The DE12 is a switch board add-on card manufactured by ATR INDUSTRIE-ELEKTRONIK. With two rotary coding switches, a 100mA/5VDC breaking capacity, and a relay, this card is designed to provide precise control and input for various systems. The 32-pin male connector ensures easy and secure connection, while the compact size allows for flexible installation. Whether used in control systems or automation equipment, the DE12 switch board add-on card ensures precise and reliable performance.