The PHOENIX CONTACT part PLT-SEC-T3-120-FM-UT is a Type 2/3 surge protection device designed for single-phase power supply networks. It comprises a protective plug and base element, offering reliable protection against power surges and overvoltages. This surge protection device is equipped with an integrated status indicator, providing easy visual confirmation of its operating status. Additionally, it features remote signaling capability, allowing for convenient monitoring and management. With a nominal voltage of 120V AC/DC, this PLT-SEC-T3-120-FM-UT surge protection device offers peace of mind and enhanced safety for your electrical systems.