The G3NA220BUTUDC524 is a panel-mount solid state relay designed for switching AC loads. It operates with a rated input voltage of 5 to 24 VDC and can handle a rated output load of 20 A over a 24 to 240 VAC range. This G3NA series relay incorporates a zero-cross function for reduced noise and a phototriac coupler for isolation. Key features include a built-in varistor for absorbing external surges, an operation indicator for monitoring, and a protective cover for enhanced safety. As a -UTU model, it is certified by VDE (TÜV), making it suitable for industrial applications requiring reliable load control and certified components.