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2 Channel 5V Relay Module

The 2 channel 5V relay module provides 2 optically isolated inputs that accept a wide range of voltage, including the 3VDC and 5VDC signals available on the Arduino. This is a great way to switch on or off AC or DC loads using your Arduino.
$5.99

4 Channel 5V Relay Module

The 4 channel 5V relay module provides 4 optically isolated inputs that accept a wide range of voltage, including the 3VDC and 5VDC signals available on the Arduino. This is a great way to switch on or off AC or DC loads using your Arduino.
$7.99

8 Channel 5V Relay Module

The 8 channel 5V relay module provides 8 optically isolated inputs that accept a wide range of voltage, including the 3VDC and 5VDC signals available on the Arduino. This is a great way to switch on or off AC or DC loads using your Arduino.
$10.99

2 Channel 12V Relay Module

The 2 channel 12V relay module provides 2 optically isolated inputs that accept a wide range of voltage. This is a great way to switch on or off AC or DC loads using your Arduino.
$5.99

4 Channel 12V Relay Module

The 4 channel 12V relay module provides 4 optically isolated inputs that accept a wide range of voltage. This is a great way to switch on or off AC or DC loads using your Arduino.
$7.99

8 Channel 12V Relay Module

The 8 channel 12V relay module provides 8 optically isolated inputs that accept a wide range of voltage. This is a great way to switch on or off AC or DC loads using your Arduino.
$10.99