DieseRC 4 Channels WiFi Smart Switch, DC 5V 12V 24V 36V Passive Output Relay Module Ewelink APP WiFi Control Compatible with Alexa/Google Home, Inching/Self-Locking Switch

Price: $17.99
(as of Feb 22, 2026 12:38:16 UTC – Details)

Product description

About DieseRC

DieseRC is a professional manufacturer of WIFI remote control switches and RF / Zigbee / Bluetooth smart switches, which focus on providing customer with convenient, energy-saving, safe, efficient and economical remote control devices and solutions. We have our own factory, our own engineers and our own brand. Our products have been praised by general customers and widely used in different fields, such as lighting, motor, garage door, electric curtain, roller shutter, linear actuator, water pump, ventilation system, alarm bell, the electric door lock, etc.

Multiple Control Mode

DieseRC WIFI control and Bluetooth control Smart Switch Relay Module, which uses WIFI IEEE802.11b/g/n and RM2.4G Bluetooth and signal transmit technology, You can control each device connected to the relay receiver through the mobile devices. The smart switch is compatible with Amazon Alexa (Amazon Echo / Dot / Spot), Google Home. It is able to achieve several kinds of intelligent controls.

Easy to use

This is a universal relay controller board. Passive output relay controller. Dry contacts. The relay is clean. The receiver with 4 relays which can be controlled independently. There are 3 operation modes( toggle mode/ inching mode/ latched mode), which can easy to change them. This smart module can connect with “eWelink” APP. You can control your device from everywhere via Internet. sharing control with the whole family.

Wide Application

This products can be used in homes, farms, factories, offices, laboratories, supermarkets, etc. Wireless remote control applications range from simple household remote controls to automation such as any device start button, computer start button, garage door opener button, door control system button, lights, ventilation device, fan, Lamp, wireless door alarm, linear actuator, printer, and other electrical equipment etc. It can work as a button or a switch, controlled via WIFI.

Package includes

1x Smart Switch Relay Module1x Product Manual

Product Parameters

Smart Switch Relay Module WIFI+Bluetooth

Working Voltage: DC 5V or DC 7V~48V or AC 7V~32VRelay max current: 10AOutput type: passive output/ dry contactsChannel: 4 channelsWIFI Frequency: 2.4GHzSupport App: “EWelink” APPCompatible with: Alexa/ google home and so on Support Remote Control: RM2.4G Bluetooth remote controlSize: 55*29*17 mm (2.2*1.1*0.7 in)Working temperature: -30~+80
Timer switch, setting your schedule Voice control from Alexa or google home and so on Family share Linked with other WIFI sensors, smart home life Work as a toggle switch or a button

WIFI Control: How to Connect Your Mobile Devices

Searching “eWelink” APP at APP store., and download the APP.Add and connect your device according to the user guide and FAQ at APP.

Universal relay module

This is a universal relay controller board. Passive output relay. Potential-free contacts. Dry contacts. The relays are independently. There is no current in it. The relay is clean.When the smart switch is outage, the terminal COM always connected with terminal NC. When you actived the relay, the terminal COM will connected with the terminal NO.

So you can control any device with this smart switch, within the specified current range. Such as computer start button, door opener system button, Electronic equipment start button.

As a switch or a button

There are 3 operation modes ( toggle mode/ inching mode/ latched mode), which can easy to change them.

Toggle mode: it can work as a switch, you can press to turn it on and press again to turn it off. Inching mode: it can work as a button(pulse switch), you can press to turn it on and it will automatically turn off after X seconds, you can set up the delay time as your needs. It can easy to creat an pulse signal.Latched mode: Only 1 relay can be turn on at the same time.

2 power supply modes

2 power supply modes, you can choise one between them.

Micro-USB Type-B power supply. The current need to be DC 5V 0.5A.Screw terminal power supply. The current need to be DC 7V~48V 0.5A, or AC 7V~32V 0.5A.

How to connect your mobile devices

Universal relay module

As a switch or a button

Power supply

Wiring Diagram

This is a universal relay. Passive output relay controller. Dry contacts. According to different use scenarios, there are a variety of different wiring methods, flexible processing. It can work as a toggle switch or a button(pulse switch).

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Channel
1 2 4 1 2 2

Voltage
DC 5 or DC/AC 7V~32V DC 5 or DC/AC 7V~32V DC 5 or DC/AC 7V~32V DC 5 or DC/AC 7V~32V DC 5 or DC/AC 7V~32V AC 100V~240V

Characteristic
Passive output relay/ dry connects Passive output relay/ dry connects Passive output relay/ dry connects Passive output relay/ dry connects Passive output relay/ dry connects AC motor controller

APP
Ewelink Ewelink Ewelink Tuya or Smart Life Tuya or Smart Life Tuya or Smart Life

Remote control
WIFI+RM2.4G Bluetooth WIFI+RM2.4G Bluetooth WIFI+RM2.4G Bluetooth WIFI+433MHz RF WIFI+433MHz RF WIFI+433MHz RF

【Excellence design】Wireless WIFI smart switch relay module. Stable and reliable performance with high reception sensitivity(2.4GHz WIFI). You can remotely operate every machine connect with the relay receiver through the Internet from wherever on the earth.
【APP control】This smart switch is compatible with “eWelink” APP, which are popular and widely used on the market. Connected this smart switch directly to your Wi-Fi network to achieve unlimited wireless control via your phone (Android and iOS). And also the smart switch is compatible with Amazon Alexa (Amazon Echo / Dot / Spot), Google Home. It is able to achieve several kinds of intelligent controls.
【Easy to Use】There are 2 operating mode(inching/toggle mode) can be setup. It can work as a pulse switch(a button) or a switch(a toggle switch). You can easily program by yourself depends on your needs. The operating mode of the smart switch is adjustable.
【More Flexibility】There are 4 independent relays on the controller, so that you can control each of them independently. This controller adopts 10A high-quality relay. Let it to be more long-lasting and stable to use. There are 3 terminals(normally open pin, common pin, normally closed pin) for the relay. This is a potential-free contacts relay. Passive output. Dry contacts. The relay is cean. The receiver is suitable for DC 5V or DC 7V~48V voltage, so DC 5V/ 12V/ 24V/ 36V/ 48V is OK.
【Wide Application】Products can be used in homes, farms, factories, offices, laboratories, supermarkets and so on.You can remotely operate every device connect with the WIFI smart switch through your phone. such as, garage door opener system, electric lock, Electromagnetic door, lamp, lighting, contactor, signal transmission and DIY remote control switch.
【Easy to install】The size of smart switch is 65*48*17 mm (2.6*1.9*0.7 in). It can be easily hidden in most electrical boxes or junction boxes. You can easily install it.
【APP Function】It can achieve most intelligent controls. Setting Schedule and Timer. You can share control of the connected smart switch with the whole family.
【Other extended functions 】The smart switch is compatible with Amazon Alexa (Amazon Echo / Dot / Spot), Google Home. So that you can enjoy the voice control. For example, you can use the command:”Alexa, turn the light”. etc. And it is also linked with a variety of sensors. You can find them on eWelink APP.
【Add Bluetooth Remote Control】This smart switch is compatible with RM2.4G Bluetooth remote control(not include in the parcel).