The Phoenix Contact plug-in module RIF-T3-24UC is a relay accessory featuring a yellow LED for signal indication and a varistor for surge protection. It is designed for applications requiring reliable relay control in automation and industrial environments. The module enhances functionality by providing visual status updates, making it well-suited for use in electrical and electronic systems. https://elecena.pl/product/28051206/phoenix-contact-2902647-plug-in-module-varistor-led-24v-dc-yellow 2025-03-21 https://elecena.pl/product/28051206/phoenix-contact-2902647-plug-in-module-varistor-led-24v-dc-yellow 2026-07-06