Top 8 Best Esp8266 Relay

30VDC 250VAC Load Equiped with high-current relay, AC250V 10A DC30V 10A, each relay has normally open and normally closed contact. Can be selected by jumper relay and TTL or ground.. High Level TriggerThe relay module is triggered by high level signal, which can be input from microcontroller IO.. 3V3.3V power relay module- This Relay Board provides a single relay that can be controlled by any 3V3.3V digital input from your microcontroller IO.. Wide Application- These 3v relay board works well with ARM PIC AVR MCURaspberryCNC machine PS43.3V NodeMCU ESP8266 module etc.. Long Life - Fast response time less than 20ms and long lifetime up to 100,000 times snap action with diode freewheel protection..

The esp8266 module is 11 digital input output pins, all pins with interrupt PWM I2C support 1 line except D0 1 analog input3.2V max input. Micro USB connection 1MB Flash 500mA resettable fuse.. WiFi internet development board 5V 1A switching power supply switching power supplyonboard.. 5V relay shield is a digital switch to control much higher voltages and currents than esp8266 mini microcontroller, controlled by the D1 , the relay will switch to allow current to flow or turn off, depending on wiring.. 40 pin 0.1inch 2.54mm male pin header connector PCB board pin strip electronic component, they are easy to be cut to any length if needed, you can cut or score with some electronic tool.. The pin header is an ideal connector for the PCB board and intergrated circuit, used widely in the computer and breadboard, compatible with raspberry pi or other electronic project..

Working Voltage DC 7-28V 5V. Material Made of highquality materials, the product is light and waterproof, with good insulation properties.. Stable Performance The relay is closed continuously for 100,000 times, with strong driving ability. With excellent production process and exquisite craftsmanship, the module is not easy to solder.. ESP-12F WIFI Module The product is an onboard mature ESP-12FWIFI module, which can ensure stable work. The module is suitable for the secondary development of ESP8266 and smart home wireless control.. How to Use ESP8266's GND, RX, TX, and 5V are respectively connected to the GND, TX, RX, and 5V of the external TTL serial port module. IO0 must be connected to GND when downloading. After the download is complete, disconnect the connection between IO0 and GND..

On-board mature and stable ESP-12F WiFi module with large capacity of 4M Byte Flash. The IO port of WiFi module and UART program download port are all led out, which is convenient for secondary development. Support DC8-80VUSB5Vpin port power supply, RST reset key of onboard WiFi module. Onboard 1 5V relay, output switch signal, suitable for controlling and controlling loads with working voltage within AC 250VDC30V. Onboard power indicator, 1 programmable LED and relay indicator.

ESP-12F ESP8266 WIFI Relay Module DC5V. Input overcurrent protection.. More safe with relays PCB pin anti-climb design.. 220V 10A relay, one normally open, one normally closed.. With ESP8266 Wifi module,4-layers board design.

2,This breadboard adapter will help you to make prototyping with ESP-01 ESP-01S wifi module much easier.. 3,This breakout offers clear pinout silkprint on top and will nicely fit your prefered breadboard. 4,Onboard 0.1F decoupling capacitor makes the esp01 esp01s wifi module always run smoothly without a hitch.. 5,What you will get is 5 X ESP-01S adapter board..

Optocoupler Isolator 3V3.3V power relay module supports photocoupler isolation control.. High Level TriggerThe relay module is triggered by high level signal, which can be input from microcontroller IO.. Jumper CapsYou are free to select whether the relay and the signal share the same power supply or not by removing the jumper caps on the pins or not. It is recommended to share the same power supply, because that is more convenient for using.. 30VDC 250VAC LoadThe power switch is compatible with 10A 250VAC and 10A 30VDC load..

Based on ESP-01S module.. This module uses ESP-01S as the main control and is remotely controlled by mobile phone APP for smart home or IOT projects.. With this smart relay, you can easy to DIY your smart switch and control any device through your phone anywhere.. Light weight, compact size and very easy to install in a small case.. Package Includes 5Set ESP8266 Transceiver Relay Switch Board.

1. 3V 1-Channel Relay interface board support photocoupler isolation control,has the output signal indicator,the signal input port can connect SCM IO port, high level signal drive. 2. Support dual power supply input ensure high anti-interference ability,high reliability of photoelectric isolation protection. 3. With diode continuous flow protection,response time is less than 20 milliseconds,long life of relay can be absorbed 100,000 times continuously. 4. The external connection uses the rotary crimping terminal, causes the wiring to be more solid.. 5. Equiped with high-current relay, AC250V 10A DC30V 10A,each relay has normally open and normally closed contact. Can be selected by jumper relay and TTL or ground..

Based on ESP-01S WIFI module.. Designed for smart home,internet and other DIY projects.. With this smart relay, you will easy to DIY your smart switch to control any device by your phone anywhere.Providing APP and LUA source programs. It can be controlled remotely. Light weight, compact size and very easy to install in a small case. Package Includes 3 Set ESP8266 Transceiver Relay Switch Board.