{"product_id":"ac-power-adapter-5v-dc-2a-5-5x2-1mm-barrel-universal-100-240v","title":"AC Power Adapter 5V DC 2A — 5.5×2.1mm Barrel, Universal 100–240V AC Input, Right-Angle Plug","description":"\u003ch2\u003eAC Power Adapter — 5V DC \/ 2A, Universal Input, 5.5×2.1mm Barrel Plug\u003c\/h2\u003e\n\n\u003cp\u003eThe \u003cstrong\u003e5V DC 2A AC power adapter\u003c\/strong\u003e provides a clean, regulated 5V supply at up to 2A — the standard voltage for USB-powered electronics, Arduino boards, Raspberry Pi (via barrel-to-USB adapter), and 5V LED strips. With a universal \u003cstrong\u003e100–240V AC input\u003c\/strong\u003e, it works worldwide without voltage adapters. The \u003cstrong\u003eright-angle slim housing\u003c\/strong\u003e mounts parallel to the wall outlet or power strip, saving adjacent outlet space. The standard \u003cstrong\u003e5.5×2.1mm center-positive barrel plug\u003c\/strong\u003e connects directly to breadboard power supply modules, Arduino DC jacks, and most 5V electronics modules.\u003c\/p\u003e\n\n\u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e100–240V AC, 50\/60Hz (universal)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Voltage (nominal)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Current (max)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2A continuous\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Ripple\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e~200mV typical @ 2A load\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDC Plug\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5.5mm O.D. × 2.1mm I.D. barrel (center positive)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHousing\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRight-angle slim, saves outlet space\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompliance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCE, RoHS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003e5V vs 7.5V vs 12V Adapter — Which to Choose?\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e5V 2A (this):\u003c\/strong\u003e Direct 5V supply for USB-equivalent loads, 5V LED strips, 5V relay boards, and projects that need 5V without an onboard regulator\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e7.5V 1A:\u003c\/strong\u003e Best for Arduino boards and breadboard power supply modules with onboard 5V\/3.3V linear regulators — minimizes regulator heat\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12V 2A:\u003c\/strong\u003e Best for 12V LED strips, relay coils, stepper motor drivers, and CCTV cameras\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e5V LED strip power supply\u003c\/strong\u003e — WS2812B, SK6812, and 5V addressable LED strips\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e5V relay board power supply\u003c\/strong\u003e — direct 5V coil supply for relay modules without onboard regulator\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBreadboard power supply module input\u003c\/strong\u003e — MB102, YwRobot (5V input mode)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArduino Uno \/ Nano via DC barrel jack\u003c\/strong\u003e — bypasses onboard regulator for direct 5V supply\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRaspberry Pi via barrel-to-USB-C adapter\u003c\/strong\u003e — with appropriate adapter cable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eESP32 \/ ESP8266 development board power\u003c\/strong\u003e — via 5V pin with barrel-to-pin adapter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectronics lab bench 5V supply\u003c\/strong\u003e — general-purpose regulated 5V \/ 2A DC source\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUSB hub and device power\u003c\/strong\u003e — via barrel-to-USB-A adapter\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e5.5×2.1mm center-positive barrel plug\u003c\/strong\u003e is the universal DC power connector standard, compatible with Arduino Uno\/Mega DC jacks, MB102 breadboard power supplies, most relay modules, and the majority of 5V electronics project enclosures and development boards worldwide.\u003c\/p\u003e\n\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 × AC Power Adapter 5V DC \/ 2A (5.5×2.1mm barrel, right-angle plug)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Keszoox","offers":[{"title":"Default Title","offer_id":45680437330155,"sku":"","price":12.37,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0677\/1005\/8731\/files\/AC-Adapter-5V-2A.jpg?v=1723006452","url":"https:\/\/keszoox.com\/products\/ac-power-adapter-5v-dc-2a-5-5x2-1mm-barrel-universal-100-240v","provider":"Keszoox","version":"1.0","type":"link"}