{"product_id":"pololu-jrk-g2-21v3-usb-motor-controller-w-feedback","title":"Pololu Jrk G2 21v3 USB Motor Controller w\/ Feedback","description":"\u003cdiv class=\"product-block-list__item product-block-list__item--description details_product\"\u003e\u003cdiv class=\"card\"\u003e\n\u003cdiv class=\"card__header\"\u003e\r\n\u003ch2 class=\"card__title heading h3\"\u003eDescription\u003c\/h2\u003e\r\n\u003c\/div\u003e\n\u003cdiv class=\"card__section expandable-content desc-view-more\" id=\"main-description\"\u003e\n\u003cdiv class=\"rte text--pull\"\u003e\n\u003cul\u003e\n\u003cli\u003ePololu Jrk G2 21v3 USB Motor Controller w\/ Feedback\u003c\/li\u003e\n\u003cli\u003eSupports multiple control interfaces including USB and I²C\u003c\/li\u003e\n\u003cli\u003eOperates at 4.5 V to 28 V with 2.6 A continuous current\u003c\/li\u003e\n\u003cli\u003eFeatures advanced feedback options and reversed-power protection\u003c\/li\u003e\n\u003cli\u003eUtilizes ultrasonic 20 kHz PWM for quieter function\u003c\/li\u003e\n\u003cli\u003eIncludes configurable parameters and field-upgradeable firmware\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe \u003cstrong\u003ePololu Jrk G2 21v3 USB Motor Controller w\/ Feedback\u003c\/strong\u003e is a compact and versatile module designed for closed-loop speed or position control of a single brushed DC motor. It operates within a voltage range of 4.5 V to 28 V and delivers a continuous output current of 2.6 A, peaking at 5 A without the need for a heat sink. This controller supports various control interfaces, including USB, TTL serial, I²C, analog voltage, and RC, allowing for seamless integration with computers, microcontrollers, and RC systems. The Jrk G2 21v3 features ultrasonic 20 kHz PWM for quieter operation and offers multiple configurable parameters such as PID coefficients, maximum current, and acceleration limits. It includes a 0.1″ breakaway male header strip and two 2-pin 3.5mm terminal blocks for custom installations. The device is equipped with advanced feedback options, reversed-power protection, and field-upgradeable firmware, making it a robust solution for a wide range of motion control applications.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cbutton class=\"expandable-content__toggle\" aria-expanded=\"false\" aria-controls=\"main-description\"\u003e\u003cspan class=\"expandable-content__toggle-icon\"\u003e\u003c\/span\u003e\u003cspan class=\"expandable-content__toggle-text\" data-view-more=\"View more\" data-view-less=\"View less\"\u003eView more\u003c\/span\u003e\u003c\/button\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/div\u003e\u003cdiv class=\"card details_product\"\u003e\n\u003cbutton class=\"card__collapsible-button\" data-action=\"toggle-collapsible\" aria-expanded=\"false\" aria-controls=\"unique-tab-2\"\u003e\r\n\u003cspan class=\"card__title heading h3\"\u003eWhat's Included\u003c\/span\u003e\r\n\u003cspan\u003e\r\n\u003csvg focusable=\"false\" class=\"icon icon--arrow-bottom\" viewbox=\"0 0 12 8\" role=\"presentation\"\u003e\r\n\u003cpath stroke=\"currentColor\" stroke-width=\"2\" d=\"M10 2L6 6 2 2\" fill=\"none\" stroke-linecap=\"square\"\u003e\u003c\/path\u003e\r\n\u003c\/svg\u003e\r\n\u003c\/span\u003e\r\n\u003c\/button\u003e\r\n\u003cdiv id=\"unique-tab-2\" class=\"card__collapsible\"\u003e\r\n\u003cdiv class=\"card__collapsible-content\"\u003e\r\n\u003cdiv class=\"rte text--pull\"\u003e\r\n\u003cul\u003e\n\u003cli\u003e1x Pololu Jrk G2 21v3 USB Motor Controller w\/ Feedback\u003c\/li\u003e\n\u003cli\u003e0.1″ Breakaway male header strip\u003c\/li\u003e\n\u003cli\u003e2x 2-pin 3.5mm terminal block\u003c\/li\u003e\n\u003c\/ul\u003e\n\r\n\u003c\/div\u003e\r\n\u003c\/div\u003e\r\n\u003c\/div\u003e\n\u003c\/div\u003e\u003cdiv class=\"card details_product\"\u003e\n\u003cbutton class=\"card__collapsible-button\" data-action=\"toggle-collapsible\" aria-expanded=\"false\" aria-controls=\"unique-tab-3\"\u003e\r\n\u003cspan class=\"card__title heading h3\"\u003eDimensions\u003c\/span\u003e\r\n\u003cspan\u003e\r\n\u003csvg focusable=\"false\" class=\"icon icon--arrow-bottom\" viewbox=\"0 0 12 8\" role=\"presentation\"\u003e\r\n\u003cpath stroke=\"currentColor\" stroke-width=\"2\" d=\"M10 2L6 6 2 2\" fill=\"none\" stroke-linecap=\"square\"\u003e\u003c\/path\u003e\r\n\u003c\/svg\u003e\r\n\u003c\/span\u003e\r\n\u003c\/button\u003e\r\n\u003cdiv id=\"unique-tab-3\" class=\"card__collapsible\"\u003e\r\n\u003cdiv class=\"card__collapsible-content\"\u003e\r\n\u003cdiv class=\"rte text--pull\"\u003e\r\n\u003cul\u003e\n\u003cli\u003e1.0 x 1.2 inches\u003c\/li\u003e\n\u003c\/ul\u003e\n\r\n\u003c\/div\u003e\r\n\u003c\/div\u003e\r\n\u003c\/div\u003e\n\u003c\/div\u003e\u003cdiv class=\"card details_product\"\u003e\n\u003cbutton class=\"card__collapsible-button\" data-action=\"toggle-collapsible\" aria-expanded=\"false\" aria-controls=\"unique-tab-4\"\u003e\r\n\u003cspan class=\"card__title heading h3\"\u003eLinks\u003c\/span\u003e\r\n\u003cspan\u003e\r\n\u003csvg focusable=\"false\" class=\"icon icon--arrow-bottom\" viewbox=\"0 0 12 8\" role=\"presentation\"\u003e\r\n\u003cpath stroke=\"currentColor\" stroke-width=\"2\" d=\"M10 2L6 6 2 2\" fill=\"none\" stroke-linecap=\"square\"\u003e\u003c\/path\u003e\r\n\u003c\/svg\u003e\r\n\u003c\/span\u003e\r\n\u003c\/button\u003e\r\n\u003cdiv id=\"unique-tab-4\" class=\"card__collapsible\"\u003e\r\n\u003cdiv class=\"card__collapsible-content\"\u003e\r\n\u003cdiv class=\"rte text--pull\"\u003e\r\n\u003cp\u003e\u003cstrong\u003eWebsite\u003c\/strong\u003e\u003c\/p\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/github.com\/pololu\/jrk-g2-arduino\" target=\"_blank\"\u003eJrk G2 21v3 USB Motor Controller with Feedback - Arduino Library\u003c\/a\u003e\u003c\/li\u003e\n\r\n\u003c\/div\u003e\r\n\u003c\/div\u003e\r\n\u003c\/div\u003e\n\u003c\/div\u003e\u003cdiv class=\"card details_product\"\u003e\n\u003cbutton class=\"card__collapsible-button\" data-action=\"toggle-collapsible\" aria-expanded=\"false\" aria-controls=\"unique-tab-5\"\u003e\r\n\u003cspan class=\"card__title heading h3\"\u003eMultimedia\u003c\/span\u003e\r\n\u003cspan\u003e\r\n\u003csvg focusable=\"false\" class=\"icon icon--arrow-bottom\" viewbox=\"0 0 12 8\" role=\"presentation\"\u003e\r\n\u003cpath stroke=\"currentColor\" stroke-width=\"2\" d=\"M10 2L6 6 2 2\" fill=\"none\" stroke-linecap=\"square\"\u003e\u003c\/path\u003e\r\n\u003c\/svg\u003e\r\n\u003c\/span\u003e\r\n\u003c\/button\u003e\r\n\u003cdiv id=\"unique-tab-5\" class=\"card__collapsible\"\u003e\r\n\u003cdiv class=\"card__collapsible-content\"\u003e\r\n\u003cdiv class=\"rte text--pull\"\u003e\r\n\u003cdiv id=\"iframe-video-1\" class=\"video-wrapper\"\u003e\u003c\/div\u003e\n\u003cscript\u003edocReady(function() {$('button[aria-controls=unique-tab-5]').one('click',function() {$(\"#iframe-video-1\").html('\u003ciframe allowfullscreen=\"\" frameborder=\"0\" height=\"360\" src=\"https:\/\/www.youtube.com\/embed\/6pDyTLRZ2Eg\" width=\"640\" title=\"Pololu Jrk G2 21v3 USB Motor Controller w\/ Feedback\" loading=\"lazy\"\u003e\u003c\/iframe\u003e');})});\u003c\/script\u003e\r\n\u003c\/div\u003e\r\n\u003c\/div\u003e\r\n\u003c\/div\u003e\n\u003c\/div\u003e\u003cdiv class=\"card details_product\"\u003e\n\u003cbutton class=\"card__collapsible-button\" data-action=\"toggle-collapsible\" aria-expanded=\"false\" aria-controls=\"unique-tab-7\"\u003e\r\n\u003cspan class=\"card__title heading h3\"\u003eSpecifications\u003c\/span\u003e\r\n\u003cspan\u003e\r\n\u003csvg focusable=\"false\" class=\"icon icon--arrow-bottom\" viewbox=\"0 0 12 8\" role=\"presentation\"\u003e\r\n\u003cpath stroke=\"currentColor\" stroke-width=\"2\" d=\"M10 2L6 6 2 2\" fill=\"none\" stroke-linecap=\"square\"\u003e\u003c\/path\u003e\r\n\u003c\/svg\u003e\r\n\u003c\/span\u003e\r\n\u003c\/button\u003e\r\n\u003cdiv id=\"unique-tab-7\" class=\"card__collapsible\"\u003e\r\n\u003cdiv class=\"card__collapsible-content\"\u003e\r\n\u003cdiv class=\"rte text--pull\"\u003e\r\n\u003cul\u003e\n\u003cli\u003eOperating voltage: 4.5 V to 28 V\u003c\/li\u003e\n\u003cli\u003eContinuous output current: 2.6 A (5 A peak)\u003c\/li\u003e\n\u003cli\u003eControl interfaces: USB, TTL serial, I²C, analog voltage, RC\u003c\/li\u003e\n\u003cli\u003eFeedback options: Analog voltage (0 V to 5 V), Frequency\u003c\/li\u003e\n\u003cli\u003eUltrasonic 20 kHz PWM for quieter operation\u003c\/li\u003e\n\u003cli\u003eConfigurable parameters: PID period and coefficients, Maximum current, Maximum duty cycle, Maximum acceleration and deceleration, Error response, Input calibration\u003c\/li\u003e\n\u003cli\u003eOptional CRC error detection\u003c\/li\u003e\n\u003cli\u003eReversed-power protection\u003c\/li\u003e\n\u003cli\u003eField-upgradeable firmware\u003c\/li\u003e\n\u003cli\u003eOptional feedback potentiometer disconnect detection\u003c\/li\u003e\n\u003cli\u003eArduino library support\u003c\/li\u003e\n\u003c\/ul\u003e\n\r\n\u003c\/div\u003e\r\n\u003c\/div\u003e\r\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Pololu","offers":[{"title":"Default Title","offer_id":51020168462672,"sku":"RB-Pol-650","price":60.44,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0573\/1486\/9416\/files\/pololu_jrk_g2_21v3_usb_motor_controller_w_feedback_1.webp?v=1744032059","url":"https:\/\/eu.robotshop.com\/products\/pololu-jrk-g2-21v3-usb-motor-controller-w-feedback","provider":"RobotShop Europe","version":"1.0","type":"link"}