The PHOENIX CONTACT 2834355 is a preassembled relay module within the PR1-RSC series, designed for versatile applications requiring reliable switching capabilities. It combines a relay socket, power contact relay, pluggable display or interference suppression module, and a retaining bracket into a single unit. Key features include safe isolation between the coil and contact sides, ensuring electrical safety and minimizing interference. The sealed relay design enhances operational reliability, while the 1/3-level relay base provides a logical contact arrangement for simplified integration into control systems. This module is ideal for industrial automation, building technology, and control systems where reliable and safe relay functionality is essential.