The 83.040.0051.0 is an industrial WLAN access point (WIENET AP ETH-A-A) designed for networked connectivity in harsh industrial environments. It features one RJ45 Ethernet port supporting 10/100 Mbps data rates, integrated Wi-Fi antenna with IEEE 802.11n/g/b standards, and an embedded web server for configuration and management. The device operates at 24 VDC, provides IP20 protection rating, and mounts directly on standard 35 mm DIN rail with operator-definable installation position. Mechanical specifications include plastic housing with dimensions of 22.5 × 98.6 × 91.5 mm (W×H×D), minimum connector cross-section of 0.14 mm², and permissible torque range of 0.5–0.7 Nm. This access point is ideal for industrial automation, machine connectivity, and distributed network applications requiring reliable wireless and wired Ethernet integration in compact, rail-mounted form factors.