Nidec Control Techniques Emerson SI-Ethercat Module 82400000018000 for DigitaxNidec Control Techniques SI EtherCAT Module 82400000018000 The SI EtherCAT Module by Control Techniques (a Nidec Emerson brand) is a plug in communication interface designed for integration with Digitax drives. It enables EtherCAT based real time industrial Ethernet communication, supporting synchronized multi axis motion control and efficient drive to controller connectivity. Key Features: Brand: Control Techniques Emerson (Nidec) Model: SI EtherCAT