5v 1 channel 30A relay
5v 1 channel 30A relay
5V 1 Channel 30A Relay Module
High-power 30A relay module with 5V logic-level control from The Tech Depot, 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.
Specifications
| Module Type | 1 Channel Relay Module (High-Power) |
| Control Signal Voltage | 5V DC (Logic Level) |
| Relay Rating (AC) | 30A @ 250VAC |
| Relay Rating (DC) | 30A @ 30VDC |
| Trigger Type | Active Low (Low-level trigger) |
| Isolation | Optocoupler isolated (input/output separation) |
| Contact Configuration | NO (Normally Open) + NC (Normally Closed) + COM (Common) |
| Relay Type | SPDT (Single Pole Double Throw) |
| Coil Power Consumption | ~150-200mA at 5V |
| Switching Time | <=10ms |
| Mechanical Life | >=100,000 operations |
| Electrical Life | >=50,000 operations (at rated load) |
| Status Indicator | Onboard LED (relay state) |
| Input Pins | VCC, GND, IN (Signal) |
| Output Terminals | Screw terminals (NO, NC, COM) |
| Board Dimensions | ~68 x 40 x 20mm (approx.) |
| Mounting | PCB mounting holes included |
| Compatible Platforms | Arduino, ESP32, ESP8266, Raspberry Pi, STM32, PIC, 5V MCUs |
| Operating Temperature | -25 degreesC to +70 degreesC |
| Origin | Original/Authentic |
| Warranty | 7-day warranty on manufacturing defects |
| Support | Email & WhatsApp 24/7 |
Why Choose This?
- True 30A high-current switching: Handle heavy loads like water heaters, motors, industrial pumps, and high-wattage appliances that standard 10A relays cannot manage
- Optocoupler isolation: Protects your microcontroller from high-voltage spikes and electrical noise on the load side, ensuring safe and reliable operation
- Heavy-duty screw terminals: Thick gauge screw terminals rated for high-current wiring - secure connections that won't loosen under load
- Simple 3-pin interface: Connect VCC, GND, and a single signal pin - active-low trigger makes it compatible with virtually any 5V microcontroller
- Onboard LED indicator: Instantly see relay state at a glance for easy debugging and monitoring
- 100% authentic from trusted suppliers: Sourced from authorized distributors with quality verification
- 1-5 day shipping, 7-8 day delivery from Bengaluru warehouse: Fast delivery across India, same-day within Bengaluru
- Expert technical support included: Get help with wiring, code, and integration from our engineering team
Project Ideas
- Home Automation (High-Power): 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
- Industrial Motor Control: Switch high-current single-phase motors, compressors, and industrial fans on/off with microcontroller logic and safety interlocks
- Solar Power Management: Build an automatic transfer switch (ATS) that toggles between solar inverter and mains power based on voltage sensing
- Water Pump Automation: Create a smart irrigation or tank-filling system using water level sensors and Arduino to automatically start/stop a submersible or centrifugal pump
- EV Charging Station Controller: Manage high-current charging circuits for electric vehicles or e-bikes with timer-based or app-controlled switching
- 3D Printer & CNC Heated Bed Control: Safely switch high-current heated beds or spindle motors with PID-controlled microcontroller output
- Generator Auto-Start System: Detect mains power failure and automatically trigger a generator starter circuit with appropriate delay logic
- Aquarium & Greenhouse Automation: Control high-wattage heaters, UV sterilizers, and circulation pumps on scheduled or sensor-triggered cycles
- Learning & Education: Ideal for engineering students learning about relay interfacing, optocoupler isolation, high-voltage safety, and embedded systems design
Frequently Asked Questions
When will I receive my order?
Products ship within 1-5 days from our Bengaluru warehouse. Delivery within 7-8 days to most locations across India.
Is technical support available?
Yes, 24/7 support via email and WhatsApp for setup, troubleshooting, and application guidance.
What is your return policy?
7-day returns on manufacturing defects only. Full refund or replacement. Not applicable for user damage or misuse.
Are bulk discounts available?
Yes, wholesale pricing on orders of 10+ units. Contact us via WhatsApp or email for a custom quote.
Buy 5v 1 channel 30A relay Online in India
Purchase the 5v 1 channel 30A relay online at The Tech Depot - 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 5v 1 channel 30A relay 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.
Looking to buy 5v 1 channel 30A relay at the best price in India? The Tech Depot 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.