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16-Channel I2C Relay Board Driver

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

40-Channel I2C Digital I/O Expander

40-Channel I2C Digital I/O Expander

The I2C-XIO is a 40-channel digital I/O expander with an I2C interface, based on the NXP PCA9698.&nb..

$75.00

Breakout Board for LTC2990

Breakout Board for LTC2990

The LTC2990 is a Quad I2C Voltage, Current and Temperature Monitor from Linear Technology. It is onl..

$10.00

Breakout Board for LTC2997

Breakout Board for LTC2997

The LTC2997 is a Remote/Internal Temperature Sensor from Linear Technology. It is only available in ..

$10.00

Dual Channel Optoisolator

Dual Channel Optoisolator

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

$10.00

ISE AVR Programmer

ISE AVR Programmer

The ISE AVR Programmer is a simple USB programmer for AVR microcontrollers.  It is based on the..

$15.00

Qwiic-Compatible 16-Channel I2C Relay Board Driver

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

TrainSpotter

TrainSpotter

"I was having problems with the sensors for my grade crossing flashers... As soon as I replaced th..

$19.00

TrainSpotter with Remote Sensor

TrainSpotter with Remote Sensor

"I was having problems with the sensors for my grade crossing flashers... As soon as I replaced th..

$25.00

TrainSpotter with Right-Angle Sensor

TrainSpotter with Right-Angle Sensor

"I was having problems with the sensors for my grade crossing flashers... As soon as I replaced th..

$19.00

Reflective Infrared Proximity Sensor with Qwiic Connector

Reflective Infrared Proximity Sensor with Qwiic Connector

This device is a simple infrared proximity sensor with a 3.3V compatible I2C interface.  It is ..

$10.00

TrainSpotterM (Motion Detector)

TrainSpotterM (Motion Detector)

The TrainSpotterM senses true motion of a train moving over the sensor. FeaturesSmall size (0.25" x ..

$25.00

Single SPDT Relay Module - 12V Coil

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 Module - 5V Coil

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

$9.00

12V / 1A Power Supply

12V / 1A Power Supply

  This product has been replaced by the PSU-12V3A. AC power adapter.  Can be used ..

$20.00

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