The Phoenix Contact 1234229 is a high-performance contactless data coupler designed for seamless 100 Mbps Ethernet communication in industrial settings. This base coupler, part of the NEARFI D ETH B series, ensures reliable full duplex data transmission with a range of up to 10 mm. Featuring an M12 screw connection and IP65 protection, it is ideal for harsh environments. Compatible with NEARFI P 2A B, this device is perfect for applications requiring robust, real-time data exchange without physical connectors.