{"title":"Futaba RC Servos","description":"\u003cp\u003eShop Futaba RC servos featuring dependable digital control, precision construction and high-performance options for a variety of RC applications. Explore high-voltage, coreless, brushless, mini and low-profile Futaba servos.\u003c\/p\u003e","products":[{"product_id":"futaba-bls173sv-s-bus2-brushless-w-attached-lead","title":"Futaba BLS173SV S.BUS2 High-Voltage Mini Brushless Air Servo w\/ Attached Lead (01102172-1)","description":"\u003ch2\u003eFutaba BLS173SV S.BUS2 High-Voltage Mini Brushless Air Servo\u003c\/h2\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eFutaba BLS173SV\u003c\/strong\u003e is a compact, high-voltage brushless servo designed for RC airplane applications requiring fast response, dependable holding power, and a smaller installation footprint. It delivers up to \u003cstrong\u003e105.6 oz-in. (7.6 kgf-cm)\u003c\/strong\u003e of torque with a transit speed of \u003cstrong\u003e0.10 sec\/60°\u003c\/strong\u003e at 7.4 volts.\u003c\/p\u003e\n\n\u003cp\u003eThe BLS173SV features Futaba S.BUS2 compatibility, a durable brushless motor, metal intermediate gears, an aluminum final gear, and an attached servo lead. Its slim 0.59 in. (15 mm) width makes it especially useful for applications where a standard-size servo is too large.\u003c\/p\u003e\n\n\u003cdiv style=\"background-color: #fff7ed; border-left: 5px solid #ea580c; padding: 12px; margin: 15px 0;\"\u003e\n    \u003cstrong\u003eLimited Availability:\u003c\/strong\u003e Futaba has discontinued the BLS173SV. Remaining inventory is available only while supplies last.\n\u003c\/div\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eHigh-Voltage Operation:\u003c\/strong\u003e Operates from 6.0 to 7.4 volts DC.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eBrushless Motor:\u003c\/strong\u003e Provides fast response, smooth operation, and extended service life.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eS.BUS2 Compatible:\u003c\/strong\u003e Supports Futaba S.BUS and S.BUS2 installations while also providing conventional receiver operation.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eFast Performance:\u003c\/strong\u003e Transit speed of 0.10 sec\/60° at 7.4 volts.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eCompact Airplane Servo:\u003c\/strong\u003e Mini\/slim dimensions accommodate installations with limited space.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eDurable Geartrain:\u003c\/strong\u003e Metal second- through fourth-stage gears with an aluminum final gear.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eAttached Lead:\u003c\/strong\u003e Permanently attached servo lead eliminates the need for a separate removable connection cable.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cdiv style=\"margin-top: 20px;\"\u003e\n    \u003cdetails style=\"border: 1px solid #ccc; padding: 10px; border-radius: 5px;\" open\u003e\n        \u003csummary\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/summary\u003e\n\n        \u003cdiv style=\"padding-top: 15px;\"\u003e\n            \u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 0.9em;\"\u003e\n                \u003ctbody\u003e\n                    \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eApplication:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003eRC airplanes\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eServo Size:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003eMini\/slim\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eMotor Type:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003eBrushless\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eControl System:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003eDigital, S.BUS and S.BUS2 compatible\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eOperating Voltage:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e6.0–7.4 V DC\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eTorque at 6.6 V:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e94.5 oz-in. (6.8 kgf-cm)\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eTorque at 7.4 V:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e105.6 oz-in. (7.6 kgf-cm)\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eSpeed at 6.6 V:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e0.11 sec\/60°\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eSpeed at 7.4 V:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e0.10 sec\/60°\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eGeartrain:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003eMetal second- through fourth-stage gears with aluminum final gear\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eDimensions:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e1.30 × 0.59 × 1.07 in. (33.0 × 15.0 × 27.1 mm)\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e0.99 oz. (28 g)\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eManufacturer Part Number:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e01102172-1\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                \u003c\/tbody\u003e\n            \u003c\/table\u003e\n        \u003c\/div\u003e\n    \u003c\/details\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003ePackage Includes\u003c\/h3\u003e\n\n\u003cul\u003e\n    \u003cli\u003e1 × Futaba BLS173SV mini brushless airplane servo\u003c\/li\u003e\n    \u003cli\u003eAttached servo lead\u003c\/li\u003e\n    \u003cli\u003eServo horn and mounting hardware\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cdiv style=\"background-color: #fff7ed; border-left: 5px solid #ea580c; padding: 12px; margin: 15px 0;\"\u003e\n    \u003cstrong\u003ePower Notice:\u003c\/strong\u003e Use only a regulated receiver power source within the specified 6.0–7.4 V operating range. Futaba specifically states not to operate this servo using a dry-cell battery holder.\n\u003c\/div\u003e\n\n\u003cdiv style=\"background-color: #f0f7ff; padding: 12px; border-left: 5px solid #007ace; margin-top: 20px;\"\u003e\n    \u003cp style=\"margin: 0; font-size: 0.95em;\"\u003e\u003cstrong\u003eThe Gator RC Advantage:\u003c\/strong\u003e We stock genuine Futaba products along with compatible receivers, servo arms, extensions, and installation accessories. Orders ship from our Illinois warehouse.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Futaba","offers":[{"title":"Default Title","offer_id":46988787482846,"sku":"01102172-1","price":149.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/1436\/6686\/files\/bls173sv.jpg?v=1749064854"},{"product_id":"futaba-bls571sv-brushless-s-bus2-programmable-high-voltage-low-profile-servo","title":"Futaba BLS571SV S.BUS2 High-Voltage Low-Profile Brushless Surface Servo (01102261-3)","description":"\u003ch2\u003eFutaba BLS571SV S.BUS2 High-Voltage Low-Profile Brushless Surface Servo\u003c\/h2\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eFutaba BLS571SV\u003c\/strong\u003e is a high-performance, low-profile surface servo engineered for competition RC cars and other installations where mounting height is limited. Its brushless motor, metal gear train, high-voltage capability, and fast response make it an excellent choice for demanding steering applications.\u003c\/p\u003e\n\n\u003cp\u003eThe BLS571SV supports Futaba S.BUS and S.BUS2 programming and is compatible with Futaba SR Mode when used with an appropriate SR-compatible surface radio system. At 7.4 volts, it delivers up to 152.8 oz-in of torque with a transit speed of 0.08 second per 60 degrees.\u003c\/p\u003e\n\n\u003cdiv style=\"background-color: #fff7ed; border-left: 5px solid #ea580c; padding: 12px; margin: 15px 0;\"\u003e\n    \u003cstrong\u003eDiscontinued—Limited Availability:\u003c\/strong\u003e Futaba has discontinued production of the BLS571SV. Any remaining inventory is available only while supplies last.\n\u003c\/div\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eLow-Profile Surface Design:\u003c\/strong\u003e Compact height is ideal for competition cars and space-restricted chassis installations.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eBrushless Motor:\u003c\/strong\u003e Provides efficient operation, responsive control, and extended service life.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eHigh-Voltage Operation:\u003c\/strong\u003e Rated for operation at 6.0–7.4 volts, with an operating range of 4.0–8.4 volts.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eS.BUS and S.BUS2 Programmable:\u003c\/strong\u003e Compatible parameters can be adjusted through supported Futaba programming equipment or transmitters.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eSR Mode Compatible:\u003c\/strong\u003e Supports Futaba's high-response SR Mode when paired with compatible Futaba surface transmitters and receivers.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eMetal Gear Train:\u003c\/strong\u003e Features metal intermediate gears and a hardened aluminum final gear.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eFast, Powerful Performance:\u003c\/strong\u003e Produces up to 152.8 oz-in of torque with a 0.08-second transit time at 7.4 volts.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cdiv style=\"margin-top: 20px;\"\u003e\n    \u003cdetails style=\"border: 1px solid #ccc; padding: 10px; border-radius: 5px;\" open=\"\"\u003e\n        \u003csummary\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/summary\u003e\n        \u003cdiv style=\"padding-top: 15px;\"\u003e\n            \u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 0.9em;\"\u003e\n                \u003ctbody\u003e\n                    \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eManufacturer Part Number:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e01102261-3\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eApplication:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003eRC surface vehicles\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eMotor Type:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003eBrushless\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eCommunication:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003ePWM, S.BUS, and S.BUS2\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eRated Voltage:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e6.0–7.4V DC\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eOperating Voltage:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e4.0–8.4V DC\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eSpeed at 6.0V:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e0.10 sec\/60°\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eSpeed at 7.4V:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e0.08 sec\/60°\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eTorque at 6.0V:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e130.6 oz-in (9.4 kgf-cm)\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eTorque at 7.4V:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e152.8 oz-in (11.0 kgf-cm)\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eDimensions:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e1.59 × 0.79 × 1.00 in. (40.5 × 20.0 × 25.4 mm)\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e1.45 oz. (41 g)\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                \u003c\/tbody\u003e\n            \u003c\/table\u003e\n        \u003c\/div\u003e\n    \u003c\/details\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"background-color: #fff7ed; border-left: 5px solid #ea580c; padding: 12px; margin: 15px 0;\"\u003e\n    \u003cstrong\u003ePower Notice:\u003c\/strong\u003e Use a properly regulated power source and confirm that every connected receiver and accessory supports the selected voltage. Futaba specifies that dry-cell batteries must not be used with this servo.\n\u003c\/div\u003e\n\n\u003cdiv style=\"background-color: #f8fafc; padding: 12px; border-left: 5px solid #1e293b; margin: 15px 0;\"\u003e\n    \u003cstrong\u003eSR Mode Compatibility:\u003c\/strong\u003e SR Mode requires a compatible Futaba SR Mode transmitter and receiver. Follow Futaba's setup instructions before enabling SR Mode. Do not use SR Mode with unsupported equipment.\n\u003c\/div\u003e\n\n\u003ch3\u003ePackage Includes\u003c\/h3\u003e\n\u003cul\u003e\n    \u003cli\u003e1 × Futaba BLS571SV Low-Profile Brushless Surface Servo\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eServo horns, mounting hardware, and accessories should be listed only after confirming the contents of your physical package.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003chr style=\"margin: 20px 0;\"\u003e\n\n\u003cdiv style=\"background-color: #f0f7ff; padding: 12px; border-left: 5px solid #007ace;\"\u003e\n    \u003cp style=\"margin: 0; font-size: 0.95em;\"\u003e\u003cstrong\u003eThe Gator RC Advantage:\u003c\/strong\u003e We stock genuine Futaba radio equipment, servos, receivers, and installation accessories. Orders ship quickly from our Illinois warehouse.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Futaba","offers":[{"title":"Default Title","offer_id":46988816777438,"sku":"01102261-3","price":189.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/1436\/6686\/files\/bls571sv_1.jpg?v=1749067747"},{"product_id":"futaba-s-a400-s-bus2-coreless-digital-airplane-servo","title":"Futaba S-A400 S.BUS2 High-Voltage Low-Profile Airplane Servo (01102403-3)","description":"\u003ch2\u003eFutaba S-A400 S.BUS2 High-Voltage Low-Profile Airplane Servo\u003c\/h2\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eFutaba S-A400\u003c\/strong\u003e is a high-voltage, low-profile digital airplane servo designed for installations where reduced servo height is required. Its coreless motor, metal gear train, dual-bearing support, and fast response make it well suited for ailerons and other aircraft control surfaces.\u003c\/p\u003e\n\n\u003cp\u003eThe S-A400 supports conventional PWM operation along with Futaba S.BUS and S.BUS2 systems. Compatible operating parameters can be programmed using supported Futaba transmitters or programming equipment. At 7.4 volts, the servo delivers 111.1 oz-in (8.0 kgf-cm) of of torque with a transit speed of 0.08 second per 60 degrees.\u003c\/p\u003e\n\n\u003cdiv style=\"background-color: #f0f7ff; border-left: 5px solid #007ace; padding: 12px; margin: 15px 0;\"\u003e\n    \u003cstrong\u003eLow-Profile Airplane Design:\u003c\/strong\u003e At only 1.00 in. (25.4 mm) tall, the S-A400 is ideal for wings and other aircraft locations with limited installation depth.\n\u003c\/div\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eLow-Profile Construction:\u003c\/strong\u003e Reduced case height makes the servo particularly useful for wing-mounted control surfaces.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eCoreless Motor:\u003c\/strong\u003e Provides responsive digital control and smooth servo operation.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eHigh-Voltage Compatible:\u003c\/strong\u003e Rated for 6.0–7.4V power systems, with an operating range of 4.0–8.4V.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eS.BUS and S.BUS2 Programmable:\u003c\/strong\u003e Compatible parameters can be adjusted using supported Futaba equipment.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eMetal Gear Train:\u003c\/strong\u003e Features metal second-through-fourth-stage gears and an aluminum final gear.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eDual-Bearing Support:\u003c\/strong\u003e Bearing-supported output construction promotes smooth and consistent operation.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eFast Response:\u003c\/strong\u003e Reaches a transit speed of 0.08 sec\/60° at 7.4 volts.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eLightweight Design:\u003c\/strong\u003e Weighs only 1.62 oz. (46 g).\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cdiv style=\"background-color: #f8fafc; padding: 12px; border-left: 5px solid #1e293b; margin: 15px 0;\"\u003e\n    \u003ch3 style=\"color: #1e293b; margin: 0 0 8px 0; font-size: 1.1em;\"\u003eRecommended Applications\u003c\/h3\u003e\n    \u003cul style=\"margin: 0; padding-left: 20px;\"\u003e\n        \u003cli\u003eAirplane ailerons and wing-mounted control surfaces\u003c\/li\u003e\n        \u003cli\u003ePattern and precision aerobatic aircraft\u003c\/li\u003e\n        \u003cli\u003eScale and sport aircraft requiring a low-profile servo\u003c\/li\u003e\n        \u003cli\u003eSpace-restricted airplane servo installations\u003c\/li\u003e\n    \u003c\/ul\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"margin-top: 20px;\"\u003e\n    \u003cdetails style=\"border: 1px solid #ccc; padding: 10px; border-radius: 5px;\" open=\"\"\u003e\n        \u003csummary\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/summary\u003e\n        \u003cdiv style=\"padding-top: 15px;\"\u003e\n            \u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 0.9em;\"\u003e\n                \u003ctbody\u003e\n                    \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eManufacturer Part Number:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e01102403-3\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eApplication:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003eRC airplanes\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eServo Type:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003eLow-profile digital airplane servo\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eMotor Type:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003eCoreless\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eCommunication:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003ePWM, S.BUS, and S.BUS2\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eRated Voltage:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e6.0–7.4V DC\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eOperating Voltage:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e4.0–8.4V DC\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eSpeed at 6.6V:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e0.09 sec\/60°\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eSpeed at 7.4V:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e0.08 sec\/60°\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eTorque at 6.6V:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e100.0 oz-in (7.2 kgf-cm)\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eTorque at 7.4V:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e111.1 oz-in (8.0 kgf-cm)\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eGear Material:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003eMetal intermediate gears with aluminum final gear\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eOutput Shaft:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e6 mm Futaba spline\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eDimensions:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e1.59 × 0.79 × 1.00 in. (40.5 × 20.0 × 25.4 mm)\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e1.62 oz. (46 g)\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                \u003c\/tbody\u003e\n            \u003c\/table\u003e\n        \u003c\/div\u003e\n    \u003c\/details\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"background-color: #fff7ed; border-left: 5px solid #ea580c; padding: 12px; margin: 15px 0;\"\u003e\n    \u003cstrong\u003ePower Notice:\u003c\/strong\u003e Do not use dry-cell batteries to power this servo. Use a properly regulated receiver and servo power system, and confirm that every connected receiver, servo, and accessory supports the selected voltage.\n\u003c\/div\u003e\n\n\u003cdiv style=\"background-color: #f8fafc; padding: 12px; border-left: 5px solid #1e293b; margin: 15px 0;\"\u003e\n    \u003cstrong\u003eProgramming Information:\u003c\/strong\u003e S.BUS programming requires compatible Futaba equipment. Programming interfaces and other accessories are sold separately.\n\u003c\/div\u003e\n\n\u003ch3\u003ePackage Includes\u003c\/h3\u003e\n\u003cul\u003e\n    \u003cli\u003e1 × Futaba S-A400 Low-Profile Digital Airplane Servo\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eConfirm the servo horn and mounting hardware included in your physical package before adding those accessories to the package contents.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003chr style=\"margin: 20px 0;\"\u003e\n\n\u003cdiv style=\"background-color: #f0f7ff; padding: 12px; border-left: 5px solid #007ace;\"\u003e\n    \u003cp style=\"margin: 0; font-size: 0.95em;\"\u003e\u003cstrong\u003eThe Gator RC Advantage:\u003c\/strong\u003e We stock genuine Futaba servos, receivers, radio systems, and installation accessories. Orders ship quickly from our Illinois warehouse.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Futaba","offers":[{"title":"Default Title","offer_id":46988955189470,"sku":"01102403-3","price":159.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/1436\/6686\/files\/a400.png?v=1749082516"},{"product_id":"futaba-s-a501-s-bus2-coreless-digital-airplane-servo","title":"Futaba S-A501 S.BUS2 High-Voltage Coreless 30cc Airplane Servo (01102383-3)","description":"\u003ch2\u003eFutaba S-A501 S.BUS2 High-Voltage Coreless 30cc Airplane Servo\u003c\/h2\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eFutaba S-A501\u003c\/strong\u003e is a high-voltage digital airplane servo developed for approximately 30cc-class RC aircraft. Its powerful coreless motor, metal gear train, aluminum center case, and bearing-supported output provide the strength and consistent control needed for sport, scale, and aerobatic airplanes.\u003c\/p\u003e\n\n\u003cp\u003eThe S-A501 supports conventional PWM operation along with Futaba S.BUS and S.BUS2 systems. Compatible servo parameters can be programmed using supported Futaba transmitters or programming equipment. At 7.4 volts, it produces 233.4 oz-in (16.8 kgf-cm) of torque with a transit speed of 0.11 second per 60 degrees.\u003c\/p\u003e\n\n\u003cdiv style=\"background-color: #f0f7ff; border-left: 5px solid #007ace; padding: 12px; margin: 15px 0;\"\u003e\n    \u003cstrong\u003eDesigned for 30cc-Class Airplanes:\u003c\/strong\u003e Futaba developed the S-A501 for approximately 30cc aircraft requiring more torque and durability than a basic standard airplane servo.\n\u003c\/div\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003e30cc Airplane Application:\u003c\/strong\u003e Designed for sport, scale, and aerobatic airplanes in approximately the 30cc class.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eCoreless Motor:\u003c\/strong\u003e Provides smooth digital response with strong torque and precise control.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eHigh-Voltage Compatible:\u003c\/strong\u003e Rated for 6.0–7.4V operation, with an operating range of 4.8–8.4V.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eS.BUS and S.BUS2 Programmable:\u003c\/strong\u003e Compatible parameters can be adjusted using supported Futaba equipment.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eMetal Gear Train:\u003c\/strong\u003e Features metal second- and third-stage gears with an aluminum final gear.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eAluminum Center Case:\u003c\/strong\u003e The aluminum middle section adds strength and helps transfer heat away from the motor and electronics.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eBearing-Supported Output:\u003c\/strong\u003e Provides smooth operation and additional support under control-surface loads.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eHigh-Torque Performance:\u003c\/strong\u003e Produces up to 233.4 oz-in (16.8 kgf-cm) of torque at 7.4 volts.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cdiv style=\"background-color: #f8fafc; padding: 12px; border-left: 5px solid #1e293b; margin: 15px 0;\"\u003e\n    \u003ch3 style=\"color: #1e293b; margin: 0 0 8px 0; font-size: 1.1em;\"\u003eRecommended Applications\u003c\/h3\u003e\n    \u003cul style=\"margin: 0; padding-left: 20px;\"\u003e\n        \u003cli\u003eApproximately 30cc sport airplanes\u003c\/li\u003e\n        \u003cli\u003eScale and warbird aircraft\u003c\/li\u003e\n        \u003cli\u003ePrecision aerobatic models\u003c\/li\u003e\n        \u003cli\u003eAirplanes requiring a high-voltage, high-torque standard-size servo\u003c\/li\u003e\n    \u003c\/ul\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"margin-top: 20px;\"\u003e\n    \u003cdetails style=\"border: 1px solid #ccc; padding: 10px; border-radius: 5px;\" open=\"\"\u003e\n        \u003csummary\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/summary\u003e\n        \u003cdiv style=\"padding-top: 15px;\"\u003e\n            \u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 0.9em;\"\u003e\n                \u003ctbody\u003e\n                    \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eManufacturer Part Number:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e01102383-3\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eApplication:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003eApproximately 30cc-class RC airplanes\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eServo Size:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003eStandard\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eMotor Type:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003eCoreless\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eCommunication:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003ePWM, S.BUS, and S.BUS2\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eRated Voltage:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e6.0–7.4V DC\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eOperating Voltage:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e4.8–8.4V DC\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eSpeed at 6.6V:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e0.12 sec\/60°\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eSpeed at 7.4V:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e0.11 sec\/60°\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eTorque at 6.6V:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e208.3 oz-in (15.0 kgf-cm)\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eTorque at 7.4V:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e233.4 oz-in (16.8 kgf-cm)\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eGear Material:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003eMetal intermediate gears with aluminum final gear\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eCase Construction:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003ePlastic upper and lower case with aluminum center case\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eOutput Shaft:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e6 mm Futaba spline\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eDimensions:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e1.57 × 0.79 × 1.45 in. (40.0 × 20.0 × 36.8 mm)\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                    \u003ctr\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e\u003c\/td\u003e\n                        \u003ctd style=\"padding: 6px;\"\u003e2.20 oz. (62 g)\u003c\/td\u003e\n                    \u003c\/tr\u003e\n                \u003c\/tbody\u003e\n            \u003c\/table\u003e\n        \u003c\/div\u003e\n    \u003c\/details\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"background-color: #fff7ed; border-left: 5px solid #ea580c; padding: 12px; margin: 15px 0;\"\u003e\n    \u003cstrong\u003ePower Notice:\u003c\/strong\u003e Do not use dry-cell batteries to power the S-A501. Use a properly regulated receiver and servo power system, and confirm that every connected component supports the selected voltage.\n\u003c\/div\u003e\n\n\u003cdiv style=\"background-color: #f8fafc; padding: 12px; border-left: 5px solid #1e293b; margin: 15px 0;\"\u003e\n    \u003cstrong\u003eProgramming Information:\u003c\/strong\u003e S.BUS programming requires compatible Futaba equipment. Programming interfaces and other accessories are sold separately.\n\u003c\/div\u003e\n\n\u003ch3\u003ePackage Includes\u003c\/h3\u003e\n\u003cul\u003e\n    \u003cli\u003e1 × Futaba S-A501 Coreless Digital Airplane Servo\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eConfirm the servo horn and mounting hardware included in your physical package before adding those accessories to the package contents.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003chr style=\"margin: 20px 0;\"\u003e\n\n\u003cdiv style=\"background-color: #f0f7ff; padding: 12px; border-left: 5px solid #007ace;\"\u003e\n    \u003cp style=\"margin: 0; font-size: 0.95em;\"\u003e\u003cstrong\u003eThe Gator RC Advantage:\u003c\/strong\u003e We stock genuine Futaba servos, receivers, radio systems, and installation accessories. Orders ship quickly from our Illinois warehouse.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Futaba","offers":[{"title":"Default Title","offer_id":46988955320542,"sku":"01102383-3","price":172.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/1436\/6686\/files\/a501.png?v=1749082540"}],"url":"https:\/\/www.gator-rc.com\/collections\/futaba-servos.oembed","provider":"Gator RC","version":"1.0","type":"link"}