{"product_id":"5v-4-channel-relay-module-optocoupler-isolation","title":"5V 4 Channel Relay Module with Optocoupler Isolation","description":"\u003cp data-start=\"1210\" data-end=\"1534\" class=\"PDq2pG_selectionAnchorContainer\"\u003eThe \u003cstrong data-start=\"1214\" data-end=\"1270\"\u003e5V 4 Channel Relay Module with Optocoupler Isolation\u003c\/strong\u003e allows four independent AC or DC devices to be controlled using a 5V control signal. It features optocoupler isolation, LED status indicators, and screw terminals, making it suitable for automation, robotics, embedded systems, and industrial control applications.\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"1ox9wtc\" data-start=\"1541\" data-end=\"1554\"\u003eDescription\u003c\/h3\u003e\n\u003cp data-start=\"1556\" data-end=\"1888\"\u003eThe \u003cstrong data-start=\"1560\" data-end=\"1616\"\u003e5V 4 Channel Relay Module with Optocoupler Isolation\u003c\/strong\u003e is designed to control multiple electrical devices using low-voltage control signals from microcontrollers, development boards, and PLC controllers. It provides four independent relay channels, allowing different AC or DC loads to be switched safely from a single module.\u003c\/p\u003e\n\u003cp data-start=\"1890\" data-end=\"2255\"\u003eEach relay channel is equipped with an optocoupler that helps improve electrical isolation between the control circuit and the relay outputs, reducing electrical interference and improving system reliability. Independent LED indicators display the operating status of each relay, while screw terminals provide secure and convenient connections for external devices.\u003c\/p\u003e\n\u003cp data-start=\"2257\" data-end=\"2614\"\u003eThis relay module is suitable for switching compatible electrical loads such as lighting, fans, pumps, motors, solenoid valves, and other equipment within the relay's rated specifications. Its compact design, simple wiring, and reliable operation make it suitable for educational projects, embedded systems, industrial automation, and prototype development.\u003c\/p\u003e\n\u003ch3 data-section-id=\"u0ybrq\" data-start=\"2621\" data-end=\"2635\"\u003eKey Features\u003c\/h3\u003e\n\u003cul data-start=\"2637\" data-end=\"3089\"\u003e\n\u003cli data-section-id=\"1puy22v\" data-start=\"2637\" data-end=\"2685\"\u003eControls up to four independent AC or DC loads\u003c\/li\u003e\n\u003cli data-section-id=\"19jq8ap\" data-start=\"2686\" data-end=\"2732\"\u003eOperates from a regulated 5V DC power supply\u003c\/li\u003e\n\u003cli data-section-id=\"m8sfbt\" data-start=\"2733\" data-end=\"2791\"\u003eOptocoupler isolation for improved electrical separation\u003c\/li\u003e\n\u003cli data-section-id=\"dbyvkm\" data-start=\"2792\" data-end=\"2842\"\u003eIndependent LED indicator for each relay channel\u003c\/li\u003e\n\u003cli data-section-id=\"1nx8pyi\" data-start=\"2843\" data-end=\"2890\"\u003eScrew terminals for secure wiring connections\u003c\/li\u003e\n\u003cli data-section-id=\"k8rp5o\" data-start=\"2891\" data-end=\"2960\"\u003eEasily interfaces with popular microcontrollers and PLC controllers\u003c\/li\u003e\n\u003cli data-section-id=\"1hzxzmt\" data-start=\"2961\" data-end=\"3016\"\u003eCompact PCB with mounting holes for easy installation\u003c\/li\u003e\n\u003cli data-section-id=\"kdki1u\" data-start=\"3017\" data-end=\"3089\"\u003eSuitable for automation, robotics, and industrial control applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"zjxypn\" data-start=\"3096\" data-end=\"3122\"\u003eTechnical 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 data-start=\"3124\" data-end=\"3647\" class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead data-start=\"3124\" data-end=\"3151\"\u003e\n\u003ctr data-start=\"3124\" data-end=\"3151\"\u003e\n\u003cth data-start=\"3124\" data-end=\"3140\" data-col-size=\"sm\" class=\"last:pe-10\"\u003eSpecification\u003c\/th\u003e\n\u003cth data-start=\"3140\" data-end=\"3151\" data-col-size=\"sm\" class=\"last:pe-10\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"3179\" data-end=\"3647\"\u003e\n\u003ctr data-start=\"3179\" data-end=\"3208\"\u003e\n\u003ctd data-start=\"3179\" data-end=\"3199\" data-col-size=\"sm\"\u003eOperating Voltage\u003c\/td\u003e\n\u003ctd data-start=\"3199\" data-end=\"3208\" data-col-size=\"sm\"\u003e5V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3209\" data-end=\"3231\"\u003e\n\u003ctd data-start=\"3209\" data-end=\"3226\" data-col-size=\"sm\"\u003eRelay Channels\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"3226\" data-end=\"3231\"\u003e4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3232\" data-end=\"3272\"\u003e\n\u003ctd data-start=\"3232\" data-end=\"3245\" data-col-size=\"sm\"\u003eRelay Type\u003c\/td\u003e\n\u003ctd data-start=\"3245\" data-end=\"3272\" data-col-size=\"sm\"\u003eElectromechanical Relay\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3273\" data-end=\"3310\"\u003e\n\u003ctd data-start=\"3273\" data-end=\"3285\" data-col-size=\"sm\"\u003eIsolation\u003c\/td\u003e\n\u003ctd data-start=\"3285\" data-end=\"3310\" data-col-size=\"sm\"\u003eOptocoupler Isolation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3311\" data-end=\"3352\"\u003e\n\u003ctd data-start=\"3311\" data-end=\"3335\" data-col-size=\"sm\"\u003eContact Configuration\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"3335\" data-end=\"3352\"\u003eNO \/ COM \/ NC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3353\" data-end=\"3409\"\u003e\n\u003ctd data-start=\"3353\" data-end=\"3370\" data-col-size=\"sm\"\u003eContact Rating\u003c\/td\u003e\n\u003ctd data-start=\"3370\" data-end=\"3409\" data-col-size=\"sm\"\u003eUp to 10A @ 250V AC \/ 10A @ 30V DC*\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3410\" data-end=\"3449\"\u003e\n\u003ctd data-start=\"3410\" data-end=\"3427\" data-col-size=\"sm\"\u003eInput Channels\u003c\/td\u003e\n\u003ctd data-start=\"3427\" data-end=\"3449\" data-col-size=\"sm\"\u003eIN1, IN2, IN3, IN4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3450\" data-end=\"3476\"\u003e\n\u003ctd data-start=\"3450\" data-end=\"3464\" data-col-size=\"sm\"\u003ePower Input\u003c\/td\u003e\n\u003ctd data-start=\"3464\" data-end=\"3476\" data-col-size=\"sm\"\u003eVCC, GND\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3477\" data-end=\"3534\"\u003e\n\u003ctd data-start=\"3477\" data-end=\"3493\" data-col-size=\"sm\"\u003eJD-VCC Header\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"3493\" data-end=\"3534\"\u003eAvailable on supported board versions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3535\" data-end=\"3581\"\u003e\n\u003ctd data-start=\"3535\" data-end=\"3555\" data-col-size=\"sm\"\u003eStatus Indicators\u003c\/td\u003e\n\u003ctd data-start=\"3555\" data-end=\"3581\" data-col-size=\"sm\"\u003eOne LED for each relay\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3582\" data-end=\"3622\"\u003e\n\u003ctd data-start=\"3582\" data-end=\"3603\" data-col-size=\"sm\"\u003eOutput Connections\u003c\/td\u003e\n\u003ctd data-start=\"3603\" data-end=\"3622\" data-col-size=\"sm\"\u003eScrew Terminals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3623\" data-end=\"3647\"\u003e\n\u003ctd data-start=\"3623\" data-end=\"3640\" data-col-size=\"sm\"\u003eMounting Holes\u003c\/td\u003e\n\u003ctd data-start=\"3640\" data-end=\"3647\" data-col-size=\"sm\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cblockquote data-start=\"3649\" data-end=\"3823\"\u003e\n\u003cp data-start=\"3651\" data-end=\"3823\"\u003e\u003cstrong data-start=\"3651\" data-end=\"3660\"\u003eNote:\u003c\/strong\u003e Contact ratings are based on the relay manufacturer's specifications. Always ensure the connected load operates within the recommended voltage and current limits.\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003ch3 data-section-id=\"42mh1o\" data-start=\"3830\" data-end=\"3844\"\u003eTypical Uses\u003c\/h3\u003e\n\u003cp data-start=\"3846\" data-end=\"4173\"\u003eThis relay module is commonly used when low-voltage controllers need to switch higher-voltage or higher-current electrical devices safely. It is suitable for home automation, industrial control panels, robotics, embedded electronics, educational projects, and other applications requiring independent control of multiple loads.\u003c\/p\u003e\n\u003ch3 data-section-id=\"c3mln3\" data-start=\"4180\" data-end=\"4194\"\u003eApplications\u003c\/h3\u003e\n\u003ch3 data-section-id=\"biq1ja\" data-start=\"4196\" data-end=\"4226\"\u003eHome \u0026amp; Building Automation\u003c\/h3\u003e\n\u003cul data-start=\"4227\" data-end=\"4299\"\u003e\n\u003cli data-section-id=\"mekors\" data-start=\"4227\" data-end=\"4251\"\u003eSmart lighting control\u003c\/li\u003e\n\u003cli data-section-id=\"jtwtvy\" data-start=\"4252\" data-end=\"4277\"\u003eHome automation systems\u003c\/li\u003e\n\u003cli data-section-id=\"suiy53\" data-start=\"4278\" data-end=\"4299\"\u003eAppliance switching\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1u0pbha\" data-start=\"4301\" data-end=\"4326\"\u003eIndustrial Automation\u003c\/h3\u003e\n\u003cul data-start=\"4327\" data-end=\"4398\"\u003e\n\u003cli data-section-id=\"5n8kt1\" data-start=\"4327\" data-end=\"4347\"\u003ePLC control panels\u003c\/li\u003e\n\u003cli data-section-id=\"d4k3ep\" data-start=\"4348\" data-end=\"4370\"\u003eIndustrial machinery\u003c\/li\u003e\n\u003cli data-section-id=\"1626wnn\" data-start=\"4371\" data-end=\"4398\"\u003eEquipment control systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1k9r74j\" data-start=\"4400\" data-end=\"4423\"\u003eEmbedded \u0026amp; Robotics\u003c\/h3\u003e\n\u003cul data-start=\"4424\" data-end=\"4536\"\u003e\n\u003cli data-section-id=\"1oprlwk\" data-start=\"4424\" data-end=\"4442\"\u003eArduino projects\u003c\/li\u003e\n\u003cli data-section-id=\"9brxrw\" data-start=\"4443\" data-end=\"4462\"\u003eESP32 development\u003c\/li\u003e\n\u003cli data-section-id=\"5x6wki\" data-start=\"4463\" data-end=\"4481\"\u003eESP8266 projects\u003c\/li\u003e\n\u003cli data-section-id=\"zqtbzt\" data-start=\"4482\" data-end=\"4505\"\u003eRaspberry Pi projects\u003c\/li\u003e\n\u003cli data-section-id=\"mh6368\" data-start=\"4506\" data-end=\"4525\"\u003eSTM32 development\u003c\/li\u003e\n\u003cli data-section-id=\"g0eet1\" data-start=\"4526\" data-end=\"4536\"\u003eRobotics\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"j03twp\" data-start=\"4538\" data-end=\"4565\"\u003eElectrical Load Control\u003c\/h3\u003e\n\u003cul data-start=\"4566\" data-end=\"4675\"\u003e\n\u003cli data-section-id=\"1pkwohj\" data-start=\"4566\" data-end=\"4580\"\u003ePump control\u003c\/li\u003e\n\u003cli data-section-id=\"ulqneu\" data-start=\"4581\" data-end=\"4594\"\u003eFan control\u003c\/li\u003e\n\u003cli data-section-id=\"ayau1d\" data-start=\"4595\" data-end=\"4612\"\u003eMotor switching\u003c\/li\u003e\n\u003cli data-section-id=\"1u538zi\" data-start=\"4613\" data-end=\"4637\"\u003eSolenoid valve control\u003c\/li\u003e\n\u003cli data-section-id=\"1uowgv4\" data-start=\"4638\" data-end=\"4675\"\u003eSecurity and access control systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1i2miyw\" data-start=\"4682\" data-end=\"4697\"\u003eCompatibility\u003c\/h3\u003e\n\u003cp data-start=\"4699\" data-end=\"4715\"\u003eCompatible with:\u003c\/p\u003e\n\u003cul data-start=\"4717\" data-end=\"4926\"\u003e\n\u003cli data-section-id=\"vhj6bi\" data-start=\"4717\" data-end=\"4765\"\u003eArduino Uno, Nano, Mega, and compatible boards\u003c\/li\u003e\n\u003cli data-section-id=\"1qhh5kl\" data-start=\"4766\" data-end=\"4792\"\u003eESP32 development boards\u003c\/li\u003e\n\u003cli data-section-id=\"hoy1j2\" data-start=\"4793\" data-end=\"4821\"\u003eESP8266 development boards\u003c\/li\u003e\n\u003cli data-section-id=\"12md0eu\" data-start=\"4822\" data-end=\"4843\"\u003eRaspberry Pi boards\u003c\/li\u003e\n\u003cli data-section-id=\"u9m2hl\" data-start=\"4844\" data-end=\"4870\"\u003eSTM32 development boards\u003c\/li\u003e\n\u003cli data-section-id=\"dw0k0r\" data-start=\"4871\" data-end=\"4891\"\u003e5V PLC controllers\u003c\/li\u003e\n\u003cli data-section-id=\"1c34ksk\" data-start=\"4892\" data-end=\"4926\"\u003eOther 5V digital control systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"hg9dub\" data-start=\"4933\" data-end=\"4951\"\u003ePackage Includes\u003c\/h3\u003e\n\u003cul data-start=\"4953\" data-end=\"5011\"\u003e\n\u003cli data-section-id=\"1cgk8c3\" data-start=\"4953\" data-end=\"5011\"\u003e1 × 5V 4 Channel Relay Module with Optocoupler Isolation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1bujgeb\" data-start=\"5018\" data-end=\"5035\"\u003eImportant Notes\u003c\/h3\u003e\n\u003cul data-start=\"5037\" data-end=\"5461\"\u003e\n\u003cli data-section-id=\"3wu1v6\" data-start=\"5037\" data-end=\"5095\"\u003eUse a regulated 5V DC power supply for stable operation.\u003c\/li\u003e\n\u003cli data-section-id=\"i4rqpe\" data-start=\"5096\" data-end=\"5212\"\u003eConfirm the trigger logic and JD-VCC configuration before connecting your controller, as board revisions may vary.\u003c\/li\u003e\n\u003cli data-section-id=\"cxtdza\" data-start=\"5213\" data-end=\"5276\"\u003eDo not exceed the relay's maximum voltage or current ratings.\u003c\/li\u003e\n\u003cli data-section-id=\"zk4163\" data-start=\"5277\" data-end=\"5335\"\u003eDisconnect power before wiring or modifying the circuit.\u003c\/li\u003e\n\u003cli data-section-id=\"vtui0c\" data-start=\"5336\" data-end=\"5461\"\u003eKeep mains-voltage wiring isolated from the low-voltage control circuit and follow appropriate electrical safety practices.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"12tzg4f\" data-start=\"5468\" data-end=\"5490\"\u003eWhy Buy from Chip.pk\u003c\/h3\u003e\n\u003cul data-start=\"5492\" data-end=\"5745\"\u003e\n\u003cli data-section-id=\"1iqwzql\" data-start=\"5492\" data-end=\"5523\"\u003eGenuine electronic components\u003c\/li\u003e\n\u003cli data-section-id=\"l45g6o\" data-start=\"5524\" data-end=\"5555\"\u003eFast delivery across Pakistan\u003c\/li\u003e\n\u003cli data-section-id=\"wzt08x\" data-start=\"5556\" data-end=\"5586\"\u003eSecure and careful packaging\u003c\/li\u003e\n\u003cli data-section-id=\"11v4qws\" data-start=\"5587\" data-end=\"5663\"\u003eWide selection of electronics, embedded, robotics, and automation products\u003c\/li\u003e\n\u003cli data-section-id=\"3792sy\" data-start=\"5664\" data-end=\"5745\"\u003eReliable support for students, hobbyists, engineers, and industry professionals\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"195ecoo\" data-start=\"99\" data-end=\"134\" class=\"PDq2pG_selectionAnchorContainer\"\u003eFrequently Asked Questions (FAQs)\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003ch3 data-section-id=\"q6sfpi\" data-start=\"343\" data-end=\"395\" class=\"PDq2pG_selectionAnchorContainer\"\u003e1. What is a 5V 4 Channel Relay Module used for?\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cp data-start=\"396\" data-end=\"572\"\u003eThe module allows you to control up to four independent AC or DC electrical devices using low-voltage control signals from microcontrollers, PLCs, or other digital controllers.\u003c\/p\u003e\n\u003ch3 data-section-id=\"ffxwq6\" data-start=\"579\" data-end=\"631\"\u003e2. Is this relay module compatible with Arduino?\u003c\/h3\u003e\n\u003cp data-start=\"632\" data-end=\"751\"\u003eYes. It is compatible with Arduino Uno, Nano, Mega, and other compatible boards that provide 5V digital output signals.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1c17vc9\" data-start=\"758\" data-end=\"815\"\u003e3. Can I use this relay module with ESP32 or ESP8266?\u003c\/h3\u003e\n\u003cp data-start=\"816\" data-end=\"947\"\u003eYes. It works with ESP32 and ESP8266 development boards. Verify the trigger voltage requirements before connecting your controller.\u003c\/p\u003e\n\u003ch3 data-section-id=\"glkk52\" data-start=\"954\" data-end=\"1001\"\u003e4. Does this module work with Raspberry Pi?\u003c\/h3\u003e\n\u003cp data-start=\"1002\" data-end=\"1158\"\u003eYes. It can be used with Raspberry Pi GPIO pins. Since Raspberry Pi uses 3.3V GPIO, verify the trigger voltage requirements of your relay module before use.\u003c\/p\u003e\n\u003ch3 data-section-id=\"11rhuyb\" data-start=\"1165\" data-end=\"1211\"\u003e5. What is the purpose of the optocoupler?\u003c\/h3\u003e\n\u003cp data-start=\"1212\" data-end=\"1385\"\u003eThe optocoupler provides electrical isolation between the control circuit and relay switching circuit, helping reduce electrical interference and improve system reliability.\u003c\/p\u003e\n\u003ch3 data-section-id=\"55zt88\" data-start=\"1392\" data-end=\"1454\"\u003e6. What devices can be controlled using this relay module?\u003c\/h3\u003e\n\u003cp data-start=\"1455\" data-end=\"1633\"\u003eIt can switch compatible electrical loads such as lights, fans, pumps, motors, solenoid valves, alarms, locks, and other AC or DC devices within the relay's rated specifications.\u003c\/p\u003e\n\u003ch3 data-section-id=\"vuqwtj\" data-start=\"1640\" data-end=\"1686\"\u003e7. What is the maximum switching capacity?\u003c\/h3\u003e\n\u003cp data-start=\"1687\" data-end=\"1851\"\u003eThe relay contacts are typically rated up to \u003cstrong data-start=\"1732\" data-end=\"1750\"\u003e10A at 250V AC\u003c\/strong\u003e or \u003cstrong data-start=\"1754\" data-end=\"1771\"\u003e10A at 30V DC\u003c\/strong\u003e. Always ensure the connected load remains within the relay's specified ratings.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1t11nkr\" data-start=\"1858\" data-end=\"1915\"\u003e8. Is this module suitable for industrial automation?\u003c\/h3\u003e\n\u003cp data-start=\"1916\" data-end=\"2057\"\u003eYes. It is widely used in PLC control panels, industrial automation systems, machine control, robotics, and equipment switching applications.\u003c\/p\u003e\n\u003ch3 data-section-id=\"evzwlt\" data-start=\"2064\" data-end=\"2106\"\u003e9. What is the JD-VCC header used for?\u003c\/h3\u003e\n\u003cp data-start=\"2107\" data-end=\"2288\"\u003eMany versions include a JD-VCC header that allows separate power for the relay coils and control circuit, improving electrical isolation. Availability depends on the board revision.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1yctodw\" data-start=\"2295\" data-end=\"2347\"\u003e10. Is this relay module suitable for beginners?\u003c\/h3\u003e\n\u003cp data-start=\"2348\" data-end=\"2492\"\u003eYes. Its clearly labeled terminals and simple wiring make it suitable for students, hobbyists, educators, and professional electronics projects.\u003c\/p\u003e","brand":"Chip.pk","offers":[{"title":"Default Title","offer_id":52022314008861,"sku":null,"price":400.0,"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-optocoupler-isolation","provider":"Chip.pk","version":"1.0","type":"link"}