The Eaton 1DR30R20SGV is a compact, high-performance Type 1 Surge Protective Device (SPD) designed to safeguard sensitive electronic equipment from the damaging effects of electrical surges and voltage transients. Utilizing advanced Thermally Protected Metal Oxide Varistor (TPMOV) technology, it provides robust protection for single-phase applications. Its convenient DIN-rail mountable design allows for easy integration into electrical panels and control systems. A clear visual LED indicator provides at-a-glance status of the protection, ensuring peace of mind. Ideal for both residential and light commercial installations, this device offers reliable protection for all critical modes (L-N, L-G, N-G).