{"product_id":"kpower-p0043-servo","title":"Kpower WK-P0043 (P0043) 4.3g Micro Servo Motor, Coreless PWM, 0.9kg.cm @6V for Robotics\/RC","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eKpower WK-P0043 (P0043) is a 4.3 g micro \u003cstrong\u003eservo motor\u003c\/strong\u003e designed for compact RC and robotics mechanisms where low mass and fast response are required. It uses a coreless motor, POM plastic gears, and a potentiometer position sensor, and supports PWM control (additional control types are also listed in the product materials).\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eUltra-light micro servo: 4.3 g; compact size for tight installations\u003c\/li\u003e\n\u003cli\u003eCoreless motor with plastic (POM) gear train\u003c\/li\u003e\n\u003cli\u003eFast response speed listed: 0.07 sec\/60° (at 6.0 V); 0.08 sec\/60° (at 4.8 V)\u003c\/li\u003e\n\u003cli\u003eTravel angle: 120° (customizable); horn spline: 20T, φ3.6 mm\u003c\/li\u003e\n\u003cli\u003eDual ball bearing \/ 2BB (listed)\u003c\/li\u003e\n\u003cli\u003eEnvironmental ratings listed: IP42; operating temperature -10 to 50°C\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;\"\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel \/ Label\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWK-P0043 (P0043)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStall Torque\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.8 kg.cm @ 4.8 V; 0.9 kg.cm @ 6.0 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStall Torque (provided table)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.9 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated Torque (provided table)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.2 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNo-load Speed (provided table)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.07 s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNo-load Speed\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.08 sec\/60° @ 4.8 V; 0.07 sec\/60° @ 6.0 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4.8 to 8.4 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWorking Frequency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e50 to 333 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTravel Angle Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e120°±5 (customizable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProtocol (provided table)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePWM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProtocol (listed)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePWM \/ TTL \/ RS-485\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePulse Lengths\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e900 to 2100 us\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDead Band\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6 us\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePosition Sensor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePotentiometer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMotor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCoreless motor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eGear Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePOM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCase Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePlastic \/ Plastics\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBall Bearing\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2BB \/ dual ball bearing (listed)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHorn Gear Spline\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20T, φ3.6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWire Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e190 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4.3 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e19.8 × 8.2 × 24.3 mm (0.78\" × 0.32\" × 0.96\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCurrent\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e500 mA (listed as Stall Current in product materials; listed as No-load Current in provided table)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-10 to 50°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIP Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIP42\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003eFor pre-sales selection help or customization questions (such as travel angle, wire length, or control type), contact the store customer service team.\u003c\/p\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHumanoid robots, robotic arms, exoskeletons, quadruped robots\u003c\/li\u003e\n\u003cli\u003eAGV vehicles, ARU robots\u003c\/li\u003e\n\u003cli\u003eRC models, R\/C airplane models, hand-launch gliders\u003c\/li\u003e\n\u003cli\u003eSmall drones\u003c\/li\u003e\n\u003cli\u003eMicro robots, multi-legged bionic robots, micro toys\u003c\/li\u003e\n\u003cli\u003eSmart door locks, smart wearable devices\u003c\/li\u003e\n\u003cli\u003eSTEAM car kits\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eManuals\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0673\/6848\/5000\/files\/Kpower-P0043-Drawing.pdf?v=1781067900\" rel=\"noopener\" target=\"_blank\"\u003eKpower-P0043-Drawing.pdf\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0673\/6848\/5000\/files\/Kpower_Servo_Product_Manual-3.pdf?v=1781066839\" rel=\"noopener\" target=\"_blank\"\u003eKpower_Servo_Product_Manual.pdf\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2 id=\"details\"\u003eDetails\u003c\/h2\u003e\u003cdiv class=\"details-gallery\"\u003e\n\u003cimg alt=\"Kpower WK-P0043 (P0043) 4.3g micro servo motor, compact case with mounting tabs and output spline\" loading=\"lazy\" src=\"https:\/\/robotdoo.com\/cdn\/shop\/files\/Kpower-P0043-Servo-Motor.jpg?v=1782196572\"\u003e\u003cp\u003eWK-P0043 (P0043) is an ultra-light 4.3 g micro servo built for tight RC and robotics installations where fast response matters.\u003c\/p\u003e\n\u003cimg alt=\"Ultra-light 4.3g micro servo size comparison held between fingers, WK-P0043 label visible\" loading=\"lazy\" src=\"https:\/\/robotdoo.com\/cdn\/shop\/files\/Kpower-P0043-Servo-Motor_ee932830-6b5c-404b-84df-1a6343a8a240.jpg?v=1782196581\"\u003e\u003cp\u003eAt only 4.3 g, the small footprint helps reduce payload weight in micro mechanisms and compact airframes.\u003c\/p\u003e\n\u003cimg alt=\"P0043 servo specifications graphic with torque, speed, voltage range, 190 mm wire, and included horns\/screws\" loading=\"lazy\" src=\"https:\/\/robotdoo.com\/cdn\/shop\/files\/Kpower-P0043-Servo-Motor_cf473c8a-0ced-4e99-9b31-196c2d3360a7.jpg?v=1782196588\"\u003e\u003cp\u003eKey specs and included accessories are summarized for quick selection during prototyping and integration.\u003c\/p\u003e\n\u003cimg alt=\"Sub-micro coreless servo promotional image highlighting 0.07 sec\/60° response and compact geartrain\" loading=\"lazy\" src=\"https:\/\/robotdoo.com\/cdn\/shop\/files\/Kpower-P0043-Servo-Motor_796f4e84-3589-4a57-823f-eb25e5594ebc.jpg?v=1782196597\"\u003e\u003cp\u003eCoreless motor design targets quick, precise movement for responsive control in RC models.\u003c\/p\u003e\n\u003cimg alt=\"P series servo feature graphic: low-noise plastic gear, lightweight body design, and standard PWM control\" loading=\"lazy\" src=\"https:\/\/robotdoo.com\/cdn\/shop\/files\/Kpower-P0043-Servo-Motor_4f2bf716-fa0a-44c1-a1c1-d62330f25a19.jpg?v=1782196605\"\u003e\u003cp\u003eStandard PWM control keeps it compatible with common receivers and controllers, while the plastic gear train supports quiet operation.\u003c\/p\u003e\n\u003cimg alt=\"Comparison table of P series micro servos (P0025, P0037, P0043) listing torque, speed, weight, and dimensions\" loading=\"lazy\" src=\"https:\/\/robotdoo.com\/cdn\/shop\/files\/Kpower-P0043-Servo-Motor_360756ff-cd13-4f7b-8a2b-d42d9d0eba92.jpg?v=1782196613\"\u003e\u003cp\u003eUse the P-series comparison to choose the best balance of weight and dimensions for your build.\u003c\/p\u003e\n\u003cimg alt=\"Kpower WK-P0043 micro servo with accessory horns and screws, plus basic torque\/speed pulse-width notes\" loading=\"lazy\" src=\"https:\/\/robotdoo.com\/cdn\/shop\/files\/Kpower-P0043-Servo-Motor_e690e40f-28f9-40a1-80dd-bf5ab84604ed.jpg?v=1782196620\"\u003e\u003cp\u003eHardware and horn options are included to match different linkage layouts and mounting needs.\u003c\/p\u003e\n\u003cimg alt=\"Analog coreless motor servo graphic noting energy efficient motor, fast response, smooth plastic gear, small aircraft use\" loading=\"lazy\" src=\"https:\/\/robotdoo.com\/cdn\/shop\/files\/Kpower-P0043-Servo-Motor_57c90db8-ce94-4dab-af62-068776d6c4ef.jpg?v=1782196628\"\u003e\u003cp\u003eDesigned for smooth control in small aircraft and drone projects where stable movement is important.\u003c\/p\u003e\n\u003cimg alt=\"P0043 4.3g ultra-light micro servo with application icons for bionic robots, hand-launch gliders, smart locks, drones\" loading=\"lazy\" src=\"https:\/\/robotdoo.com\/cdn\/shop\/files\/Kpower-P0043-Servo-Motor_0c68d735-da56-47d8-9d2b-f48a0a6c6911.jpg?v=1782196636\"\u003e\u003cp\u003eTypical use cases range from micro robots and gliders to compact smart-device mechanisms.\u003c\/p\u003e\n\u003cimg alt=\"P0043 applications collage for RC airplane models, off-road RC cars, small drones, and STEAM car kits\" loading=\"lazy\" src=\"https:\/\/robotdoo.com\/cdn\/shop\/files\/Kpower-P0043-Servo-Motor_7b385e5b-85ff-489b-adcc-235270d04ed4.jpg?v=1782196644\"\u003e\u003cp\u003eA flexible choice for hobby RC vehicles, lightweight drones, and classroom STEAM builds.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Kpower","offers":[{"title":"P0043","offer_id":47910297501926,"sku":"Kpower_P0043_b052ed-1","price":35.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/0954\/0326\/files\/Kpower-WK-P0043-P0043-43g-Micro-Servo-Motor-Coreless.jpg?v=1782196797","url":"https:\/\/robotdoo.com\/products\/kpower-p0043-servo","provider":"RobotDoo","version":"1.0","type":"link"}