{"product_id":"kpower-p0300-servo","title":"Kpower P0300 Servo Motor (Digital), Plastic Gear, PWM\/TTL\/RS-485, 4.8–8.4V for Robot Joints \u0026 RC Models","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eKpower P0300 is a servo motor designed for compact robotic actuation and RC-style control. It is labeled as a “digital servo” and uses a DC brushed motor with a potentiometer position sensor, plastic gear train, and a 3-wire servo interface. Control protocol support is listed as PWM | TTL | RS-485, with a working frequency of 50 ~ 333 Hz (promotional material also mentions compatibility to 50–300 Hz high-frequency signals).\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePlastic gear, plastic case\u003c\/li\u003e\n\u003cli\u003eDC brushed motor; position sensor: potentiometer\u003c\/li\u003e\n\u003cli\u003eProtocols listed: PWM | TTL | RS-485 (some promotional material also shows PWM\/TTL\/RS-485\/CAN)\u003c\/li\u003e\n\u003cli\u003eTravel angle range: 120° (customizable); promotional material also lists 0~360° (120°\/180°\/270°)\u003c\/li\u003e\n\u003cli\u003eBall bearing: 2BB\u003c\/li\u003e\n\u003cli\u003eServo plug wire types shown: JR, FUTABA\u003c\/li\u003e\n\u003cli\u003e3-pin wiring color code: Brown = GND, Red = Vcc, Orange = Signal\u003c\/li\u003e\n\u003cli\u003e“Low-noise plastic gear” (promotional graphic shows “60 dB” and “30”)\u003c\/li\u003e\n\u003cli\u003eServo horn styles shown: Flat, Cross, Round, Star, Single\u003c\/li\u003e\n\u003cli\u003eMarks shown on promotional material: ISO, CE, RoHS, EN71\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse:collapse; width:100%;\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eStall Torque\u003c\/td\u003e\n\u003ctd\u003e3.6 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Torque\u003c\/td\u003e\n\u003ctd\u003e0.9 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTorque (promotional specs)\u003c\/td\u003e\n\u003ctd\u003e3.2 kg.cm @ 4.8V; 3.6 kg.cm @ 6.0V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNo-load Speed\u003c\/td\u003e\n\u003ctd\u003e0.13 s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpeed (promotional specs)\u003c\/td\u003e\n\u003ctd\u003e0.15 sec\/60° @ 4.8V; 0.13 sec\/60° @ 6.0V; also shown as 0.13s\/60°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e30 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimension\u003c\/td\u003e\n\u003ctd\u003e40.7 × 20 × 38 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSize (promotional graphic)\u003c\/td\u003e\n\u003ctd\u003e40 × 20 × 43 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTravel Angle Range\u003c\/td\u003e\n\u003ctd\u003e120° (Customizable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage\u003c\/td\u003e\n\u003ctd\u003e4.8 ~ 8.4 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHorn Gear Spline\u003c\/td\u003e\n\u003ctd\u003e25T φ5.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGear Material\u003c\/td\u003e\n\u003ctd\u003ePlastic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCase Material\u003c\/td\u003e\n\u003ctd\u003ePlastic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor\u003c\/td\u003e\n\u003ctd\u003eDC Brushed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePosition Sensor\u003c\/td\u003e\n\u003ctd\u003ePotentiometer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtocol\u003c\/td\u003e\n\u003ctd\u003ePWM | TTL | RS-485\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWorking Frequency\u003c\/td\u003e\n\u003ctd\u003e50 ~ 333 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNo-load Current\u003c\/td\u003e\n\u003ctd\u003e4000 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e-10 ~ 50°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIP Rating\u003c\/td\u003e\n\u003ctd\u003eIP42\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHumanoid robots, quadruped robots, robotic arms, exoskeletons\u003c\/li\u003e\n\u003cli\u003eAGV vehicles, ARU robots\u003c\/li\u003e\n\u003cli\u003eRobot joints, education robot kits, industrial equipment, RC models\u003c\/li\u003e\n\u003cli\u003eAdditional application examples shown: UAV drone, micro robot, steam education, smart home, fixed-wing drone, luggage electronic lock, robot toys, grass cutter robot, smart camera, intelligent medical devices\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-P0300-Drawing.pdf?v=1781073757\" rel=\"noopener\" target=\"_blank\"\u003eKpower-P0300-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 P0300 servo motor with cross horn; promo card lists PWM\/TTL\/RS-485 options and certifications icons\" loading=\"lazy\" src=\"https:\/\/robotdoo.com\/cdn\/shop\/files\/Kpower-P0300-Servo-Motor.jpg?v=1782199382\"\u003e\u003cp\u003eCompact Kpower P0300 servo motor for robotic joints and RC-style control, with multiple interface options listed by the manufacturer.\u003c\/p\u003e\n\u003cimg alt=\"Kpower P0300 digital servo motor side view with cross horn, black plastic case and 3-wire lead\" loading=\"lazy\" src=\"https:\/\/robotdoo.com\/cdn\/shop\/files\/Kpower-P0300-Servo-Motor_2e04eb2e-b4a7-4fe1-9dbe-c550bc02ef07.jpg?v=1782199390\"\u003e\u003cp\u003eA lightweight plastic-cased servo designed for education robots, RC models, and compact actuation projects.\u003c\/p\u003e\n\u003cimg alt=\"P Series servo graphic highlighting low-noise plastic gears, lightweight body design, and standard PWM servo signal\" loading=\"lazy\" src=\"https:\/\/robotdoo.com\/cdn\/shop\/files\/Kpower-P0300-Servo-Motor_3c742bea-0dab-4c9f-b97c-cb6dd4750973.jpg?v=1782199398\"\u003e\u003cimg alt=\"Kpower P0300 size and quick specs table: 40×20×43 mm, 3.6 kg·cm torque, 0.13 s\/60°, PWM\/TTL\/RS-485, 30 g\" loading=\"lazy\" src=\"https:\/\/robotdoo.com\/cdn\/shop\/files\/Kpower-P0300-Servo-Motor_35ce27c4-dbda-418f-8e87-203321de0759.jpg?v=1782199405\"\u003e\u003cp\u003eKey dimensions and core specs are summarized for quick fit checks in tight builds.\u003c\/p\u003e\n\u003cimg alt=\"P0300 plastic gear digital servo specs sheet listing torque at 4.8V\/6.0V, speed, size 40.7×20×38 mm, and applications\" loading=\"lazy\" src=\"https:\/\/robotdoo.com\/cdn\/shop\/files\/Kpower-P0300-Servo-Motor_8af7b1fe-343d-4399-a94b-933bf94c240a.jpg?v=1782199412\"\u003e\u003cp\u003eManufacturer-listed torque\/speed ratings and typical use cases help match the servo to your project requirements.\u003c\/p\u003e\n\u003cimg alt=\"Servo selection chart listing rotation angle, speed, operating voltage ranges, and control protocol types alongside motor examples\" loading=\"lazy\" src=\"https:\/\/robotdoo.com\/cdn\/shop\/files\/Kpower-P0300-Servo-Motor_e8b0aae6-ae8e-427c-9ade-5b03ba5ae8f1.jpg?v=1782199419\"\u003e\u003cp\u003eChoose rotation range, voltage, and control method based on load and responsiveness targets.\u003c\/p\u003e\n\u003cimg alt=\"Servo horn styles lineup: flat, cross, round, star, and single-arm options\" loading=\"lazy\" src=\"https:\/\/robotdoo.com\/cdn\/shop\/files\/Kpower-P0300-Servo-Motor_94fe6375-1499-4682-b5f3-f5a75c320d4c.jpg?v=1782199425\"\u003e\u003cp\u003eMultiple horn styles make it easier to adapt the output spline to linkages, wheels, and brackets.\u003c\/p\u003e\n\u003cimg alt=\"PWM servo pulse width chart showing 0.5–2.5 ms mapping to angles and note about 50–300 Hz high-frequency compatibility\" loading=\"lazy\" src=\"https:\/\/robotdoo.com\/cdn\/shop\/files\/Kpower-P0300-Servo-Motor_f4cc6841-7852-4570-b7bc-5347f96d5609.jpg?v=1782199432\"\u003e\u003cp\u003eStandard PWM pulse width control is supported, with high-frequency signal compatibility noted in the manufacturer material.\u003c\/p\u003e\n\u003cimg alt=\"Custom servo motor infographic describing customization options for appearance, torque, protocols, wiring, and reliability features\" loading=\"lazy\" src=\"https:\/\/robotdoo.com\/cdn\/shop\/files\/Kpower-P0300-Servo-Motor_23cbbdad-c652-4f42-9b81-3c120525acb6.jpg?v=1782199440\"\u003e\u003cimg alt=\"Stall torque vs speed\/current graph with guidance to use one-quarter of stall torque as rated torque (example chart)\" loading=\"lazy\" src=\"https:\/\/robotdoo.com\/cdn\/shop\/files\/Kpower-P0300-Servo-Motor_e787fa63-797b-40c2-b95b-379e782c2a70.jpg?v=1782199447\"\u003e\u003cimg alt=\"3-wire servo connector pinout with color code: brown GND, red Vcc, orange signal\" loading=\"lazy\" src=\"https:\/\/robotdoo.com\/cdn\/shop\/files\/Kpower-P0300-Servo-Motor_724a7489-3113-4782-9fec-c6fd84e9ee0d.jpg?v=1782199454\"\u003e\u003cp\u003eSimple 3-wire wiring: ground (brown), power (red), and control signal (orange).\u003c\/p\u003e\n\u003cimg alt=\"Exploded view of servo motor parts labeling horn, housing, gears, motor, potentiometer, bearings, PCB, and seals\" loading=\"lazy\" src=\"https:\/\/robotdoo.com\/cdn\/shop\/files\/Kpower-P0300-Servo-Motor_821c84e4-0762-4540-85cc-cb13e8adf8af.jpg?v=1782199461\"\u003e\u003cp\u003eInternal component layout covers gears, motor, position sensor, bearings, and housing parts.\u003c\/p\u003e\n\u003cimg alt=\"Cross-industry drive solution collage showing applications like smart home, industrial automation, robot joints, UAV drone, logistics\" loading=\"lazy\" src=\"https:\/\/robotdoo.com\/cdn\/shop\/files\/Kpower-P0300-Servo-Motor_9e382f7f-4b28-4c0e-8ab8-cb5ca075f4ca.jpg?v=1782199468\"\u003e\u003cimg alt=\"Product-oriented ODM service process timeline from needs and evaluation through design, sampling, mold making, and mass production\" loading=\"lazy\" src=\"https:\/\/robotdoo.com\/cdn\/shop\/files\/Kpower-P0300-Servo-Motor_94e4e930-8e37-46b9-af93-153acc9574b1.jpg?v=1782199475\"\u003e\n\u003c\/div\u003e","brand":"Kpower","offers":[{"title":"P0300","offer_id":47910195429606,"sku":"Kpower_P0300_c63a51-1","price":35.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/0954\/0326\/files\/Kpower-P0300-Servo-Motor-Digital-Plastic-Gear.jpg?v=1782199634","url":"https:\/\/robotdoo.com\/products\/kpower-p0300-servo","provider":"RobotDoo","version":"1.0","type":"link"}