{"product_id":"sparkfun-qwiic-relay-1x1a-dpdt","title":"SparkFun Qwiic Relay - 1x1A DPDT","description":"\u003cp\u003e\u003cstrong\u003eThe Qwiic DPDT Relay lets you switch two circuits via I2C or external input, with simple wiring and Qwiic connectors for easy integration.\u003c\/strong\u003e\u003c\/p\u003e \u003chr\u003e \u003cp\u003eEasily control high-power devices directly from your microcontroller via I2C with the \u003ca href=\"\/collections\/sparkfun\" title=\"SparkFun Products\"\u003eSparkFun\u003c\/a\u003e Qwiic Relay. \u003cstrong\u003eBuilt around the Omron G6K-2F-Y DC3 dual-pole\/dual-throw (DPDT) relay\u003c\/strong\u003e, this board allows you to safely switch loads up to \u003cstrong\u003e1A at 30VDC\u003c\/strong\u003e or \u003cstrong\u003e0.3A at 125VAC\u003c\/strong\u003e (at 40°C). This relay is perfect if you're controlling heavy-duty motors or managing other high-power devices, bridging the gap between low-voltage logic and high-power applications.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eFlexible Control Options\u003c\/strong\u003e\u003cbr\u003eWe designed this board to adapt to your specific project needs, offering multiple ways to trigger the relay:\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eI2C Drive:\u003c\/strong\u003e Controlled via the on-board TCA9555 GPIO expander, requiring a remarkably low drive current of just 5.8mA at 3.3V.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eExternal Drive:\u003c\/strong\u003e This relay can also be triggered by an external input, such as a physical switch or a standard I\/O signal (up to 50mA), giving you hardware-level control.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSolderless Qwiic Integration:\u003c\/strong\u003e Two on-board Qwiic connectors let you add the relay to your I2C daisy chain without ever touching a soldering iron.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eTransitioning from a Single Relay\u003c\/strong\u003e\u003cbr\u003eIf you are upgrading from our original \u003ca href=\"\/products\/sparkfun-qwiic-single-relay\" title=\"SparkFun Qwiic Single Relay\"\u003eQwiic Single Relay\u003c\/a\u003e, this DPDT version introduces a few key architectural differences that have been tailored for precision control:\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eDual-Circuit Control:\u003c\/strong\u003e While the original relay used a single-pole (SPDT) design, this DPDT board can switch two completely independent circuits simultaneously with a single command.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSignal Optimized:\u003c\/strong\u003e The original relay was primarily built for heavy, high-voltage AC loads up to 5.5A at 240VAC. This new DPDT version is specifically engineered for lower-power signal-level switching up to 1A at 30VDC.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAdvanced Drive:\u003c\/strong\u003e Don't want to use I2C? This board allows external devices to drive the relay control directly.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eWiring your high-power components is as straightforward as it gets with the Qwiic Relay. We included a 3-pin screw terminal for a quick, completely solderless connection to the relay's primary pole (COM Pole). Meanwhile, the secondary pole (COM2 Pole) is broken out to standard 0.1-inch-spaced plated-through holes (PTH), giving you the flexibility to solder wires directly or use a breadboard for prototyping.\u003c\/p\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e \u003cul\u003e \u003cli\u003eG6K-2F-Y DC3 DPDT Relay \u003cul\u003e \u003cli\u003eLoad Limits: 1A\/30VDC and 0.3A\/125VAC\u003c\/li\u003e \u003cli\u003eI2C Drive Current: 5.8mA\u003c\/li\u003e \u003cli\u003eExternal Drive Current: 50mA\u003c\/li\u003e \u003c\/ul\u003e \u003c\/li\u003e \u003cli\u003eRelay Connections \u003cul\u003e \u003cli\u003eCOM Pole: 3-Pin Screw Terminal\u003c\/li\u003e \u003cli\u003eCOM2 Pole: 0.1\"-spaced PTH\u003c\/li\u003e \u003c\/ul\u003e \u003c\/li\u003e \u003cli\u003eTCA9555RTWR I2C GPIO Expander \u003cul\u003e \u003cli\u003eI2C Address: 0x20 (Default), 0x21 (Alternate)\u003c\/li\u003e \u003c\/ul\u003e \u003c\/li\u003e \u003cli\u003e2x Qwiic Connectors\u003c\/li\u003e \u003cli\u003eLEDs \u003cul\u003e \u003cli\u003eRed power (PWR) LED\u003c\/li\u003e \u003cli\u003eGreen status (STAT) LED\u003c\/li\u003e \u003cli\u003eGreen relay activity (ACT) LED\u003c\/li\u003e \u003c\/ul\u003e \u003c\/li\u003e \u003c\/ul\u003e \u003ch2\u003eResources\u003c\/h2\u003e \u003cul\u003e \u003cli\u003e\u003ca href=\"https:\/\/cdn.sparkfun.com\/assets\/5\/7\/b\/9\/9\/SparkFun_Qwiic_Relay_1x1A_DPDT.pdf\" target=\"_blank\" rel=\"noopener\" title=\"Schematic\"\u003eSchematic\u003c\/a\u003e\u003c\/li\u003e \u003cli\u003e\u003ca href=\"https:\/\/cdn.sparkfun.com\/assets\/2\/5\/b\/f\/c\/SparkFun_Qwiic_Relay_1x1A_DPDT.zip\"\u003eKiCad Files\u003c\/a\u003e\u003c\/li\u003e \u003cli\u003e\u003ca href=\"https:\/\/cdn.sparkfun.com\/assets\/9\/9\/a\/3\/c\/SparkFun_Qwiic_Relay_1x1A_DPDT.jpg\" target=\"_blank\" rel=\"noopener\" title=\"Board Dimensions\"\u003eBoard Dimensions\u003c\/a\u003e\u003c\/li\u003e \u003cli\u003eDatasheets: \u003cul\u003e \u003cli\u003e\u003ca href=\"https:\/\/cdn.sparkfun.com\/assets\/b\/7\/1\/6\/a\/K106-E1.pdf\" target=\"_blank\" rel=\"noopener\" title=\"G6K-2F-Y DC3 DPDT Relay\"\u003eG6K-2F-Y DC3 DPDT Relay\u003c\/a\u003e\u003c\/li\u003e \u003cli\u003e\u003ca href=\"https:\/\/cdn.sparkfun.com\/assets\/6\/b\/8\/4\/a\/tca9555.pdf\" target=\"_blank\" rel=\"noopener\" title=\"TCA9555 GPIO Expander\"\u003eTCA9555 GPIO Expander\u003c\/a\u003e\u003c\/li\u003e \u003c\/ul\u003e \u003c\/li\u003e \u003cli\u003e\u003ca href=\"https:\/\/docs.sparkfun.com\/SparkFun_Qwiic_Relay_Line\/\" target=\"_blank\" rel=\"noopener\" title=\"Hookup Guide\"\u003eHookup Guide\u003c\/a\u003e\u003c\/li\u003e \u003cli\u003e\u003ca href=\"https:\/\/github.com\/sparkfun\/SparkFun_I2C_Expander_Arduino_Library\" target=\"_blank\" rel=\"noopener\" title=\"SparkFun I2C Expander Arduino Library\"\u003eSparkFun I2C Expander Arduino Library\u003c\/a\u003e\u003c\/li\u003e \u003cli\u003e\u003ca href=\"https:\/\/github.com\/sparkfun\/SparkFun_Qwiic_Relay_Line\" target=\"_blank\" rel=\"noopener\" title=\"GitHub Repository\"\u003eGitHub Repository\u003c\/a\u003e\u003c\/li\u003e \u003c\/ul\u003e","brand":"Sparkfun","offers":[{"title":"Default Title","offer_id":55540153516417,"sku":"COM-30416","price":9.6,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0176\/3274\/files\/sparkfun-qwiic-relay-1x1a-dpdt-sparkfun-com-30416-1232734607.jpg?v=1776430271","url":"https:\/\/thepihut.com\/products\/sparkfun-qwiic-relay-1x1a-dpdt","provider":"The Pi Hut","version":"1.0","type":"link"}