DIP05-1B72-19D is a part manufactured by Standexmeder, a company that produces electromechanical components. It is a double insulated two pole normally-open snap-action contact (DPST) relay. It is rated with a maximum voltage of 250V, a maximum current of 10A, and a minimum switching power of 200VA. The part features silver-plated copper contacts and rated insulation resistance of 10M?. Suitable operating temperature ranges between -30°C to 70°C. It is housed in a 1.72 inch square enclosure and has a 19mm terminal pitch.