The PHOENIX CONTACT part PLC-RSC-120UC/21 is a PLC relay designed for efficient and reliable assembly on DIN rail NS 35/7.5. It consists of a base terminal block PLC-BSC.../21 with a screw connection and a pluggable miniature relay with a power contact.This PLC relay is equipped with a single pole double throw (1 PDT) configuration, making it suitable for a variety of industrial control applications. It is capable of handling an input voltage of 120 V AC or 110 V DC, ensuring compatibility with different power sources.With its compact design and durable construction, the PHOENIX CONTACT PLC-RSC-120UC/21 offers easy installation and long-lasting performance. It is an essential component for optimizing your control systems and ensuring the smooth operation of your industrial processes.