Master / Modules is a brand under the umbrella of Radwell International, a company based in the United States specializing in industrial automation and control solutions. The brand primarily serves the industrial sector, offering a range of modular components and systems designed for automation, control, and electrical applications. Key products include modular I/O systems, power supplies, and interface modules, which are widely used in manufacturing, process control, and machinery integration. Radwell International is known for its expertise in refurbished and new industrial parts, making Master / Modules a reliable choice for maintenance and operational efficiency in industrial environments.

IO-Link master

IO-Link modules