E7191-00U-004 by Okuma

The Okuma E7191-00U-004 is a robust component of the E7 Mountable Racks series by Okuma, engineered as a fixed 4-Rack PLC Chassis for demanding automation tasks. Constructed with industrial-grade metal, it ensures structural integrity in harsh environments while offering IP20 or higher environmental protection against dust and incidental contact. The chassis accommodates passive or forced air cooling to maintain optimal operating temperatures, making it ideal for versatile industrial control applications where reliability and thermal management are paramount.

This chassis features standard industrial terminals as its Connector Type, enabling secure and straightforward electrical connections. It accepts single-phase or three-phase supply with a voltage rating of 220–240 V and integrates circuit protection measures to safeguard control components from overloads and short circuits. The design supports both rack-mounted and wall-mounted configurations, maximizing installation flexibility. Physical dimensions and weight are specified by Okuma to fit within standardized control cabinets, and the unit operates across the manufacturer’s specified temperature range.

Designed for seamless integration, the E7191-00U-004 is compatible with Okuma PCB mounting including models such as 1911-2904, streamlining installation and reducing alignment complexity. Its metal construction and IP20 rating deliver durability, while optional forced-air cooling enhances efficiency under high load. Safety features adhere to industry protection standards, ensuring secure operation within control systems. By combining modular rack architecture with reliable cooling and robust circuit protection, this chassis delivers enhanced uptime and simplified maintenance—key benefits for modern industrial automation deployments.