This is the 5V variant of the DC7-28/5V 30A ESP8266 WIFI 4 Channel Relay Module ESP-12F Development Board in IoT Development Boards. Available at ₹1,109.20 (₹940.00 + GST) with free shipping across India.
PRODUCT DESCRIPTION
The ESP8266 four-way 30A relay development board is equipped with an ESP-12F WiFi module, all I/O ports are led out, and it supports DC7-28V/5V power supply. Provide Arduino development environment reference code, suitable for ESP8266 secondary development learning, smart home wireless control and other occasions.
Interfacing:
- GND, Rx, Tx and 5V of esp8266 record and write port are respectively connected with GND, TX, RX and 5V of external TTL serial port module.
- When downloading, 00 needs to be connected with GND, and then disconnect 00 from GND after downloading.
- NC relay output: normally closed end, the relay is shorted to com before closing and suspended after closing.
- COM: public end. No: normal start, the relay is suspended before closing and will short to com after closing.
Features:
- Mature and stable esp-12f WiFi module on board, large capacity 4m Byte Flash.
- The WiFi module I / O port and UART program download port are all led,
- It is suitable for secondary development.
- The power supply mode supports dc7-28v / 5V.
- Integrated WiFi module RST Reset button and a programmable key.
- Esp-12f supports the use of eclipse / Arduino LDE and other developers Provides the reference program in the Arduino development environment.
- Onboard 5V / 30A 4-way relay, output switch signal, suitable for control. Control the load whose working voltage is Within AC 250V / DC 30V.
- On-board power indicator, 1 programmable led and relay indicator.
Package Includes:
1 x ESP8266 WIFI Development Board
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Read More →Technical Specifications
| Model | DC7-28 |
|---|---|
| Operating Voltage | 5V |
| Current Rating | 30A |
| Channels | 4-channel |
| Interface / Protocol | WiFi |
| SKU | AI3252 |
| Weight | 0.17 kg |
| Availability | In Stock |
Applications & Use Cases
The DC7-28/5V 30A ESP8266 WIFI 4 Channel Relay Module ESP-12F Development Board is a versatile iot development boards used across a wide range of applications including rapid IoT prototyping, connected sensor platforms, edge computing, wearable devices, and home automation.
Common use cases:
- Prototyping a smart environmental monitor
- Building a BLE-connected fitness tracker
- Creating an edge AI inference device
This product is ideal for IoT engineers, embedded developers, and electronics students.
Technical Tip: Development boards with built-in displays and sensors accelerate prototyping. Check GPIO count and peripheral support for your project needs.
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
