ARI-STEVI Smart 450/451

The ARI-STEVI Smart 450/451 control valve is a versatile 3-way valve designed for reliable mixing and diverting applications in industrial and building service systems. Engineered for simple control tasks and non-critical operating conditions, it provides efficient and stable flow regulation across a wide range of applications. Featuring a straight-through 3-way design with flanged connections, the valve ensures easy installation and dependable performance. It is ideally suited to use in industrial complexes, building technology and mechanical engineering systems where consistent control is required. The valve is compatible with a variety of media, including cooling water, cooling brine, warm water, hot water, steam and gases, making it suitable for both HVAC and general industrial applications. Available in PN16, PN25 and PN40 pressure ratings and sizes from DN15 to DN150, the ARI-STEVI Smart 450/451 offers flexibility across different system requirements. A range of material options is available, allowing the valve to be selected based on operating conditions and temperature requirements. Designed for ease of use and long-term reliability, the ARI-STEVI Smart 450/451 is an ideal solution for standard control applications requiring efficient mixing or diverting functionality.