The Siemens VVI46.25-2 is a 2-port zone valve designed for use in heating, ventilation, and air conditioning (HVAC) systems. It is ideal for water-side terminal unit control in closed circuits, including fan-coil units, small reheaters, and re-coolers. The valve features a hot-pressed brass body and a flow capacity (kvs) of 5.0 m³/h, ensuring precise control of water flow. It can be combined with Siemens electromotoric and electrothermal actuators, providing reliable and efficient system performance in 2-pipe or 4-pipe systems.

Key Features:

• Brass body with internally threaded connections (Rp to ISO 7-1)
• DN 25 with a flow capacity (kvs) of 5.0 m³/h
• Compatible with Siemens motoric and thermal actuators
• Suitable for 2-pipe and 4-pipe systems
• Ideal for HVAC systems in apartments, individual rooms, and zoned heating applications

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