{"product_id":"kpower-hbl835-servo-motor","title":"Kpower HBL835 Brushless Digital Servo, 15.6 kg·cm at 7.4 V, for Robot Arms and RC Cars","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThe \u003ca class=\"product-context-link\" href=\"https:\/\/rcdrone.top\/collections\/kpower-servo\/\" style=\"font-weight:600;text-decoration:underline;text-decoration-thickness:1.5px;text-underline-offset:0.15em;\"\u003eKpower\u003c\/a\u003e HBL835 is a brushless \u003ca class=\"product-context-link\" href=\"https:\/\/rcdrone.top\/collections\/digital-servos\/\" style=\"font-weight:600;text-decoration:underline;text-decoration-thickness:1.5px;text-underline-offset:0.15em;\"\u003edigital servo\u003c\/a\u003e for desktop robot arms, \u003ca class=\"product-context-link\" href=\"https:\/\/rcdrone.top\/collections\/rc-car\/\" style=\"font-weight:600;text-decoration:underline;text-decoration-thickness:1.5px;text-underline-offset:0.15em;\"\u003eRC car\u003c\/a\u003e models and positioning mechanisms. Its aluminum-alloy case and metal gears combine with a compact 40 × 20 × 38 mm footprint and 66 g weight. Torque is specified at 13.8 kg·cm at 6.0 V and 15.6 kg·cm at 7.4 V, with corresponding speeds of 0.12 and 0.10 s\/60°.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eBrushless digital servo with an aluminum-alloy case.\u003c\/li\u003e\n\u003cli\u003eHigh-precision metal gears and two ball bearings (2BB).\u003c\/li\u003e\n\u003cli\u003ePotentiometer position sensing.\u003c\/li\u003e\n\u003cli\u003e25T output spline with a 5.9 mm diameter.\u003c\/li\u003e\n\u003cli\u003e120° travel range, with customization stated for the travel angle.\u003c\/li\u003e\n\u003cli\u003eHBL835 version; classified as a high-torque model.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ch3\u003eVoltage-Specific Performance\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eAt 6.0 V\u003c\/th\u003e\n\u003cth\u003eAt 7.4 V\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eTorque\u003c\/td\u003e\n\u003ctd\u003e13.8 kg·cm\u003c\/td\u003e\n\u003ctd\u003e15.6 kg·cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpeed\u003c\/td\u003e\n\u003ctd\u003e0.12 s\/60°\u003c\/td\u003e\n\u003ctd\u003e0.10 s\/60°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eMechanical and Electrical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand \/ model\u003c\/td\u003e\n\u003ctd\u003eKpower HBL835\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eServo type\u003c\/td\u003e\n\u003ctd\u003eBrushless digital servo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal torque, voltage unspecified\u003c\/td\u003e\n\u003ctd\u003e15 kg·cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated torque\u003c\/td\u003e\n\u003ctd\u003e3.5 kg; lever-arm unit unspecified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNo-load speed, voltage unspecified\u003c\/td\u003e\n\u003ctd\u003e0.10 s\/60°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e66 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e40 × 20 × 38 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, Ø5.9 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGear material\u003c\/td\u003e\n\u003ctd\u003eMetal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor\u003c\/td\u003e\n\u003ctd\u003eBrushless\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eListed protocols\u003c\/td\u003e\n\u003ctd\u003ePWM, TTL and RS-485; interface implementation for the offered configuration is unspecified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNo-load current\u003c\/td\u003e\n\u003ctd\u003e4100 mA\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\u003eCase material\u003c\/td\u003e\n\u003ctd\u003eAluminum alloy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBall bearings\u003c\/td\u003e\n\u003ctd\u003e2BB\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\u003eOperating temperature\u003c\/td\u003e\n\u003ctd\u003e−10 to 50 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIngress protection rating\u003c\/td\u003e\n\u003ctd\u003eIP42\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDesktop robot arms and STEAM education:\u003c\/strong\u003e build compact positioning mechanisms using the 120° travel range and 40 × 20 × 38 mm body.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1\/5-scale RC car models:\u003c\/strong\u003e actuate control linkages using the metal gear train and voltage-specific torque and speed ratings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustrial valves and automation:\u003c\/strong\u003e drive limited-angle positioning mechanisms with potentiometer feedback and a 25T output spline.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmart bidets:\u003c\/strong\u003e position mechanical elements using the compact \u003ca class=\"product-context-link\" href=\"https:\/\/rcdrone.top\/collections\/brushless-servos\/\" style=\"font-weight:600;text-decoration:underline;text-decoration-thickness:1.5px;text-underline-offset:0.15em;\"\u003ebrushless servo\u003c\/a\u003e assembly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUAV projects:\u003c\/strong\u003e actuate positioning mechanisms where the 66 g weight and specified operating range suit the design.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnderwater robot projects:\u003c\/strong\u003e use the compact servo in appropriately protected \u003ca class=\"product-context-link\" href=\"https:\/\/rcdrone.top\/collections\/servo-actuators\/\" style=\"font-weight:600;text-decoration:underline;text-decoration-thickness:1.5px;text-underline-offset:0.15em;\"\u003eactuator\u003c\/a\u003e assemblies. The servo is rated IP42, not for direct immersion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMedical equipment and endoscope development:\u003c\/strong\u003e use the compact body and limited-angle motion for mechanical positioning tasks within an engineered device design.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eDocuments\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/kpower-hbl-835-servo-motor-drawing.pdf?v=1792401089\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eKpower HBL835 Drawing — Drawing (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/kpower-dmc-026-servo-motor-product-manual-3.pdf?v=1792378938\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eKpower Servo 3 — Manual (PDF) — DMC-026 filename\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/hexfellow-hexmotor-4342-p-motor-ocservo-ocs-351-can-drawing.pdf?v=1790605115\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eOCServo OCS 351CAN Drawing — Ocservo Ocs 351 Can Drawing (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eProduct Videos\u003c\/h2\u003e\n\u003ch2\u003eVisual Details\u003c\/h2\u003e\u003ch3\u003eProduct Video\u003c\/h3\u003e\u003cfigure class=\"tophitek-product-video-block\"\u003e\u003cvideo autoplay=\"autoplay\" class=\"tophitek-product-video\" controls=\"controls\" loop=\"loop\" muted=\"\" playsinline=\"\" src=\"https:\/\/cdn.shopify.com\/videos\/c\/o\/v\/95b3569fa05a401793210349efbc54ce.mp4\" style=\"display:block;width:auto;max-width:100%;height:auto;margin:0 auto\"\u003eYour browser does not support the video tag.\u003c\/video\u003e\u003c\/figure\u003e\u003cfigure class=\"tophitek-product-video-block\"\u003e\u003cvideo autoplay=\"autoplay\" class=\"tophitek-product-video\" controls=\"controls\" loop=\"loop\" muted=\"\" playsinline=\"\" src=\"https:\/\/cdn.shopify.com\/videos\/c\/o\/v\/e4c3767e6f9e49b3a27e5ca3f05f9bac.mp4\" style=\"display:block;width:auto;max-width:100%;height:auto;margin:0 auto\"\u003eYour browser does not support the video tag.\u003c\/video\u003e\u003c\/figure\u003e\n\u003ch3\u003eFeatures and Design\u003c\/h3\u003e\n\u003cfigure class=\"wp-block-image size-full\"\u003e\u003cimg alt=\"Kpower HBL835 servo rendering beside general servo customization choices\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/kpower-hbl835-brushless-digital-servo-fe8641b614.webp?v=1792401359\"\u003e\u003cfigcaption\u003eThe HBL835 is labelled as a brushless digital servo.\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003cfigure class=\"wp-block-image size-full\"\u003e\u003cimg alt=\"HBL-series feature panel with brushless motor and metal gear illustrations\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/kpower-hbl835-brushless-digital-servo-8293d94fd6.webp?v=1792401364\"\u003e\u003cfigcaption\u003eThe HBL series is described as using a high-torque brushless motor. The HBL series is described as using high-precision metal gears.\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003cfigure class=\"wp-block-image size-full\"\u003e\u003cimg alt=\"Servo development graphic with housing, shaft, gear and connector examples\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/kpower-hbl835-brushless-digital-servo-6bb6b2eede.webp?v=1792401389\"\u003e\u003cfigcaption\u003eCustom servo development graphic with housing, shaft, gear and connector examples\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003ch3\u003eSpecifications and Performance\u003c\/h3\u003e\n\u003cfigure class=\"wp-block-image size-full\"\u003e\u003cimg alt=\"HBL830, HBL833, HBL835, HBL836 and HBL838 specification comparison\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/kpower-hbl835-brushless-digital-servo-9b16058c26.webp?v=1792401368\"\u003e\u003cfigcaption\u003eThe comparison table lists dimensions of 40 × 20 × 38 mm for HBL830, HBL833, HBL835, HBL836 and HBL838. The comparison table lists a weight of 66 g for HBL830, HBL833, HBL835, HBL836 and HBL838.\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003cfigure class=\"wp-block-image size-full\"\u003e\u003cimg alt=\"Opened HBL835 servo with exposed gears and voltage-specific torque and speed specifications\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/kpower-hbl835-brushless-digital-servo-1c34203e65.webp?v=1792401372\"\u003e\u003cfigcaption\u003eHBL835 torque is specified as 13.8 kg.cm at 6.0 V. HBL835 torque is specified as 15.6 kg.cm at 7.4 V.\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003cfigure class=\"wp-block-image size-full\"\u003e\u003cimg alt=\"General servo selection reference covering angle, speed, voltage and dead band\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/kpower-hbl835-brushless-digital-servo-8f846ca84a.webp?v=1792401376\"\u003e\u003cfigcaption\u003eGeneral servo selection panel covering rotation, speed, voltage and dead band beside assorted motors\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003ch3\u003eAdditional Product Details\u003c\/h3\u003e\n\u003cfigure class=\"wp-block-image size-full\"\u003e\u003cimg alt=\"Flat, cross, round, star and single-arm servo horn shapes\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/kpower-hbl835-brushless-digital-servo-1db7f85fa9.webp?v=1792401380\"\u003e\u003cfigcaption\u003eFive labelled servo horn shapes: flat, cross, round, star and single arm\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003cfigure class=\"wp-block-image size-full\"\u003e\u003cimg alt=\"Generic ODM workflow from needs assessment and design to tooling and production\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/kpower-hbl835-brushless-digital-servo-7b9c334761.webp?v=1792401410\"\u003e\u003cfigcaption\u003eODM development workflow from needs assessment and product design to tooling and mass production\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003ch3\u003eSetup and Use\u003c\/h3\u003e\n\u003cfigure class=\"wp-block-image size-full\"\u003e\u003cimg alt=\"General pulse-width diagram relating servo input pulses to shaft angles\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/kpower-hbl835-brushless-digital-servo-63899531e7.webp?v=1792401385\"\u003e\u003cfigcaption\u003eServo pulse-width diagram relating five input pulse widths to output shaft angles\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003cfigure class=\"wp-block-image size-full\"\u003e\u003cimg alt=\"CLS88WP torque, speed and current chart at 7.4 V with duty regions\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/kpower-hbl835-brushless-digital-servo-ee36172936.webp?v=1792401393\"\u003e\u003cfigcaption\u003eCLS88WP torque, speed and current chart at 7.4 V with operating-duty guidance\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003cfigure class=\"wp-block-image size-full\"\u003e\u003cimg alt=\"Exploded servo anatomy and general component-selection checklist\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/kpower-hbl835-brushless-digital-servo-df65133ad6.webp?v=1792401401\"\u003e\u003cfigcaption\u003eExploded servo anatomy with labelled components and a general servo-selection checklist\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003ch3\u003eInterfaces and Connections\u003c\/h3\u003e\n\u003cfigure class=\"wp-block-image size-full\"\u003e\u003cimg alt=\"Generic three-wire servo diagram with brown ground, red power and orange signal\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/kpower-hbl835-brushless-digital-servo-9d8f791875.webp?v=1792401397\"\u003e\u003cfigcaption\u003eThree-wire servo connector diagram with brown ground, red power and orange signal leads\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003ch3\u003eApplication Examples\u003c\/h3\u003e\n\u003cfigure class=\"wp-block-image size-full\"\u003e\u003cimg alt=\"Kpower brand application grid for robotics, automation, RC models and other industries\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/kpower-hbl835-brushless-digital-servo-3e541f0c10.webp?v=1792401406\"\u003e\u003cfigcaption\u003eKpower application grid covering robotics, automation, RC models, drones and other industries\u003c\/figcaption\u003e\u003c\/figure\u003e","brand":"Kpower","offers":[{"title":"HBL835","offer_id":67820163760352,"sku":"KPO-DE9B86B9","price":151.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0643\/3210\/3904\/files\/kpower-hbl835-servo-motor-exposed-s-2d83cce4bb-01.webp?v=1792401052","url":"https:\/\/rcdrone.top\/products\/kpower-hbl835-servo-motor","provider":"RCDrone","version":"1.0","type":"link"}