ABB FECA-01 (EtherCAT Adapter Module) The FECA-01 (ABB ordering code: 3AUA0000072069 or option code +K469) is an optional fieldbus adapter module manufactured by ABB. It installs into the option slot of ABB variable frequency drives (VFDs) to allow them to communicate over an EtherCAT network with low latency and high synchronization. Key Specifications & Features Protocol: EtherCAT, CANopen over EtherCAT (CoE / CiA 402 drive profile). Network Connectors: 2 × RJ45 100BASE-TX ports (X1 IN and X2 OUT) for line/daisy-chain topologies. Transfer Speed: 100 Mbit/s full-duplex. Supported Drives: Compatible with ABB F-series option slots, including ACS355, ACS380, ACS530, ACS580, ACS850, ACS880, ACSM1, ACH580, and ACQ580. Power Supply: Powered internally by the drive (3.3V, max 450 mA). Device Description File: Uses ABB's .xml ESI (EtherCAT Slave Information) file for configuration in master software like Beckhoff TwinCAT.