DC7-28/5V 30A ESP8266 WIFI 4 Channel Relay Module ESP-12F Development Board


Out of stock

Approx Restocking Date: NA
SKU: 1165426
  1. Item Type: Relay Module
  2. Material: Printed Circuit Board
  3. Working Voltage: Supports DC7-28V/DC 5V.
  4. Relay Module Specification: 5V/30A


(Including GST)

Out of stock

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Brand: Generic
Category: IoT Development Boards

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.


  1. 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.
  2. When downloading, 00 needs to be connected with GND, and then disconnect 00 from GND after downloading.
  3. NC relay output: normally closed end, the relay is shorted to com before closing and suspended after closing.
  4. COM: public end. No: normal start, the relay is suspended before closing and will short to com after closing.


  1. Mature and stable esp-12f WiFi module on board, large capacity 4m Byte Flash.
  2. The WiFi module I / O port and UART program download port are all led,
  3. It is suitable for secondary development.
  4. The power supply mode supports dc7-28v / 5V.
  5. Integrated WiFi module RST Reset button and a programmable key.
  6.  Esp-12f supports the use of eclipse / Arduino LDE and other developers Provides the reference program in the Arduino development environment.
  7.  Onboard 5V / 30A 4-way relay, output switch signal, suitable for control. Control the load whose working voltage is Within AC 250V / DC 30V.
  8. On-board power indicator, 1 programmable led and relay indicator.

Package Includes:

1 x ESP8266 WIFI Development Board

SKU: 1165426 Category:
Item Type

Relay Module

Working Voltage

DC7-28V/DC 5V

Relay Module


Applicable Scenarios

for ESP8266

Shipment Weight

0.2 kg

Shipment Dimensions

9 × 9 × 4 cm

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Country Of Origin: China