{"product_id":"5v-1-channel-30a-relay","title":"5v 1 channel 30A relay","description":"\u003cmeta name=\"description\" content=\"Buy 5v 1 channel 30A relay online in India at best price from The Engineer Store, Bengaluru. Authentic product, 7-day warranty on manufacturing defects, fast delivery across India.\"\u003e\n```html\n\u003ch1\u003e5V 1 Channel 30A Relay Module\u003c\/h1\u003e\n\u003cp\u003eHigh-power 30A relay module with 5V logic-level control from The Engineer Store, Bengaluru. Safely switch heavy loads up to 30A using Arduino, ESP32, Raspberry Pi, or any 5V microcontroller. Built with optocoupler isolation for reliable, noise-free operation. Fast shipping, 7-day warranty on manufacturing defects, expert support.\u003c\/p\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003e1 Channel Relay Module (High-Power)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControl Signal Voltage\u003c\/td\u003e\n\u003ctd\u003e5V DC (Logic Level)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelay Rating (AC)\u003c\/td\u003e\n\u003ctd\u003e30A @ 250VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelay Rating (DC)\u003c\/td\u003e\n\u003ctd\u003e30A @ 30VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTrigger Type\u003c\/td\u003e\n\u003ctd\u003eActive Low (Low-level trigger)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation\u003c\/td\u003e\n\u003ctd\u003eOptocoupler isolated (input\/output separation)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContact Configuration\u003c\/td\u003e\n\u003ctd\u003eNO (Normally Open) + NC (Normally Closed) + COM (Common)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelay Type\u003c\/td\u003e\n\u003ctd\u003eSPDT (Single Pole Double Throw)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCoil Power Consumption\u003c\/td\u003e\n\u003ctd\u003e~150-200mA at 5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSwitching Time\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;=10ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMechanical Life\u003c\/td\u003e\n\u003ctd\u003e\u0026gt;=100,000 operations\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectrical Life\u003c\/td\u003e\n\u003ctd\u003e\u0026gt;=50,000 operations (at rated load)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStatus Indicator\u003c\/td\u003e\n\u003ctd\u003eOnboard LED (relay state)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Pins\u003c\/td\u003e\n\u003ctd\u003eVCC, GND, IN (Signal)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Terminals\u003c\/td\u003e\n\u003ctd\u003eScrew terminals (NO, NC, COM)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBoard Dimensions\u003c\/td\u003e\n\u003ctd\u003e~68 x 40 x 20mm (approx.)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003ePCB mounting holes included\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Platforms\u003c\/td\u003e\n\u003ctd\u003eArduino, ESP32, ESP8266, Raspberry Pi, STM32, PIC, 5V MCUs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e-25 degreesC to +70 degreesC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eOriginal\/Authentic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e7-day warranty on manufacturing defects\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupport\u003c\/td\u003e\n\u003ctd\u003eEmail \u0026amp; WhatsApp 24\/7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eWhy Choose This?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrue 30A high-current switching:\u003c\/strong\u003e Handle heavy loads like water heaters, motors, industrial pumps, and high-wattage appliances that standard 10A relays cannot manage\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptocoupler isolation:\u003c\/strong\u003e Protects your microcontroller from high-voltage spikes and electrical noise on the load side, ensuring safe and reliable operation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy-duty screw terminals:\u003c\/strong\u003e Thick gauge screw terminals rated for high-current wiring - secure connections that won't loosen under load\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSimple 3-pin interface:\u003c\/strong\u003e Connect VCC, GND, and a single signal pin - active-low trigger makes it compatible with virtually any 5V microcontroller\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOnboard LED indicator:\u003c\/strong\u003e Instantly see relay state at a glance for easy debugging and monitoring\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100% authentic from trusted suppliers:\u003c\/strong\u003e Sourced from authorized distributors with quality verification\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1-5 day shipping, 7-8 day delivery from Bengaluru warehouse:\u003c\/strong\u003e Fast delivery across India, same-day within Bengaluru\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpert technical support included:\u003c\/strong\u003e Get help with wiring, code, and integration from our engineering team\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eProject Ideas\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHome Automation (High-Power):\u003c\/strong\u003e Control water heaters, geysers, air conditioners, room heaters, and heavy kitchen appliances remotely via smartphone or voice assistant using ESP32\/ESP8266 with Blynk or Home Assistant\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustrial Motor Control:\u003c\/strong\u003e Switch high-current single-phase motors, compressors, and industrial fans on\/off with microcontroller logic and safety interlocks\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSolar Power Management:\u003c\/strong\u003e Build an automatic transfer switch (ATS) that toggles between solar inverter and mains power based on voltage sensing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWater Pump Automation:\u003c\/strong\u003e Create a smart irrigation or tank-filling system using water level sensors and Arduino to automatically start\/stop a submersible or centrifugal pump\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEV Charging Station Controller:\u003c\/strong\u003e Manage high-current charging circuits for electric vehicles or e-bikes with timer-based or app-controlled switching\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3D Printer \u0026amp; CNC Heated Bed Control:\u003c\/strong\u003e Safely switch high-current heated beds or spindle motors with PID-controlled microcontroller output\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenerator Auto-Start System:\u003c\/strong\u003e Detect mains power failure and automatically trigger a generator starter circuit with appropriate delay logic\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAquarium \u0026amp; Greenhouse Automation:\u003c\/strong\u003e Control high-wattage heaters, UV sterilizers, and circulation pumps on scheduled or sensor-triggered cycles\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLearning \u0026amp; Education:\u003c\/strong\u003e Ideal for engineering students learning about relay interfacing, optocoupler isolation, high-voltage safety, and embedded systems design\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhen will I receive my order?\u003c\/summary\u003e\n\u003cp\u003eProducts ship within 1-5 days from our Bengaluru warehouse. Delivery within 7-8 days to most locations across India.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eIs technical support available?\u003c\/summary\u003e\n\u003cp\u003eYes, 24\/7 support via email and WhatsApp for setup, troubleshooting, and application guidance.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat is your return policy?\u003c\/summary\u003e\n\u003cp\u003e7-day returns on manufacturing defects only. Full refund or replacement. Not applicable for user damage or misuse.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eAre bulk discounts available?\u003c\/summary\u003e\n\u003cp\u003eYes, wholesale pricing on orders of 10+ units. Contact us via WhatsApp or email for a custom quote.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003ch2\u003eBuy 5v 1 channel 30A relay Online in India\u003c\/h2\u003e\n\u003cp\u003ePurchase the \u003cstrong\u003e5v 1 channel 30A relay\u003c\/strong\u003e online at \u003ca href=\"https:\/\/theengineerstore.in\"\u003eThe Engineer Store\u003c\/a\u003e - India's most trusted electronics components store. We deliver across all major cities including Bengaluru, Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata, Ahmedabad, Jaipur, and Surat. Get the best price on \u003cstrong\u003e5v 1 channel 30A relay\u003c\/strong\u003e with fast 1-5 day shipping from our Bengaluru warehouse. All products are 100% authentic, sourced from authorized distributors with 7-day warranty on manufacturing defects.\u003c\/p\u003e\n\u003cp\u003eLooking to buy \u003cstrong\u003e5v 1 channel 30A relay\u003c\/strong\u003e at the best price in India? The Engineer Store offers competitive pricing, bulk discounts for orders of 10+ units, and dedicated technical support via email and WhatsApp. Whether you are a hobbyist, student, or professional engineer, we have everything you need for your electronics projects.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":43720263368867,"sku":"TES-EV2243","price":275.6,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/4479\/7091\/products\/1679381420648-0a0b3c00f0c64fc2-5100F5FC738ED9DBB2CF750BBB6A0DB3.jpg?v=1699528437","url":"https:\/\/www.theengineerstore.in\/zh-hant\/products\/5v-1-channel-30a-relay","provider":"The Engineer Store","version":"1.0","type":"link"}