{"product_id":"2-channel-spst-relay-unit","title":"2-Channel SPST Relay Unit","description":"\u003cp\u003e2-Channel SPST Relay Unit is equipped with two high-current relays that work under AC250V 8A or DC28V 8A.\u003c\/p\u003e\n\u003cp\u003eEach relay adopts independent IO control, and status indicator LED. It is suitable for home appliance power control, or ON\/OFF switch for industrial equipment.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThe relay is driven by IO output high and low level signals, so before connecting to the main control, please make sure that the connected port IO supports configuration as output mode. (Note: G36 of ESP32 is not allowed to be configured as output mode, so PortB will not be able to drive normally)\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e2-channel relay\u003c\/li\u003e\n\u003cli\u003eAC-250V\/DC-28V @ 8A\u003c\/li\u003e\n\u003cli\u003eStatus Indicator LED\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eIncludes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1x 2RELAY Unit\u003c\/li\u003e\n\u003cli\u003e1x HY2.0-4P cable (20cm)\u003c\/li\u003e\n\u003cli\u003e2x VH3.96-4P Plug terminal\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eAC\/DC signal switching\u003c\/li\u003e\n\u003cli\u003eDigital equipment power on and off\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecification\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecifications\u003c\/th\u003e\n\u003cth\u003eParameters\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum on-off voltage\u003c\/td\u003e\n\u003ctd\u003eAC-250V\/DC-28V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated current\u003c\/td\u003e\n\u003ctd\u003e8A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCoil control voltage\u003c\/td\u003e\n\u003ctd\u003eDC5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCoil power consumption\u003c\/td\u003e\n\u003ctd\u003e5V@154mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCoil action time\u003c\/td\u003e\n\u003ctd\u003e≤ 8ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCoil release time\u003c\/td\u003e\n\u003ctd\u003e≤ 5ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContact form\u003c\/td\u003e\n\u003ctd\u003eA normally open type\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContact material\u003c\/td\u003e\n\u003ctd\u003eAgSnO2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelay indicator\u003c\/td\u003e\n\u003ctd\u003eBlue x2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet weight\u003c\/td\u003e\n\u003ctd\u003e20g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGross weight\u003c\/td\u003e\n\u003ctd\u003e31g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct size\u003c\/td\u003e\n\u003ctd\u003e56 x 24 x 19mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePacking size\u003c\/td\u003e\n\u003ctd\u003e93 x 138mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003ePinMap\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eM5CORE - PORT A\u003c\/td\u003e\n\u003ctd\u003eG21\u003c\/td\u003e\n\u003ctd\u003eG22\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2RELAY\u003c\/td\u003e\n\u003ctd\u003eRELAY-A\u003c\/td\u003e\n\u003ctd\u003eRELAY-B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eExample\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eArduino\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ccode\u003e#include \u0026lt;Arduino.h\u0026gt;\u003cbr\u003e\u003cbr\u003e#define RELAY_A 21\u003cbr\u003e#define RELAY_B 22\u003cbr\u003e\u003cbr\u003evoid setup() {\u003cbr\u003e pinMode(RELAY_A, OUTPUT);\u003cbr\u003e pinMode(RELAY_B, OUTPUT);\u003cbr\u003e}\u003cbr\u003e\u003cbr\u003evoid loop(void) {\u003cbr\u003e digitalWrite(RELAY_A, LOW);\u003cbr\u003e digitalWrite(RELAY_B, LOW);\u003cbr\u003e delay(2000);\u003cbr\u003e digitalWrite(RELAY_A, HIGH);\u003cbr\u003e digitalWrite(RELAY_B, HIGH);\u003cbr\u003e delay(2000);\u003cbr\u003e}\u003c\/code\u003e\u003c\/p\u003e","brand":"M5Stack","offers":[{"title":"Default Title","offer_id":39618430795859,"sku":"U131","price":5.95,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0174\/1800\/products\/1_1ce225cc-26ef-4e3e-9a57-bbf0864dcf9f.jpg?v=1640773290","url":"https:\/\/shop.pimoroni.com\/en-eu\/products\/2-channel-spst-relay-unit","provider":"Pimoroni Ltd","version":"1.0","type":"link"}