable ESC settings, and multiple protection functions for aircraft use.\n\u003c\/p\u003e\n\n\u003cdiv class=\"cnhl-product-image\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0633\/0617\/0582\/files\/50A.png\" alt=\"Hobbywing SkyWalker 50A 4S V2 brushless aircraft ESC with 5V 5A BEC and Reverse Brake\"\u003e\n\u003c\/div\u003e\n\n\u003ch2 style=\"font-size: 15px; font-weight: bold; margin: 14px 0; color: #000;\"\u003eQuick Fit Check\u003c\/h2\u003e\n\n\u003cdiv class=\"cnhl-product-table-wrap\"\u003e\n\u003ctable class=\"cnhl-product-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eCheck Point\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBest Use\u003c\/td\u003e\n\u003ctd\u003e3-4S RC aircraft, fixed-wing trainers, sport planes, park flyers, and mid-power electric aircraft.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor Type\u003c\/td\u003e\n\u003ctd\u003eBrushless motor only. This ESC is not designed for brushed motors.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Range\u003c\/td\u003e\n\u003ctd\u003e3-4S LiPo.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Rating\u003c\/td\u003e\n\u003ctd\u003e50A continuous, 70A peak.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBEC\u003c\/td\u003e\n\u003ctd\u003eBuilt-in 5V \/ 5A switch-mode BEC for receiver and servo power.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProgramming\u003c\/td\u003e\n\u003ctd\u003eSeparate programming cable for connection to a compatible LED Program Box, plus transmitter-based programming support.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBest Buyer\u003c\/td\u003e\n\u003ctd\u003ePilots who want a lightweight 3-4S aircraft ESC with built-in BEC, DEO throttle optimization, Reverse Brake, Search Mode, and programmable SkyWalker V2 aircraft behavior.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"cnhl-note-box\"\u003e\n\u003cstrong\u003eImportant:\u003c\/strong\u003e This is the standard \u003cstrong\u003eSkyWalker 50A 4S V2\u003c\/strong\u003e version. It supports \u003cstrong\u003e3-4S LiPo\u003c\/strong\u003e. If your aircraft needs 5S or 6S power, choose the \u003cstrong\u003eSkyWalker 50A-6S Plus V2\u003c\/strong\u003e, SkyWalker 60A V2, or another ESC rated for 6S operation. Do not use this ESC with batteries above 4S.\n\u003c\/div\u003e\n\n\u003ch2 style=\"font-size: 15px; font-weight: bold; margin: 14px 0; color: #000;\"\u003eKey Performance Features\u003c\/h2\u003e\n\n\u003cdiv class=\"cnhl-product-table-wrap\"\u003e\n\u003ctable class=\"cnhl-product-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eWhat It Means for Pilots\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eHigh-Performance 32-bit Microprocessor\u003c\/td\u003e\n\u003ctd\u003eProvides fast control logic and good compatibility with different brushless aircraft motors.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUp to 96MHz Operation\u003c\/td\u003e\n\u003ctd\u003eSupports responsive aircraft ESC control for smooth throttle behavior and stable operation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3-4S LiPo Support\u003c\/td\u003e\n\u003ctd\u003eIdeal for common sport aircraft and trainer setups that do not require 5S or 6S power.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e50A Continuous Current\u003c\/td\u003e\n\u003ctd\u003eFits compact-to-mid power aircraft where a 50A ESC is enough and lower weight is preferred.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e5V \/ 5A Switch-Mode BEC\u003c\/td\u003e\n\u003ctd\u003ePowers the receiver and servos from the main flight battery, helping simplify wiring for compatible aircraft.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDEO Technology\u003c\/td\u003e\n\u003ctd\u003eDriving Efficiency Optimization improves throttle response and driving efficiency while helping reduce ESC temperature.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReverse Brake\u003c\/td\u003e\n\u003ctd\u003eNormal and reverse brake modes can help shorten aircraft landing distance when the setup supports reverse brake behavior.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSearch Mode\u003c\/td\u003e\n\u003ctd\u003eUses motor alarm beeps to help pilots locate an aircraft after landing in grass, brush, or a visually difficult environment.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMultiple Protections\u003c\/td\u003e\n\u003ctd\u003eIncludes start-up protection, ESC thermal protection, capacitor thermal protection, over-current protection, overload protection, abnormal input voltage protection, and throttle signal loss protection.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2 style=\"font-size: 15px; font-weight: bold; margin: 14px 0; color: #000;\"\u003eProduct Specifications\u003c\/h2\u003e\n\n\u003cdiv class=\"cnhl-product-table-wrap\"\u003e\n\u003ctable class=\"cnhl-product-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eHobbywing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eSkyWalker V2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eSkyWalker 50A 4S V2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eESC Type\u003c\/td\u003e\n\u003ctd\u003eBrushless aircraft ESC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContinuous Current\u003c\/td\u003e\n\u003ctd\u003e50A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePeak Current\u003c\/td\u003e\n\u003ctd\u003e70A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage\u003c\/td\u003e\n\u003ctd\u003e3-4S LiPo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBEC Type\u003c\/td\u003e\n\u003ctd\u003eSwitch-mode BEC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBEC Output\u003c\/td\u003e\n\u003ctd\u003e5V @ 5A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e36g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSize\u003c\/td\u003e\n\u003ctd\u003e60 × 25 × 8mm (L × W × H)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProgramming Method\u003c\/td\u003e\n\u003ctd\u003eLED Program Box via separate programming cable, or transmitter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecommended Application\u003c\/td\u003e\n\u003ctd\u003e3-4S RC aircraft, fixed-wing trainers, sport planes, park flyers, and mid-power electric aircraft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReceiver Power\u003c\/td\u003e\n\u003ctd\u003eBuilt-in 5V \/ 5A BEC for receiver and servo power\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStock Number\u003c\/td\u003e\n\u003ctd\u003eCONFIRM_STOCK_NUMBER\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\n\n\u003ch2 style=\"font-size: 15px; font-weight: bold; margin: 14px 0; color: #000;\"\u003eStandard 50A Power for 3-4S Aircraft Setups\u003c\/h2\u003e\n\n\u003cp\u003e\nThe SkyWalker 50A 4S V2 is the regular 50A choice for aircraft that are designed around 3S or 4S LiPo power. It is lighter and more compact than the 50A-6S Plus V2, which makes it a better match when the aircraft does not need higher voltage support.\n\u003c\/p\u003e\n\n\u003cp\u003e\nFor trainers, park flyers, sport aircraft, and mid-power fixed-wing models, this ESC gives a clean balance of current capability, weight, built-in BEC output, and SkyWalker V2 programming features. It is not intended to replace a 6S ESC; it is intended to be the right-size 50A ESC for 3-4S aircraft systems.\n\u003c\/p\u003e\n\n\u003cp\u003e\nTo compare it with other aircraft ESCs, browse \u003ca style=\"color: #E60073; text-decoration: underline;\" href=\"https:\/\/chinahobbyline.com\/collections\/hobbywing-rc-airplane-escs\"\u003eHobbywing RC Airplane ESCs\u003c\/a\u003e or the full \u003ca style=\"color: #E60073; text-decoration: underline;\" href=\"https:\/\/chinahobbyline.com\/collections\/hobbywing-skywalker-escs\"\u003eHobbywing SkyWalker ESCs\u003c\/a\u003e collection.\n\u003c\/p\u003e\n\n\u003ch2 style=\"font-size: 15px; font-weight: bold; margin: 14px 0; color: #000;\"\u003e32-bit Control Platform for Smooth Aircraft Throttle\u003c\/h2\u003e\n\n\u003cp\u003e\nThe SkyWalker 50A 4S V2 uses a high-performance \u003cstrong\u003e32-bit microprocessor\u003c\/strong\u003e running up to \u003cstrong\u003e96MHz\u003c\/strong\u003e. This control platform is designed to provide good compatibility with different brushless aircraft motors while keeping throttle response smooth and predictable.\n\u003c\/p\u003e\n\n\u003cp\u003e\nIn aircraft use, throttle feel is not only about maximum power. A fixed-wing model needs stable response during takeoff, climb, cruise, landing approach, and quick throttle changes. The SkyWalker V2 control logic helps make power delivery feel more refined than a simple basic aircraft ESC.\n\u003c\/p\u003e\n\n\u003cdiv class=\"cnhl-product-image\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0633\/0617\/0582\/files\/002_1cc12729-e2eb-4950-8194-594cd505dd5e.png\" alt=\"Hobbywing SkyWalker V2 32-bit 96MHz microprocessor control technology\"\u003e\n\u003c\/div\u003e\n\n\u003ch2 style=\"font-size: 15px; font-weight: bold; margin: 14px 0; color: #000;\"\u003eBuilt-In 5V \/ 5A BEC for Receiver and Servo Power\u003c\/h2\u003e\n\n\u003cp\u003e\nThe SkyWalker 50A 4S V2 includes a built-in \u003cstrong\u003e5V \/ 5A switch-mode BEC\u003c\/strong\u003e. This allows the ESC to power the receiver and servos from the main flight battery, reducing wiring complexity compared with an OPTO ESC that requires a separate receiver power source.\n\u003c\/p\u003e\n\n\u003cp\u003e\nA 5V BEC is commonly used for standard receiver and servo systems. Before installation, confirm that your receiver, servos, gyro, retracts, lights, or stabilization equipment are suitable for the ESC’s BEC output and that the total servo load is within a safe range.\n\u003c\/p\u003e\n\n\u003cdiv class=\"cnhl-product-table-wrap\"\u003e\n\u003ctable class=\"cnhl-product-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eBEC Detail\u003c\/th\u003e\n\u003cth\u003ePractical Meaning\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e5V Output\u003c\/td\u003e\n\u003ctd\u003eDesigned for standard receiver and servo systems that operate at 5V.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e5A BEC Current\u003c\/td\u003e\n\u003ctd\u003eProvides receiver-side current support for suitable aircraft, but should still be matched to actual servo demand.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSwitch-Mode Design\u003c\/td\u003e\n\u003ctd\u003eMore efficient than a simple linear BEC and better suited for this power class.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBuilt-In Layout\u003c\/td\u003e\n\u003ctd\u003eHelps simplify installation because receiver power can come from the ESC instead of a separate external BEC.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2 style=\"font-size: 15px; font-weight: bold; margin: 14px 0; color: #000;\"\u003eDEO Technology for Better Efficiency and Throttle Feel\u003c\/h2\u003e\n\n\u003cp\u003e\nHobbywing’s \u003cstrong\u003eDEO Technology\u003c\/strong\u003e, or Driving Efficiency Optimization, is designed to improve throttle response and driving efficiency while helping reduce ESC temperature. For RC aircraft, this can help the motor feel smoother and the ESC run more efficiently under normal flight loads.\n\u003c\/p\u003e\n\n\u003cp\u003e\nA more efficient ESC does not replace proper cooling, current testing, or correct propeller selection, but it can make the power system feel more stable and refined. This is especially useful in aircraft where throttle transitions and sustained current draw both matter.\n\u003c\/p\u003e\n\n\u003cdiv class=\"cnhl-product-image\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0633\/0617\/0582\/files\/003_faefe7e4-f051-4f58-a758-288b9e0668aa.png\" alt=\"Hobbywing SkyWalker V2 DEO technology and active freewheeling for smoother throttle and lower ESC temperature\"\u003e\n\u003c\/div\u003e\n\n\u003ch2 style=\"font-size: 15px; font-weight: bold; margin: 14px 0; color: #000;\"\u003eReverse Brake for Shorter Landing Rollout\u003c\/h2\u003e\n\n\u003cp\u003e\nThe SkyWalker V2 platform supports normal brake and reverse brake modes. Reverse brake can help reduce aircraft landing distance when the model, motor, propeller, transmitter channel setup, and pilot procedure are suitable for reverse brake operation.\n\u003c\/p\u003e\n\n\u003cp\u003e\nThis feature is especially useful for pilots flying from shorter runways, paved strips, or tighter fields. Brake behavior should always be tested carefully on the ground before flight, and the reverse brake signal wire should be configured according to the aircraft setup and manual instructions.\n\u003c\/p\u003e\n\n\u003cdiv class=\"cnhl-product-image\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0633\/0617\/0582\/files\/004_6bf6a35a-93b8-4e3e-a3cd-e8914469c8eb.png\" alt=\"Hobbywing SkyWalker V2 reverse brake mode for shorter RC aircraft landing rollout\"\u003e\n\u003c\/div\u003e\n\n\u003ch2 style=\"font-size: 15px; font-weight: bold; margin: 14px 0; color: #000;\"\u003eSearch Mode Helps Locate the Aircraft\u003c\/h2\u003e\n\n\u003cp\u003e\nSearch Mode helps pilots find an aircraft after it lands in a visually difficult environment. When enabled, the ESC can drive the motor to emit alarm beeps after the aircraft has been inactive for the set time. This can make recovery easier after an off-runway landing in grass, brush, or uneven terrain.\n\u003c\/p\u003e\n\n\u003cp\u003e\nFor pilots flying at club fields, rural strips, open fields, or areas with tall vegetation, Search Mode is a practical feature that can save time after an unexpected landing.\n\u003c\/p\u003e\n\n\u003cdiv class=\"cnhl-product-image\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0633\/0617\/0582\/files\/005_2ca81115-14f8-46f2-a6c6-de456703e941.png\" alt=\"Hobbywing SkyWalker V2 search mode alarm beeps help locate lost RC aircraft\"\u003e\n\u003c\/div\u003e\n\n\u003ch2 style=\"font-size: 15px; font-weight: bold; margin: 14px 0; color: #000;\"\u003eProgrammable Parameters\u003c\/h2\u003e\n\n\u003cp\u003e\nThe SkyWalker 50A 4S V2 uses a separate programming cable for connection to a compatible Hobbywing LED Program Box. It can also be programmed through the transmitter. This gives pilots the ability to adjust important aircraft ESC settings based on motor choice, aircraft type, brake behavior, and flight style.\n\u003c\/p\u003e\n\n\u003cdiv class=\"cnhl-product-table-wrap\"\u003e\n\u003ctable class=\"cnhl-product-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eProgrammable Item\u003c\/th\u003e\n\u003cth\u003eAvailable Setting Direction\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake Type\u003c\/td\u003e\n\u003ctd\u003eDisabled, normal, reverse, or linear reverse depending on aircraft needs.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake Force\u003c\/td\u003e\n\u003ctd\u003eLow, medium, or high.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Cutoff Type\u003c\/td\u003e\n\u003ctd\u003eSoft or hard cutoff behavior.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLiPo Cells\u003c\/td\u003e\n\u003ctd\u003eAuto calculation or manual cell selection for supported 3-4S setups.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCutoff Voltage\u003c\/td\u003e\n\u003ctd\u003eDisabled, low, medium, or high.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStart-up Mode\u003c\/td\u003e\n\u003ctd\u003eNormal, soft, or very soft.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTiming\u003c\/td\u003e\n\u003ctd\u003eLow, medium, or high depending on motor requirements.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eActive Freewheeling\u003c\/td\u003e\n\u003ctd\u003eOn or off.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSearch Mode\u003c\/td\u003e\n\u003ctd\u003eOff, 5 minutes, 10 minutes, or 15 minutes.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\nFactory settings are a safe starting point for many aircraft, but final setup should be adjusted according to the motor, propeller or EDF load, battery, cooling, and pilot preference.\n\u003c\/p\u003e\n\n\u003cdiv class=\"cnhl-product-image\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0633\/0617\/0582\/files\/007_87cfa71e-3fc2-4ed7-b1d9-7fec8c272f4c.png\" alt=\"Hobbywing SkyWalker V2 programmable ESC items for standard aircraft ESCs\"\u003e\n\u003c\/div\u003e\n\n\u003ch2 style=\"font-size: 15px; font-weight: bold; margin: 14px 0; color: #000;\"\u003eSkyWalker 50A 4S V2 vs 50A-6S Plus V2\u003c\/h2\u003e\n\n\u003cp\u003e\nThe standard SkyWalker 50A 4S V2 and the SkyWalker 50A-6S Plus V2 serve different aircraft power systems. The regular 50A 4S version is lighter and built for 3-4S LiPo setups. The 50A-6S Plus version is the better choice when your aircraft requires 5S or 6S LiPo support.\n\u003c\/p\u003e\n\n\u003cdiv class=\"cnhl-product-table-wrap\"\u003e\n\u003ctable class=\"cnhl-product-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eBest Reason to Choose It\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSkyWalker 50A 4S V2\u003c\/td\u003e\n\u003ctd\u003eChoose this model when your aircraft uses 3-4S LiPo and you want a compact, lightweight 50A ESC with built-in 5V \/ 5A BEC.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSkyWalker 50A-6S Plus V2\u003c\/td\u003e\n\u003ctd\u003eChoose this model when you need 3-6S LiPo support in a compact 50A aircraft ESC with a built-in 5V \/ 6A UBEC.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSkyWalker 60A V2\u003c\/td\u003e\n\u003ctd\u003eChoose this model when your aircraft needs more current headroom and 3-6S support.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSkyWalker 80A V2\u003c\/td\u003e\n\u003ctd\u003eChoose this model when your aircraft needs stronger 3-6S current capability while staying in the standard SkyWalker V2 platform.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2 style=\"font-size: 15px; font-weight: bold; margin: 14px 0; color: #000;\"\u003eBattery and Connector Planning\u003c\/h2\u003e\n\n\u003cp\u003e\nThis ESC supports \u003cstrong\u003e3-4S LiPo\u003c\/strong\u003e. Do not choose a 5S or 6S pack for this ESC. For broader aircraft battery options, browse \u003ca style=\"color: #E60073; text-decoration: underline;\" href=\"https:\/\/chinahobbyline.com\/collections\/cnhl-airplane-batteries\"\u003eRC Airplane Batteries\u003c\/a\u003e. If your aircraft requires 6S power, compare packs in the \u003ca style=\"color: #E60073; text-decoration: underline;\" href=\"https:\/\/chinahobbyline.com\/collections\/6s-lipo-for-airplanes\"\u003e6S LiPo for Airplanes\u003c\/a\u003e collection and choose a 6S-rated ESC instead.\n\u003c\/p\u003e\n\n\u003cp\u003e\nIf your aircraft is an EDF jet, the \u003ca style=\"color: #E60073; text-decoration: underline;\" href=\"https:\/\/chinahobbyline.com\/collections\/lipo-battery-for-edf-jet\"\u003eLiPo Batteries for EDF Jets\u003c\/a\u003e collection is useful for comparing high-discharge packs, but always make sure the ESC voltage and current rating match the final EDF setup.\n\u003c\/p\u003e\n\n\u003cp\u003e\nConnector choice should match the expected current level and installation space. A 50A aircraft ESC still needs reliable connectors, proper wire gauge, and clean solder joints, especially when used near the upper end of its current rating.\n\u003c\/p\u003e\n\n\u003ch2 style=\"font-size: 15px; font-weight: bold; margin: 14px 0; color: #000;\"\u003eESC Calibration and Start-up Notes\u003c\/h2\u003e\n\n\u003cp\u003e\nWhen installing a new SkyWalker ESC or changing transmitters, throttle range calibration should be completed before normal use. The ESC needs to recognize the transmitter’s high and low throttle positions so arming, throttle response, and safety behavior work correctly.\n\u003c\/p\u003e\n\n\u003cp\u003e\nDuring normal start-up, the ESC uses audible tones to indicate power-on status, LiPo cell count, and arming status. If the ESC does not arm normally, check throttle position, transmitter settings, receiver signal, battery voltage, BEC output, receiver connection, and wiring before attempting to run the motor.\n\u003c\/p\u003e\n\n\u003cp\u003e\nBecause this ESC includes a built-in BEC, receiver power can come from the ESC. Confirm all receiver-side electronics are suitable for the ESC’s 5V BEC output before connecting servos and accessories.\n\u003c\/p\u003e\n\n\u003ch2 style=\"font-size: 15px; font-weight: bold; margin: 14px 0; color: #000;\"\u003eProtection Functions for Aircraft Use\u003c\/h2\u003e\n\n\u003cp\u003e\nAircraft power systems place serious demand on the ESC, battery, motor, connectors, wiring, and receiver-side power system. The SkyWalker 50A 4S V2 includes multiple protection functions designed to help protect the system during abnormal operating conditions.\n\u003c\/p\u003e\n\n\u003cp\u003e\nThese protections do not replace proper setup, cooling, current testing, or safe battery selection, but they add an important safety layer for aircraft where voltage, current, temperature, and signal quality need to be managed carefully.\n\u003c\/p\u003e\n\n\u003cdiv class=\"cnhl-product-table-wrap\"\u003e\n\u003ctable class=\"cnhl-product-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eProtection\u003c\/th\u003e\n\u003cth\u003eWhat It Helps Prevent\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eStart-up Protection\u003c\/td\u003e\n\u003ctd\u003eHelps protect the motor and ESC if start-up is unstable or the propeller is blocked.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAbnormal Input Voltage Protection\u003c\/td\u003e\n\u003ctd\u003eHelps protect the ESC when the battery voltage is outside the expected operating range.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLow-Voltage Cutoff\u003c\/td\u003e\n\u003ctd\u003eHelps protect LiPo packs by reducing or cutting power when voltage drops too low.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eESC Thermal Protection\u003c\/td\u003e\n\u003ctd\u003eHelps reduce damage risk if the ESC becomes too hot during operation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCapacitor Thermal Protection\u003c\/td\u003e\n\u003ctd\u003eHelps protect the ESC’s capacitor system under excessive heat conditions.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThrottle Signal Loss Protection\u003c\/td\u003e\n\u003ctd\u003eHelps protect the model if the ESC loses a valid throttle signal.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOver-Current \/ Overload Protection\u003c\/td\u003e\n\u003ctd\u003eHelps protect the ESC when load suddenly increases beyond a safe level.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"cnhl-product-image\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0633\/0617\/0582\/files\/006_5b4c898f-1e8c-42a7-8598-bb788c498744.png\" alt=\"Hobbywing SkyWalker V2 multiple protections for input voltage low voltage ESC temperature overload and throttle signal loss\"\u003e\n\u003c\/div\u003e\n\n\u003ch2 style=\"font-size: 15px; font-weight: bold; margin: 14px 0; color: #000;\"\u003eOfficial Brochure and User Manual\u003c\/h2\u003e\n\n\u003cp\u003e\nFor pilots who want to review Hobbywing’s original SkyWalker V2 documentation before installation, the official brochure and user manual references are available below. These documents are useful for checking SkyWalker V2 features, specifications, wiring, throttle calibration, programming, warning tones, and protection behavior.\n\u003c\/p\u003e\n\n\u003cdiv class=\"cnhl-product-table-wrap\"\u003e\n\u003ctable class=\"cnhl-product-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eDocument\u003c\/th\u003e\n\u003cth\u003eDownload\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSkyWalker V2 Series Leaflet\u003c\/td\u003e\n\u003ctd\u003e\u003ca style=\"color: #E60073; text-decoration: underline;\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0633\/0617\/0582\/files\/SKYWALKER_V2_Leafiet_ENs.pdf\" target=\"_blank\" rel=\"noopener\"\u003eView SkyWalker V2 Leaflet\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSkyWalker V2 User Manual Reference\u003c\/td\u003e\n\u003ctd\u003e\u003ca style=\"color: #E60073; text-decoration: underline;\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0633\/0617\/0582\/files\/manual_Skywalker_20A_30A_mini_V2.pdf\" target=\"_blank\" rel=\"noopener\"\u003eView SkyWalker V2 User Manual Reference\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2 style=\"font-size: 15px; font-weight: bold; margin: 14px 0; color: #000;\"\u003eRecommended Collection Paths\u003c\/h2\u003e\n\n\u003cdiv class=\"cnhl-product-table-wrap\"\u003e\n\u003ctable class=\"cnhl-product-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eNeed\u003c\/th\u003e\n\u003cth\u003eRecommended Collection\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMore Hobbywing ESC options\u003c\/td\u003e\n\u003ctd\u003e\u003ca style=\"color: #E60073; text-decoration: underline;\" href=\"https:\/\/chinahobbyline.com\/collections\/hobbywing-escs\"\u003eHobbywing ESCs\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAircraft ESC selection\u003c\/td\u003e\n\u003ctd\u003e\u003ca style=\"color: #E60073; text-decoration: underline;\" href=\"https:\/\/chinahobbyline.com\/collections\/hobbywing-rc-airplane-escs\"\u003eHobbywing RC Airplane ESCs\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSkyWalker series comparison\u003c\/td\u003e\n\u003ctd\u003e\u003ca style=\"color: #E60073; text-decoration: underline;\" href=\"https:\/\/chinahobbyline.com\/collections\/hobbywing-skywalker-escs\"\u003eHobbywing SkyWalker ESCs\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrushless ESCs\u003c\/td\u003e\n\u003ctd\u003e\u003ca style=\"color: #E60073; text-decoration: underline;\" href=\"https:\/\/chinahobbyline.com\/collections\/brushless-escs\"\u003eBrushless ESCs\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eESCs with built-in BEC\u003c\/td\u003e\n\u003ctd\u003e\u003ca style=\"color: #E60073; text-decoration: underline;\" href=\"https:\/\/chinahobbyline.com\/collections\/esc-with-bec\"\u003eESCs with BEC\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAircraft LiPo batteries\u003c\/td\u003e\n\u003ctd\u003e\u003ca style=\"color: #E60073; text-decoration: underline;\" href=\"https:\/\/chinahobbyline.com\/collections\/cnhl-airplane-batteries\"\u003eRC Airplane Batteries\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e6S aircraft batteries\u003c\/td\u003e\n\u003ctd\u003e\u003ca style=\"color: #E60073; text-decoration: underline;\" href=\"https:\/\/chinahobbyline.com\/collections\/6s-lipo-for-airplanes\"\u003e6S LiPo for Airplanes\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEDF jet batteries\u003c\/td\u003e\n\u003ctd\u003e\u003ca style=\"color: #E60073; text-decoration: underline;\" href=\"https:\/\/chinahobbyline.com\/collections\/lipo-battery-for-edf-jet\"\u003eLiPo Batteries for EDF Jets\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eESC setup tools\u003c\/td\u003e\n\u003ctd\u003e\u003ca style=\"color: #E60073; text-decoration: underline;\" href=\"https:\/\/chinahobbyline.com\/collections\/esc-programmers-accessories\"\u003eESC Programmers \u0026amp; Accessories\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLiPo chargers\u003c\/td\u003e\n\u003ctd\u003e\u003ca style=\"color: #E60073; text-decoration: underline;\" href=\"https:\/\/chinahobbyline.com\/collections\/lipo-battery-chargers\"\u003eLiPo Battery Chargers\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOfficial SkyWalker V2 leaflet\u003c\/td\u003e\n\u003ctd\u003e\u003ca style=\"color: #E60073; text-decoration: underline;\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0633\/0617\/0582\/files\/SKYWALKER_V2_Leafiet_ENs.pdf\" target=\"_blank\" rel=\"noopener\"\u003eSkyWalker V2 Leaflet\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2 style=\"font-size: 15px; font-weight: bold; margin: 14px 0; color: #000;\"\u003eFAQ\u003c\/h2\u003e\n\n\u003ch3 style=\"font-size: 14px; font-weight: bold; margin: 12px 0 6px; color: #000;\"\u003eDoes the Hobbywing SkyWalker 50A 4S V2 have a built-in BEC?\u003c\/h3\u003e\n\u003cp\u003e\nYes. The SkyWalker 50A 4S V2 includes a built-in 5V \/ 5A switch-mode BEC for receiver and servo power.\n\u003c\/p\u003e\n\n\u003ch3 style=\"font-size: 14px; font-weight: bold; margin: 12px 0 6px; color: #000;\"\u003eWhat battery range does this ESC support?\u003c\/h3\u003e\n\u003cp\u003e\nThe SkyWalker 50A 4S V2 supports 3-4S LiPo. It is not designed for 5S or 6S batteries.\n\u003c\/p\u003e\n\n\u003ch3 style=\"font-size: 14px; font-weight: bold; margin: 12px 0 6px; color: #000;\"\u003eIs the SkyWalker 50A 4S V2 the same as the 50A-6S Plus V2?\u003c\/h3\u003e\n\u003cp\u003e\nNo. The standard 50A 4S V2 supports 3-4S LiPo and uses a 5V \/ 5A BEC. The 50A-6S Plus V2 supports 3-6S LiPo and uses a 5V \/ 6A UBEC.\n\u003c\/p\u003e\n\n\u003ch3 style=\"font-size: 14px; font-weight: bold; margin: 12px 0 6px; color: #000;\"\u003eCan I use a 6S LiPo battery with this ESC?\u003c\/h3\u003e\n\u003cp\u003e\nNo. Do not use this ESC with 6S batteries. For 6S aircraft setups, choose the SkyWalker 50A-6S Plus V2, SkyWalker 60A V2, or another ESC rated for 6S operation.\n\u003c\/p\u003e\n\n\u003ch3 style=\"font-size: 14px; font-weight: bold; margin: 12px 0 6px; color: #000;\"\u003eShould I choose the SkyWalker 50A 4S V2 or 50A-6S Plus V2?\u003c\/h3\u003e\n\u003cp\u003e\nChoose the 50A 4S V2 for 3-4S aircraft setups where lower weight and compact size are preferred. Choose the 50A-6S Plus V2 if your aircraft requires 5S or 6S LiPo support.\n\u003c\/p\u003e\n\n\u003ch3 style=\"font-size: 14px; font-weight: bold; margin: 12px 0 6px; color: #000;\"\u003eWhat is DEO Technology on this ESC?\u003c\/h3\u003e\n\u003cp\u003e\nDEO stands for Driving Efficiency Optimization. It is designed to improve throttle response and driving efficiency while helping reduce ESC temperature.\n\u003c\/p\u003e\n\n\u003ch3 style=\"font-size: 14px; font-weight: bold; margin: 12px 0 6px; color: #000;\"\u003eWhat does Search Mode do?\u003c\/h3\u003e\n\u003cp\u003e\nSearch Mode allows the ESC to make the motor emit alarm beeps, helping pilots locate an aircraft after landing in grass, brush, or visually difficult recovery areas.\n\u003c\/p\u003e\n\n\u003ch3 style=\"font-size: 14px; font-weight: bold; margin: 12px 0 6px; color: #000;\"\u003eCan this ESC run a brushed motor?\u003c\/h3\u003e\n\u003cp\u003e\nNo. The SkyWalker 50A 4S V2 is a brushless ESC designed for brushless motors. A brushed motor requires a brushed ESC.\n\u003c\/p\u003e\n\n\u003ch3 style=\"font-size: 14px; font-weight: bold; margin: 12px 0 6px; color: #000;\"\u003eIs this the right ESC for RC cars or boats?\u003c\/h3\u003e\n\u003cp\u003e\nThis model is positioned as an aircraft ESC. For surface vehicles or marine setups, compare dedicated Hobbywing RC car ESCs or SeaKing boat ESCs instead.\n\u003c\/p\u003e\n\n\u003ch2 style=\"font-size: 15px; font-weight: bold; margin: 14px 0; color: #000;\"\u003eInstallation Notice\u003c\/h2\u003e\n\n\u003cp\u003e\nAircraft ESC installation should be handled carefully. Confirm polarity, connector rating, solder quality, motor direction, cooling airflow, LiPo cell count, throttle calibration, BEC load, receiver connection, and programming settings before operation. Do not exceed the ESC current or voltage rating, and do not use this ESC with batteries above 4S.\n\u003c\/p\u003e\n","brand":"Hobbywing","offers":[{"title":"Global","offer_id":48319388319958,"sku":"SKYWALKER-50A-4S-V2 GL","price":18.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0633\/0617\/0582\/files\/SW_50A_V2_2048x_1fd4dc38-d70a-48ca-952a-d85434926924.webp?v=1781519778","url":"https:\/\/chinahobbyline.com\/fi\/products\/hobbywing-skywalker-50a-4s-v2-esc","provider":"ChinaHobbyLine","version":"1.0","type":"link"}