{"product_id":"1-channel-5v-relay-module","title":"1 Channel 5V Relay Module","description":"\u003cdiv class=\"relative basis-auto flex-col -mb-(--composer-overlap-px) [--composer-overlap-px:28px] grow flex\"\u003e\n\u003cdiv class=\"flex flex-col text-sm pb-25\"\u003e\n\u003carticle data-turn=\"assistant\" data-scroll-anchor=\"true\" data-testid=\"conversation-turn-2\" data-turn-id=\"c92ed8a5-695a-4ce7-8f52-c8d5bc430427\" dir=\"auto\" class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" tabindex=\"-1\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:--spacing(4)] @w-sm\/main:[--thread-content-margin:--spacing(6)] @w-lg\/main:[--thread-content-margin:--spacing(16)] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\" tabindex=\"-1\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col grow\"\u003e\n\u003cdiv data-message-model-slug=\"gpt-5-2\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal [.text-message+\u0026amp;]:mt-1\" dir=\"auto\" data-message-id=\"2109eef5-5a6b-47d0-af77-fa7e2db3a041\" data-message-author-role=\"assistant\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden first:pt-[1px]\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert w-full wrap-break-word light markdown-new-styling\"\u003e\n\u003chr data-end=\"239\" data-start=\"236\"\u003e\n\u003ch2 data-end=\"282\" data-start=\"241\"\u003e\u003cstrong data-end=\"282\" data-start=\"244\"\u003e1-Channel 5V Relay Module (KY-019)\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ch3 data-end=\"302\" data-start=\"284\"\u003e✅ \u003cstrong data-end=\"302\" data-start=\"290\"\u003eOverview\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cp data-end=\"567\" data-start=\"303\"\u003eThe KY-019 1-Channel 5V Relay Module allows low-voltage microcontrollers such as Arduino, Raspberry Pi, and other development boards to safely control high-voltage devices. It is ideal for home automation projects, appliance control, robotics, and DIY electronics.\u003c\/p\u003e\n\u003chr data-end=\"572\" data-start=\"569\"\u003e\n\u003ch3 data-end=\"597\" data-start=\"574\"\u003e🔧 \u003cstrong data-end=\"597\" data-start=\"581\"\u003eKey Features\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cul data-end=\"1159\" data-start=\"598\"\u003e\n\u003cli data-end=\"636\" data-start=\"598\"\u003e\n\u003cp data-end=\"636\" data-start=\"600\"\u003eOperates with \u003cstrong data-end=\"636\" data-start=\"614\"\u003e5V control voltage\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"678\" data-start=\"637\"\u003e\n\u003cp data-end=\"678\" data-start=\"639\"\u003eCompatible with \u003cstrong data-end=\"678\" data-start=\"655\"\u003eTTL control signals\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"748\" data-start=\"679\"\u003e\n\u003cp data-end=\"748\" data-start=\"681\"\u003eCan control \u003cstrong data-end=\"711\" data-start=\"693\"\u003eAC or DC loads\u003c\/strong\u003e, including devices up to \u003cstrong data-end=\"748\" data-start=\"737\"\u003e220V AC\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"840\" data-start=\"749\"\u003e\n\u003cp data-end=\"840\" data-start=\"751\"\u003eIncludes \u003cstrong data-end=\"782\" data-start=\"760\"\u003eNormally Open (NO)\u003c\/strong\u003e and \u003cstrong data-end=\"811\" data-start=\"787\"\u003eNormally Closed (NC)\u003c\/strong\u003e contacts for flexible wiring\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"886\" data-start=\"841\"\u003e\n\u003cp data-end=\"886\" data-start=\"843\"\u003e\u003cstrong data-end=\"866\" data-start=\"843\"\u003ePower LED indicator\u003c\/strong\u003e shows module status\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"949\" data-start=\"887\"\u003e\n\u003cp data-end=\"949\" data-start=\"889\"\u003e\u003cstrong data-end=\"914\" data-start=\"889\"\u003eControl LED indicator\u003c\/strong\u003e lights when the relay is activated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1040\" data-start=\"950\"\u003e\n\u003cp data-end=\"1040\" data-start=\"952\"\u003e\u003cstrong data-end=\"981\" data-start=\"952\"\u003eTransistor driver circuit\u003c\/strong\u003e provides stable operation and protects the microcontroller\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1105\" data-start=\"1041\"\u003e\n\u003cp data-end=\"1105\" data-start=\"1043\"\u003eBuilt-in \u003cstrong data-end=\"1074\" data-start=\"1052\"\u003epull-down resistor\u003c\/strong\u003e prevents accidental triggering\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1159\" data-start=\"1106\"\u003e\n\u003cp data-end=\"1159\" data-start=\"1108\"\u003eHigh-impedance control pin for reliable performance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"1164\" data-start=\"1161\"\u003e\n\u003cstrong data-end=\"1226\" data-start=\"1196\"\u003e\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Alpha 3D Lab","offers":[{"title":"Default Title","offer_id":51695266070808,"sku":"AB002","price":2.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0752\/6901\/3784\/files\/51KxCwEF4UL._AC_SL1500.jpg?v=1771336630","url":"https:\/\/alpha3dlab.com\/products\/1-channel-5v-relay-module","provider":"Alpha 3D Lab","version":"1.0","type":"link"}