{"product_id":"5v-2a-ac-to-dc-power-supply-adapter-5-5mm-x-2-1mm-barrel-jack","title":"5V 2A AC to DC Power Supply Adapter (5.5mm x 2.1mm Barrel Jack)","description":"\u003cp data-path-to-node=\"4\"\u003eWhen you move your project off the breadboard and away from your computer's USB port, you need a dedicated power source that will not let you down. This standard AC to DC power adapter takes fluctuating wall power and cleanly converts it into a highly stable 5-Volt DC output. Designed with efficiency and simplicity in mind, it acts as the primary lifeblood for a massive variety of household and hobbyist electronics.\u003c\/p\u003e\n\u003cp data-path-to-node=\"5\"\u003eEquipped with the universally recognized 5.5mm by 2.1mm center-positive barrel plug, this adapter is essentially plug-and-play for most development boards and small network devices. Capable of delivering up to 2 full Amps of continuous current, it offers more than enough overhead to supply power-hungry Wi-Fi modules, compact displays, and sensor arrays without experiencing the voltage sag that causes microcontrollers to randomly reset.\u003c\/p\u003e\n\u003cp data-path-to-node=\"6\"\u003e\u003cb data-path-to-node=\"6\" data-index-in-node=\"0\"\u003eKey Features \u0026amp; Functional Advantages\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"7\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,0,0\" id=\"p-rc_9048808058838080-121\"\u003e\u003cspan class=\"citation-195\"\u003e\u003c\/span\u003e\u003cb data-path-to-node=\"7,0,0\" data-index-in-node=\"0\"\u003e\u003cspan class=\"citation-195\"\u003eUniversal Input Voltage:\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-195 citation-end-195\"\u003e Readily accepts AC wall power ranging from 100 Volts to 240 Volts, making it functional worldwide without needing a step-down transformer.\u003csup class=\"superscript\" data-turn-source-index=\"1\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,1,0\" id=\"p-rc_9048808058838080-122\"\u003e\u003cb data-path-to-node=\"7,1,0\" data-index-in-node=\"0\"\u003eStandardized Connector:\u003c\/b\u003e\u003cspan class=\"citation-194 citation-end-194\"\u003e Features the industry-standard 5.5mm outer diameter and 2.1mm inner diameter DC barrel jack, ensuring instant compatibility with countless consumer electronics.\u003csup class=\"superscript\" data-turn-source-index=\"2\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,2,0\"\u003e\u003cb data-path-to-node=\"7,2,0\" data-index-in-node=\"0\"\u003eCenter-Positive Polarity:\u003c\/b\u003e Wired in the modern standard configuration where the inner tip of the plug carries the positive voltage, protecting standard devices from reverse-polarity damage.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,3,0\"\u003e\u003cb data-path-to-node=\"7,3,0\" data-index-in-node=\"0\"\u003eClean Power Delivery:\u003c\/b\u003e Utilizes internal switching technology to provide a smooth, regulated 5-Volt output that keeps sensitive digital logic chips perfectly stable.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,4,0\" id=\"p-rc_9048808058838080-123\"\u003e\u003cspan class=\"citation-193\"\u003e\u003c\/span\u003e\u003cb data-path-to-node=\"7,4,0\" data-index-in-node=\"0\"\u003e\u003cspan class=\"citation-193\"\u003eBuilt-in Protections:\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-193 citation-end-193\"\u003e Engineered with internal safeguards against short circuits, over-current draws, and over-heating, preventing damage to both the adapter and your connected electronics.\u003csup class=\"superscript\" data-turn-source-index=\"3\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"8\"\u003e\u003cb data-path-to-node=\"8\" data-index-in-node=\"0\"\u003ePerfect For\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"9\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"9,0,0\"\u003e\u003cb data-path-to-node=\"9,0,0\" data-index-in-node=\"0\"\u003eMicrocontroller Development:\u003c\/b\u003e Providing dedicated wall power to Arduino development boards and custom logic circuits that feature a built-in barrel jack.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"9,1,0\"\u003e\u003cb data-path-to-node=\"9,1,0\" data-index-in-node=\"0\"\u003eIoT Hardware:\u003c\/b\u003e Supplying the robust current overhead required when wireless modules (like the ESP32 or ESP8266) transmit data and cause sudden power spikes.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"9,2,0\" id=\"p-rc_9048808058838080-124\"\u003e\u003cspan class=\"citation-192\"\u003e\u003c\/span\u003e\u003cb data-path-to-node=\"9,2,0\" data-index-in-node=\"0\"\u003e\u003cspan class=\"citation-192\"\u003eLED Lighting:\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-192 citation-end-192\"\u003e Powering short runs of 5-Volt addressable LED strips for custom lighting installations.\u003csup class=\"superscript\" data-turn-source-index=\"4\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"9,3,0\"\u003e\u003cb data-path-to-node=\"9,3,0\" data-index-in-node=\"0\"\u003eNetwork \u0026amp; AV Peripherals:\u003c\/b\u003e Serving as a reliable replacement power supply for network switches, HDMI splitters, and small digital-to-analog audio converters.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"10\"\u003e\u003cb data-path-to-node=\"10\" data-index-in-node=\"0\"\u003eTechnical Specifications\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"11\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"11,0,0\"\u003e\u003cb data-path-to-node=\"11,0,0\" data-index-in-node=\"0\"\u003eDevice Type:\u003c\/b\u003e AC to DC Wall Power Supply\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"11,1,0\"\u003e\u003cb data-path-to-node=\"11,1,0\" data-index-in-node=\"0\"\u003eInput Voltage:\u003c\/b\u003e 100 Volts to 240 Volts AC (50\/60 Hertz)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"11,2,0\"\u003e\u003cb data-path-to-node=\"11,2,0\" data-index-in-node=\"0\"\u003eOutput Voltage:\u003c\/b\u003e 5.0 Volts DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"11,3,0\"\u003e\u003cb data-path-to-node=\"11,3,0\" data-index-in-node=\"0\"\u003eMaximum Output Current:\u003c\/b\u003e 2.0 Amps (2000 milliamps)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"11,4,0\" id=\"p-rc_9048808058838080-125\"\u003e\u003cspan class=\"citation-191\"\u003e\u003c\/span\u003e\u003cb data-path-to-node=\"11,4,0\" data-index-in-node=\"0\"\u003e\u003cspan class=\"citation-191\"\u003eMaximum Output Power:\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-191 citation-end-191\"\u003e 10 Watts\u003csup class=\"superscript\" data-turn-source-index=\"5\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"11,5,0\"\u003e\u003cb data-path-to-node=\"11,5,0\" data-index-in-node=\"0\"\u003eConnector Type:\u003c\/b\u003e 5.5mm x 2.1mm DC Barrel Plug\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"11,6,0\"\u003e\u003cb data-path-to-node=\"11,6,0\" data-index-in-node=\"0\"\u003ePolarity:\u003c\/b\u003e Center-Positive\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"K-TECHNICS","offers":[{"title":"Default Title","offer_id":42871175872583,"sku":null,"price":0.0,"currency_code":"KES","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0680\/7637\/2039\/files\/9V-1A-UK-Plug-Adapter.webp?v=1781236578","url":"https:\/\/www.ktechnics.com\/products\/5v-2a-ac-to-dc-power-supply-adapter-5-5mm-x-2-1mm-barrel-jack","provider":"K-TECHNICS","version":"1.0","type":"link"}