Dry Contact Trigger Wireless Switches

This type of wireless remote control device consists of a transmitter with 2 dry contact inputs and a receiver with relay output. You can use this wireless switch to remotely control a device by the normally open contact of another device. It can be used for synchronous wireless control of various home, industrial or agricultural equipments. Such as sensor automatic control system. You can connect a sensor to this transmitter and connect an AC or DC device to the receiver, then the device will automatically turn on or off through the sensor.


5km Long Range Normally Open Dry Contact Triggered Wireless Remote Switch , With AC Power Input