16-Channel I2C Relay Board Driver

The I2C-RELAY16 is designed to piggyback on commonly available, Chinese-made, boards with 16 SPDT re..

$20.00

Dual Channel Optoisolator

Used for providing isolation between a variety of control systems, such as DCC stationary decoders a..

$10.00

Qwiic-Compatible 16-Channel I2C Relay Board Driver

The I2C-RELAY16-QWIIC is a Qwiic-compatible relay driver board designed to piggyback on commonly ava..

$20.00

Single SPDT Relay Module - 12V Coil

Single SPDT relay for controlling higher-power loads.  12V coil voltage.Input ConnectionsDC+&nb..

$9.00

Single SPDT Relay Module - 5V Coil

Single SPDT relay for controlling higher-power loads.  5V coil voltage.Input ConnectionsDC+&nbs..

$9.00