The Danfoss 003Z1436 AB-PM DN 50 is a genuine differential pressure regulator designed for precise control in various heating and cooling applications, including district heating. This self-acting valve features a DN 50 flange connection (EN 1092-2 standard) and is constructed from durable cast iron with stainless steel internal components. It operates within a differential pressure range of 0.05 to 0.25 bar and a maximum working pressure of 16 bar, handling media temperatures from -10 to 120 °C. Suitable for water and glycol water mixtures, ensuring reliable performance and system stability.