The Wortmann 20A Relay Switch is a smart solution for controlling heavy load appliances. Featuring high-sensitivity touch keys with LED indicators, this single-channel, 2-module switch delivers precise and safe control for resistive and inductive loads. Designed for retrofit installation, it fits standard 2M switch boxes and works seamlessly with Wi-Fi (2.4 GHz) for smart home integration. With a 20A high-performance relay, support for up to 5000 W resistive load and 1000 W inductive load, and over 100,000 ON/OFF cycles, it ensures reliable, long-lasting performance. Compatible with Signia Smart Modules (sold separately) and Signia Grande Plates, this relay switch offers convenience, durability, and modern smart functionality.