The IDEC HR2S-301N Safety Relay is engineered for high-level safety with a Category 4 rating and Performance Level e as per EN ISO 13849-1:2008. Its compact design allows for installation in limited spaces, while the removable terminal block facilitates straightforward maintenance and replacement. The relay features an intuitive wiring procedure and a terminal cover that ensures proper connections. Additionally, it offers the convenience of easily switchable operation modes and boasts an MTTFd of 100 years, signifying its reliability and longevity in critical safety applications.