Opto 22's Power Series SSRs, like the 120D3, offer a complete line of solid-state relays with a wide range of voltage and current options. The 120D3 model provides 120 VAC, 3 Amp DC control, utilizing a rugged epoxy encapsulation for enhanced reliability and 4,000 volts of optical isolation. These SSRs are ideal for industrial automation, process control, and lighting control applications where reliable and efficient switching is required. Opto 22's commitment to 100% full-load testing ensures consistent performance and a long operational lifespan.