{"product_id":"5v-4-channel-relay-module-with-optocoupler","title":"5V 4 Channel Relay Module with Optocoupler for Arduino, ESP32 \u0026 Raspberry Pi","description":"\u003cp class=\"\" data-end=\"1660\" data-start=\"1228\"\u003eThe \u003cstrong data-end=\"1278\" data-start=\"1232\"\u003e5V 4 Channel Relay Module with Optocoupler\u003c\/strong\u003e is designed for safely controlling multiple AC and DC electrical devices using Arduino, ESP32, Raspberry Pi and other microcontrollers. Featuring four independent relay channels, optocoupler isolation and LED status indicators, it is an excellent solution for automation, robotics, IoT and industrial control projects. Available from \u003cstrong data-end=\"1624\" data-start=\"1613\"\u003eChip.pk\u003c\/strong\u003e with fast delivery across Pakistan.\u003c\/p\u003e\n\u003ch3 data-end=\"1688\" data-start=\"1667\" data-section-id=\"mzm7mz\"\u003eDescription\u003c\/h3\u003e\n\u003cp data-end=\"2064\" data-start=\"1690\"\u003eThe \u003cstrong data-end=\"1740\" data-start=\"1694\"\u003e5V 4 Channel Relay Module with Optocoupler\u003c\/strong\u003e is a reliable relay control board that enables low-voltage development boards and microcontrollers to safely switch high-voltage AC and DC loads. Equipped with \u003cstrong data-end=\"1936\" data-start=\"1901\"\u003efour independent relay channels\u003c\/strong\u003e, the module allows users to control multiple electrical devices simultaneously while maintaining stable and isolated operation.\u003c\/p\u003e\n\u003cp data-end=\"2419\" data-start=\"2066\"\u003eEach relay channel includes \u003cstrong data-end=\"2119\" data-start=\"2094\"\u003eoptocoupler isolation\u003c\/strong\u003e, helping protect the control circuit from electrical noise and voltage spikes generated by connected loads. The module is commonly used with \u003cstrong data-end=\"2339\" data-start=\"2261\"\u003eArduino, ESP32, Raspberry Pi, STM32, PIC, AVR and other embedded platforms\u003c\/strong\u003e, making it suitable for beginners, students, makers and professional engineers.\u003c\/p\u003e\n\u003cp data-end=\"2750\" data-start=\"2421\"\u003eIts screw terminal outputs provide secure wiring for appliances such as lighting systems, motors, pumps, solenoid valves, fans and other electrical equipment. LED indicators allow quick monitoring of relay status during operation, while the compact PCB design makes installation simple in automation panels and embedded projects.\u003c\/p\u003e\n\u003cp data-end=\"3084\" data-start=\"2752\"\u003eWhether you are developing a smart home controller, industrial automation system, robotics project or IoT application, the \u003cstrong data-end=\"2921\" data-start=\"2875\"\u003e5V 4 Channel Relay Module with Optocoupler\u003c\/strong\u003e delivers dependable switching performance and easy integration. Chip.pk supplies genuine electronic components for retail and wholesale customers across Pakistan.\u003c\/p\u003e\n\u003ch3 data-end=\"3105\" data-start=\"3091\" data-section-id=\"u0ybrq\"\u003eKey Features\u003c\/h3\u003e\n\u003cul data-end=\"3449\" data-start=\"3107\"\u003e\n\u003cli data-end=\"3132\" data-start=\"3107\" data-section-id=\"20nddf\"\u003e5V DC Operating Voltage\u003c\/li\u003e\n\u003cli data-end=\"3163\" data-start=\"3133\" data-section-id=\"12h6ig9\"\u003e4 Independent Relay Channels\u003c\/li\u003e\n\u003cli data-end=\"3196\" data-start=\"3164\" data-section-id=\"pjyo8m\"\u003eBuilt-in Optocoupler Isolation\u003c\/li\u003e\n\u003cli data-end=\"3220\" data-start=\"3197\" data-section-id=\"9t3yhv\"\u003eLED Status Indicators\u003c\/li\u003e\n\u003cli data-end=\"3249\" data-start=\"3221\" data-section-id=\"12j3su8\"\u003eHigh Current Relay Outputs\u003c\/li\u003e\n\u003cli data-end=\"3278\" data-start=\"3250\" data-section-id=\"yspxrt\"\u003eScrew Terminal Connections\u003c\/li\u003e\n\u003cli data-end=\"3312\" data-start=\"3279\" data-section-id=\"153u6jn\"\u003eSupports AC \u0026amp; DC Load Switching\u003c\/li\u003e\n\u003cli data-end=\"3334\" data-start=\"3313\" data-section-id=\"rk09hu\"\u003eEasy GPIO Interface\u003c\/li\u003e\n\u003cli data-end=\"3367\" data-start=\"3335\" data-section-id=\"wc92nu\"\u003eReliable Switching Performance\u003c\/li\u003e\n\u003cli data-end=\"3388\" data-start=\"3368\" data-section-id=\"19gndkc\"\u003eCompact PCB Design\u003c\/li\u003e\n\u003cli data-end=\"3429\" data-start=\"3389\" data-section-id=\"ppjg8f\"\u003eSuitable for Automation \u0026amp; IoT Projects\u003c\/li\u003e\n\u003cli data-end=\"3449\" data-start=\"3430\" data-section-id=\"17xfrh6\"\u003eEasy Installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-end=\"3491\" data-start=\"3456\" data-section-id=\"1z26u5\"\u003eVerified Technical Specifications\u003c\/h3\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\" data-end=\"3930\" data-start=\"3493\"\u003e\n\u003cthead data-end=\"3520\" data-start=\"3493\"\u003e\n\u003ctr data-end=\"3520\" data-start=\"3493\"\u003e\n\u003cth class=\"last:pe-10\" data-col-size=\"sm\" data-end=\"3509\" data-start=\"3493\"\u003eSpecification\u003c\/th\u003e\n\u003cth class=\"last:pe-10\" data-col-size=\"md\" data-end=\"3520\" data-start=\"3509\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-end=\"3930\" data-start=\"3548\"\u003e\n\u003ctr data-end=\"3579\" data-start=\"3548\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"3563\" data-start=\"3548\"\u003eProduct Type\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-end=\"3579\" data-start=\"3563\"\u003eRelay Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"3602\" data-start=\"3580\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"3597\" data-start=\"3580\"\u003eRelay Channels\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-end=\"3602\" data-start=\"3597\"\u003e4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"3632\" data-start=\"3603\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"3623\" data-start=\"3603\"\u003eOperating Voltage\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-end=\"3632\" data-start=\"3623\"\u003e5V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"3660\" data-start=\"3633\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"3645\" data-start=\"3633\"\u003eIsolation\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-end=\"3660\" data-start=\"3645\"\u003eOptocoupler\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"3778\" data-start=\"3661\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"3684\" data-start=\"3661\"\u003eRelay Contact Rating\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-end=\"3778\" data-start=\"3684\"\u003e10A @ 250VAC, 10A @ 125VAC, 10A @ 30VDC, 10A @ 28VDC \u003cem data-end=\"3776\" data-start=\"3739\"\u003e(common Songle relay specification)\u003c\/em\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"3813\" data-start=\"3779\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"3797\" data-start=\"3779\"\u003eInput Interface\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-end=\"3813\" data-start=\"3797\"\u003eDigital GPIO\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"3851\" data-start=\"3814\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"3833\" data-start=\"3814\"\u003eOutput Interface\u003c\/td\u003e\n\u003ctd data-end=\"3851\" data-start=\"3833\" data-col-size=\"md\"\u003eScrew Terminal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"3891\" data-start=\"3852\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"3872\" data-start=\"3852\"\u003eStatus Indicators\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-end=\"3891\" data-start=\"3872\"\u003eLED per Channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"3930\" data-start=\"3892\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"3903\" data-start=\"3892\"\u003eMounting\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-end=\"3930\" data-start=\"3903\"\u003ePCB with Mounting Holes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3 data-end=\"3952\" data-start=\"3937\" data-section-id=\"1i2miyw\"\u003eCompatibility\u003c\/h3\u003e\n\u003cp data-end=\"3970\" data-start=\"3954\"\u003eCompatible with:\u003c\/p\u003e\n\u003cul data-end=\"4149\" data-start=\"3972\"\u003e\n\u003cli data-end=\"3985\" data-start=\"3972\" data-section-id=\"13t5586\"\u003eArduino Uno\u003c\/li\u003e\n\u003cli data-end=\"4000\" data-start=\"3986\" data-section-id=\"z5eurw\"\u003eArduino Nano\u003c\/li\u003e\n\u003cli data-end=\"4015\" data-start=\"4001\" data-section-id=\"z5ifrg\"\u003eArduino Mega\u003c\/li\u003e\n\u003cli data-end=\"4023\" data-start=\"4016\" data-section-id=\"17193lb\"\u003eESP32\u003c\/li\u003e\n\u003cli data-end=\"4033\" data-start=\"4024\" data-section-id=\"1jiujno\"\u003eESP8266\u003c\/li\u003e\n\u003cli data-end=\"4048\" data-start=\"4034\" data-section-id=\"obmunz\"\u003eRaspberry Pi\u003c\/li\u003e\n\u003cli data-end=\"4068\" data-start=\"4049\" data-section-id=\"1oqd0x6\"\u003eRaspberry Pi Pico\u003c\/li\u003e\n\u003cli data-end=\"4095\" data-start=\"4069\" data-section-id=\"xo9t09\"\u003eSTM32 Development Boards\u003c\/li\u003e\n\u003cli data-end=\"4118\" data-start=\"4096\" data-section-id=\"1e31lk7\"\u003ePIC Microcontrollers\u003c\/li\u003e\n\u003cli data-end=\"4131\" data-start=\"4119\" data-section-id=\"7rndr8\"\u003eAVR Boards\u003c\/li\u003e\n\u003cli data-end=\"4149\" data-start=\"4132\" data-section-id=\"1db9ntk\"\u003ePLC Controllers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-end=\"4170\" data-start=\"4156\" data-section-id=\"c3mln3\"\u003eApplications\u003c\/h3\u003e\n\u003cul data-end=\"4401\" data-start=\"4172\"\u003e\n\u003cli data-end=\"4189\" data-start=\"4172\" data-section-id=\"l5q5vc\"\u003eHome Automation\u003c\/li\u003e\n\u003cli data-end=\"4214\" data-start=\"4190\" data-section-id=\"1lola49\"\u003eSmart Lighting Systems\u003c\/li\u003e\n\u003cli data-end=\"4229\" data-start=\"4215\" data-section-id=\"1lfs82f\"\u003ePump Control\u003c\/li\u003e\n\u003cli data-end=\"4247\" data-start=\"4230\" data-section-id=\"19xpp4h\"\u003eMotor Switching\u003c\/li\u003e\n\u003cli data-end=\"4261\" data-start=\"4248\" data-section-id=\"yldx5y\"\u003eFan Control\u003c\/li\u003e\n\u003cli data-end=\"4286\" data-start=\"4262\" data-section-id=\"zuda4e\"\u003eSolenoid Valve Control\u003c\/li\u003e\n\u003cli data-end=\"4310\" data-start=\"4287\" data-section-id=\"17og4a8\"\u003eIndustrial Automation\u003c\/li\u003e\n\u003cli data-end=\"4330\" data-start=\"4311\" data-section-id=\"1asvp5f\"\u003eRobotics Projects\u003c\/li\u003e\n\u003cli data-end=\"4344\" data-start=\"4331\" data-section-id=\"diw7g\"\u003eIoT Systems\u003c\/li\u003e\n\u003cli data-end=\"4363\" data-start=\"4345\" data-section-id=\"z16jjc\"\u003eSecurity Systems\u003c\/li\u003e\n\u003cli data-end=\"4383\" data-start=\"4364\" data-section-id=\"1p11qo0\"\u003eSmart Agriculture\u003c\/li\u003e\n\u003cli data-end=\"4401\" data-start=\"4384\" data-section-id=\"labcvh\"\u003eDIY Electronics\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-end=\"4426\" data-start=\"4408\" data-section-id=\"hg9dub\"\u003ePackage Includes\u003c\/h3\u003e\n\u003cul data-end=\"4476\" data-start=\"4428\"\u003e\n\u003cli data-end=\"4476\" data-start=\"4428\" data-section-id=\"6v5aqf\"\u003e1 × 5V 4 Channel Relay Module with Optocoupler\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-end=\"4500\" data-start=\"4483\" data-section-id=\"1bujgeb\"\u003eImportant Notes\u003c\/h3\u003e\n\u003cul data-end=\"4757\" data-start=\"4502\"\u003e\n\u003cli data-end=\"4554\" data-start=\"4502\" data-section-id=\"1b2m3fj\"\u003eOperates using a regulated \u003cstrong data-end=\"4540\" data-start=\"4531\"\u003e5V DC\u003c\/strong\u003e power supply.\u003c\/li\u003e\n\u003cli data-end=\"4620\" data-start=\"4555\" data-section-id=\"1bdyb1d\"\u003eEnsure connected loads remain within the relay contact ratings.\u003c\/li\u003e\n\u003cli data-end=\"4698\" data-start=\"4621\" data-section-id=\"1ec171r\"\u003eFollow proper electrical safety procedures when switching AC mains voltage.\u003c\/li\u003e\n\u003cli data-end=\"4757\" data-start=\"4699\" data-section-id=\"agl1dw\"\u003eDisconnect power before wiring or modifying connections.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-end=\"4787\" data-start=\"4764\" data-section-id=\"2xgsg0\"\u003eWhy Buy from Chip.pk?\u003c\/h3\u003e\n\u003cul data-end=\"5063\" data-start=\"4789\"\u003e\n\u003cli data-end=\"4820\" data-start=\"4789\" data-section-id=\"1iqwzql\"\u003eGenuine electronic components\u003c\/li\u003e\n\u003cli data-end=\"4846\" data-start=\"4821\" data-section-id=\"8z38hz\"\u003eQuality-tested products\u003c\/li\u003e\n\u003cli data-end=\"4888\" data-start=\"4847\" data-section-id=\"3x819r\"\u003eRetail \u0026amp; wholesale quantities available\u003c\/li\u003e\n\u003cli data-end=\"4910\" data-start=\"4889\" data-section-id=\"1i6rd5z\"\u003eCompetitive pricing\u003c\/li\u003e\n\u003cli data-end=\"4942\" data-start=\"4911\" data-section-id=\"l45g6o\"\u003eFast delivery across Pakistan\u003c\/li\u003e\n\u003cli data-end=\"4961\" data-start=\"4943\" data-section-id=\"1pedf4w\"\u003eSecure packaging\u003c\/li\u003e\n\u003cli data-end=\"4997\" data-start=\"4962\" data-section-id=\"pba99i\"\u003eTechnical support before purchase\u003c\/li\u003e\n\u003cli data-end=\"5063\" data-start=\"4998\" data-section-id=\"pk0uwm\"\u003eTrusted supplier for students, engineers, makers and industries\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-end=\"5105\" data-start=\"5070\" data-section-id=\"195ecoo\"\u003eFrequently Asked Questions (FAQs)\u003c\/h3\u003e\n\u003ch3 data-end=\"5156\" data-start=\"5107\" data-section-id=\"31h47m\"\u003eIs this relay module compatible with Arduino?\u003c\/h3\u003e\n\u003cp data-end=\"5251\" data-start=\"5158\"\u003eYes, it is fully compatible with Arduino Uno, Nano, Mega and other Arduino-compatible boards.\u003c\/p\u003e\n\u003ch3 data-end=\"5290\" data-start=\"5253\" data-section-id=\"1yaceva\"\u003eCan I use this module with ESP32?\u003c\/h3\u003e\n\u003cp data-end=\"5436\" data-start=\"5292\"\u003eYes. It can be used with ESP32 for home automation, IoT and embedded control projects. Verify your GPIO logic requirements during system design.\u003c\/p\u003e\n\u003ch3 data-end=\"5482\" data-start=\"5438\" data-section-id=\"1gupmac\"\u003eWhat is the function of the optocoupler?\u003c\/h3\u003e\n\u003cp data-end=\"5635\" data-start=\"5484\"\u003eThe optocoupler electrically isolates the control circuit from the relay switching circuit, reducing electrical interference and improving reliability.\u003c\/p\u003e\n\u003ch3 data-end=\"5684\" data-start=\"5637\" data-section-id=\"cj3zkc\"\u003eWhat devices can this relay module control?\u003c\/h3\u003e\n\u003cp data-end=\"5819\" data-start=\"5686\"\u003eIt can control lights, pumps, motors, fans, solenoid valves and other AC or DC electrical devices within the specified relay ratings.\u003c\/p\u003e","brand":"Chip.pk","offers":[{"title":"Default Title","offer_id":52022314008861,"sku":null,"price":370.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0998\/1060\/7389\/files\/4-channel-relay-top.png?v=1783952961","url":"https:\/\/www.chip.pk\/products\/5v-4-channel-relay-module-with-optocoupler","provider":"Chip.pk","version":"1.0","type":"link"}