Notice:
The orders shipped after 7th Aug 2024 are upgraded from ESP8266 to ESP32
 
4 Channels Relay Module With RF433 Made For ESPHome 
 
 
for Yaml, please visit: 
https://github.com/athom-tech/esp32-configs/blob/main/athom-4ch-relay-board.yaml
 
 
DC 5V/DC 7-30V  AC90-250V input  10A relay
 
All IOs on board,  Tasmota user can connect anything for example : motion sensor/ temperature sensor etc to the board, IO description as picture show.
 
Self-Locking:
 
The default setting of the relay is self-locking 
 
RF433 Built In
Built-in serial port chip, can directly carry out secondary development and flash firmware
   
Operating voltage: 5V/7-30V DC/AC 90-250
relay on/off status respectively
Two input interfaces
Supports to control different voltage ranges
USB port power supply more convenient
Board consumption: <1W
Standby current: 80mA
Max input current: 10A
Max Wattage: 2200W
Relay lifespan: ?one million times
100M electrical insulation resistance
Electric shock voltage: 1000V
Relay maximum pull time: 15ms
Relay maximum release time: 5ms
Working mode: inching / self-locking
Wireless Standard: 2.4GHz, 802.11 b/g/n
Application: access control, turn on PC, garage door, etc.
Computer application: Remote control computer boot
Operating temperature: -40 degrees to +70 degrees
Operating Humidity 40%-80% RH
 
 

Product Highlights
4CH ESP32 RF433 Inching/Self-lock Relay Made Made For ESPHome is a relay control product made for ESPHome and Home Assistant. It is suitable for switch control, garage or appliance automation, and local smart home workflows.
Ideal For
Relay-based smart control
Inching or self-lock switch scenes
Local Home Assistant automation
Compatibility
Designed for local smart home use with Home Assistant. Products marked as Made For ESPHome use the correct Made For ESPHome compatibility wording and are intended for ESPHome-based local control.