Genuine Oventrop Regumat M3-280 heating circuit connection group, part number 1358652, designed for connecting heating circuits to heat generators. This unit features a 3-way mixer, an actuator, and an integrated Grundfos Magna3 high-efficiency pump. It includes two shut-off ball valves with thermometers, a gravity brake, a wall bracket, and robust thermal insulation. Suitable for heating systems with a nominal diameter of DN 25 and a nominal pressure of PN 10. The maximum operating temperature is 110 °C, and the maximum operating pressure is 10 bar. Constructed from durable brass with EPP insulation.