Boards/Relay Boards

Simple configuration and setup from your web browser. Control it from a web page, or select tcp/ip control with an option of ASCII, Binary or Modb...

dS2832 houses. Includes mounting holes for fixing to a wall or back panel. This precision snap together case includes screws for mounting the dS283...

Controlled over Ethernet using simple TCP/IP commands. Relays - 8 Power - 12V DC adapter, supplied separately. Configuration & Test interface ...

Controlled over Ethernet using simple TCP/IP commands. Relays - 2 Power - 12V DC adapter, supplied separately Configuration & Test interface -...

Powered and Controlled by the USB bus. Relays - 4 with integrated snubbing of the normally open terminals Power - Powered by standard USB bus Cont...

Powered and Controlled by the USB bus. The relays used on this board are premium ultra low power 50mW coil types, this means the boards curren...

Right out of the box - Simple configuration and setup from your web browser. Control it from a web page, or select tcp/ip control with an option o...

Right out of the box - Simple configuration and setup from your web browser. Control it from a web page, or select tcp/ip control with an option o...

Powered and Controlled by the USB bus. Relays - 2 with integrated snubbing of the normally open terminals Power - Powered by standard USB bus Cont...

Right out of the box - Simple configuration and setup from your web browser. Control it from a web page, or select tcp/ip control with an option o...

Right out of the box - Simple configuration and setup from your web browser. Control it from a web page, or select tcp/ip control with an option o...

For applications that require a ton of outputs, this module is the one you're looking for. With sixteen PWM-enabled relay outputs, it can be used t...

Controlled over WIFI using preprogrammed command sets or html page. The ESP32LR42 is a WIFI connected relay module using the popular ESP32. It p...

Controlled over WIFI using preprogrammed command sets or html page. The ESP32LR20 is a WIFI connected relay module using the popular ESP32. It p...

Regulate the power to a variety of electronics with this four Relay Shield for Photon ! The Relay Shield allows you to control any normal outlet...

Your 5V system can wield great power with this big, beefy relay board. How does 10A on the NC contacts and 20A on the NO contacts at 220VAC sound? ...

The Relay Shield utilizes four high quality relays and provides NO/NC interfaces that control the load of high current. Which means it could be a ...

OPEN SOURCE HARDWARE EMBEDDED MIPS LINUX SINGLE BOARD COMPUTER WITH RT5350F SOC 2.4GHZ WIFI 801.11N 150MB X2 100MB ETHERNET PORTS RELAYS, BUTTON ...

OPEN SOURCE HARDWARE EMBEDDED MIPS LINUX SINGLE BOARD COMPUTER WITH RT5350F SOC 2.4GHZ WIFI 801.11N 150MB X5 100MB ETHERNET PORTS FEATURES ...

ESP8266 is very highly integrated SOC which includes Xtensa LX106 core processor, RAM, RF front end and allow WIFI TCP-IP stack to be implemented o...

The Relay is a digital normally open switch that controls a relay capable of switching much higher voltages and currents than your normal Arduin...

Take control of and monitor your world with our ultimate jack-of-all-trades Raspberry Pi HAT! We've pulled together a great set of features into...

Overview The USB-OPTO-RLY816 provides eight optically isolated inputs and eight volt free contact relay outputs with a current rating of up to ...

Overview A low power version of the USB-RLY16 module, the USB-RLY16L is powered solely by the USB bus and provides eight volt free contact relay o...