Automation and Control

Product Price*
Top16 USB IO module By TcTec Top16 USB IO Module Easy Native USB I/O with the Top16. The Top16 IO module is an Input/Output module consisting of 8 open collector outputs and 8... $59.95
Super4 USB Relay Module By TcTec Super4 USB Relay Module Switch Four Relays 5 AMP 240VAC with this USB hub powered, modular relay control board. Relays (4 x): 5 Amp 30VDC, 5Amp 250V AC... $59.95
Super4 RS485 Relay Module Super4 RS485 Relay Module The SUPER4 RS485 Module is a relay control board containing 4 mechanical SPDT (Single Pole Double Throw) power relays. The module... $59.95
RS485 Master (Controller) The RS485 MASTER is an isolated USB to RS485 converter. It can communicate serially over a 2 wire RS485 network to a maximum of... $29.95
TCW111 - Ethernet controller TCW111 - Ethernet controller TCW111 is an Ethernet based controller, which is designed to work in IP-based networks. Its functionality allows solving a range... $57.95
TCW120B - Ethernet controller TCW120B - Ethernet controller TCW120B is a multifunctional device for remote monitoring and management. It is an Ethernet based controller, which is designed... $73.95
Grove Relay The Relay Twig is a digital normally open switch that controls a relay capable of switching much higher voltages and currents... $4.95
4 Channel Relay Controller Board 4 Channel Relay Controller Board Numato 4 Relay breakout module is a smart choice for controlling higher current loads from your microcontroller development board... $17.95
2 Channel Relay Controller Board 2 Channel Relay Controller Board Numato 2 Relay breakout module is a smart choice for controlling higher current loads from your microcontroller development board... $14.95
4 Channel USB Relay Module 4 Channel USB Relay Module URMC4 4 Channel USB Relay Module is great for controlling your devices through USB without any USB protocol knowledge. This... $46.95
2 Channel USB Relay Module 2 Channel USB Relay Module URMC2 2 Channel USB Relay Module is great for controlling your devices through USB without any USB protocol knowledge. This... $35.95
Seeed Relay Shield Switch up to 4 Outputs with the 4-Channel Relay Shield With Xbee Socket. Control low voltage appliances and devices with the 4-... $24.95