This is the Blue variant of the DC 12V Bluetooth 4 Channels Relay Module, Internet Smart Remote, Control Mobile Phone, Switch Wireless Relay in Relay Modules. Available at ₹689.12 (₹584.00 + GST) with free shipping across India.
DC 12V Bluetooth 4 Channels Relay Module, Internet Smart Remote, Control Mobile Phone, Switch Wireless Relay
Introducing the DC 12V 4 Channel Bluetooth Wireless Control Relay Module, your ultimate solution for convenient and smart remote control of electrical appliances. This versatile module features four relay channels designed to handle appliances operating at 230VAC or 30VDC with a current of up to 10A each, all powered by a 12VDC input.
Features:
- Bluetooth Connectivity: Equipped with an integrated SPP-C Bluetooth serial slave module, this relay module allows seamless control via a mobile phone app or custom Bluetooth remote, providing you with effortless control over your devices.
- LED Indicators: Stay informed about the module’s status with built-in LED indicators. The Bluetooth state indicator (D1) blinks slowly during pairing and remains continuously on when the connection is established. The relay indicators (D2/D3/D4/D5) show the status of each relay individually.
- Optocoupler Isolation: Enjoy enhanced reliability and anti-interference capabilities with four optocoupler isolation channels, ensuring stable and secure operation of your connected devices.
- High-Quality Components: Built with quality in mind, this module features an onboard N76E003/STM8S003 microcontroller and Bluetooth 2.1 module for reliable performance.
- Effortless Setup: With easy pairing and setup, this module is compatible with Android phones, allowing for quick integration into your smart home or automation projects.
Specifications:
| Specification | Description |
|---|---|
| Bluetooth Connectivity | Integrated SPP-C Bluetooth serial slave module |
| Number of Relay Channels | 4 |
| Input Voltage | 12VDC |
| Maximum Load Voltage | 230VAC / 30VDC |
| Maximum Load Current per Channel | Up to 10A |
| Optocoupler Isolation | Yes, with 4 channels |
| Bluetooth Range | Up to 10 meters (on open area) |
| Microcontroller | Onboard N76E003/STM8S003 |
| Bluetooth Version | 2.1 |
| LED Indicators | Bluetooth state indicator (Blue), Relay indicators (Red) |
| Control Distance (on open area) | 10 meters |
| Relay Endurance | 100,000 cycles continuously |
Enhance your home automation setup with the convenience and versatility of the DC 12V 4 Channel Bluetooth Wireless Control Relay Module. Control your appliances with ease from your smartphone and experience the future of smart home technology.
Package Includes:
1 x DC 12V 4 Channel Bluetooth Wireless Control Relay Module
Wemos D32 vs DOIT Devkit: Best ESP32 Value Boards India
Choosing between the Wemos D32 vs DOIT Devkit ESP32 India is one of the most common dilemmas faced...
Read More →
ESP32 Hall Effect Sensor: Magnetic Field Detection Guide
Did you know the ESP32 has a built-in hall effect sensor right inside the chip? The ESP32 hall...
Read More →
IoT Beehive Monitor: Weight, Temperature, and Humidity
Table of Contents Why Monitor Beehives Weight Measurement System Temperature and Humidity Sensing Building the Monitor Data Analysis...
Read More →Technical Specifications
| Operating Voltage | 12V |
|---|---|
| Interface / Protocol | Bluetooth |
| Color | Blue |
| SKU | AI3152 |
| Weight | 0.06 kg |
| Availability | In Stock |
Applications & Use Cases
The DC 12V Bluetooth 4 Channels Relay Module, Internet Smart Remote, Control Mobile Phone, Switch Wireless Relay is a versatile relay modules used across a wide range of applications including home automation, industrial control, IoT projects, Arduino/Raspberry Pi interfacing, and motor control.
Common use cases:
- Switching high-voltage AC appliances with a microcontroller
- Building a smart home relay board
- Automating irrigation pumps in agriculture
This product is ideal for electronics engineers, IoT developers, and automation hobbyists.
Technical Tip: Use optocoupler-isolated relay modules to protect your microcontroller. Match relay coil voltage to your MCU logic level (3.3V or 5V).
Shipping & Delivery
- Free shipping on orders above ₹999 across India
- Dispatched within 1-3 business days
- Expected delivery: 3-7 business days depending on location
- Secure packaging to ensure safe transit of electronic components
