ESP32 Smart Relay Module

Professional 2-Channel 30A WiFi-Controlled Relay with Mobile App & Cloud Connectivity

WiFi Enabled Mobile App Cloud Connected OTA Updates
$129.99
Free shipping on orders over $200

Key Features

Industrial-grade smart relay solution with cutting-edge technology

High-Current Capacity

Two independent relay channels rated for 30A each, suitable for controlling high-power appliances and industrial equipment.

WiFi Connectivity

Built-in WiFi with easy provisioning through captive portal. Connect to your network in seconds without any coding.

Mobile App Control

Dedicated iOS and Android apps for remote control, monitoring, and configuration from anywhere in the world.

Cloud Integration

Firebase backend with real-time database synchronization, ensuring instant updates and reliable cloud connectivity.

OTA Firmware Updates

Over-the-air firmware updates mean your device stays up-to-date with new features and security patches automatically.

Device Sharing

Share device access with family members or team members. Full control over who can access and control your relays.

Command History

Complete transaction logging with timestamps and user information. Track every command sent to your device.

Secure Communication

MQTT-based secure communication with device-specific credentials. No API keys stored in firmware.

AC/DC Power Supply

Integrated AC to DC converter with industrial-grade power supply. No external adapter needed.

Professional Enclosure

Comes with a durable enclosure for safe installation in residential or industrial environments.

Manual Control Buttons

Physical buttons for local relay control. Works even without WiFi connection for safety and convenience.

OLED Display

Built-in OLED display shows device status, WiFi connection, and relay states at a glance.

Technical Specifications

Detailed technical information for engineers and developers

Hardware Specifications

Microcontroller ESP32 Dual-Core
Relay Channels 2 Channels
Current Rating 30A per channel
Voltage Rating 250V AC / 30V DC
Power Supply AC/DC Integrated
Display OLED I2C

Connectivity

WiFi 802.11 b/g/n
Frequency 2.4 GHz
Protocol MQTT over TCP
Cloud Backend Firebase Realtime DB
Local Control Physical Buttons

Software Features

OTA Updates Yes
Mobile App iOS & Android
Device Sharing Multi-user Support
Transaction Logging Cloud + Local
API Access RESTful API

Physical

Enclosure Industrial Grade
Mounting DIN Rail Compatible
Operating Temp -20°C to 70°C
Certifications CE, FCC Pending
Warranty 1 Year

Applications

Perfect for a wide range of automation scenarios

Home Automation

Control lights, fans, water heaters, and appliances remotely

Industrial Control

Automate machinery, pumps, motors, and industrial equipment

Smart Buildings

HVAC control, lighting management, and access control systems

Energy Management

Solar systems, battery management, and load switching

Water Systems

Irrigation control, water pumps, and tank management

HVAC Systems

Air conditioning, heating, and ventilation control

Warehouse Automation

Door controls, conveyor belts, and lighting systems

Power Distribution

Load management, power sequencing, and backup systems

Get Your Smart Relay Module

Choose the package that fits your needs

Single Unit $129.99
  • 1x ESP32 Smart Relay Module
  • Professional Enclosure
  • AC/DC Power Supply
  • Mobile App Access
  • Cloud Service (1 Year Free)
  • Documentation & Support
  • 1 Year Warranty
3-Pack Bundle $349.99
  • 3x ESP32 Smart Relay Modules
  • Professional Enclosures
  • AC/DC Power Supplies
  • Mobile App Access
  • Cloud Service (1 Year Free)
  • Priority Support
  • 1 Year Warranty
  • Save $40!
Enterprise (10+) Contact Us
  • 10+ Units (Custom Quantity)
  • Volume Discounts Available
  • Custom Firmware Options
  • White-Label Solutions
  • Dedicated Support
  • Extended Warranty Options
  • Custom Integration
  • Best Value!

Or contact us for bulk orders

30-Day Money Back Guarantee   |   Free Shipping on Orders Over $200

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