Siemens Building Technology 366-02011 2-Way Normally Closed Valve Actuator Assembly 1/2 in. 4.0 Cv Brass Trim FxUM

The Siemens Building Technology 366-02011 is a factory-assembled 2-way, normally closed (N/C) valve and actuator assembly from the Powermite MT Series terminal unit product line. Designed for precise flow control of hot or chilled water in commercial HVAC systems, this assembly pairs a 1/2-inch brass-trim globe valve with a compatible electronic actuator for reliable on/off or modulating service.

The valve body features Female × Union Male (FxUM) internal thread NPT connections for straightforward pipe installation and easy in-place valve servicing without disturbing the piping. With a flow coefficient (Cv) of 4.0, this valve is sized for terminal unit applications including fan coil units, unit ventilators, and similar HVAC equipment.

Key Features:

• Configuration: 2-Way, Normally Closed (N/C) — valve closes on loss of power or signal
• Pipe Size: 1/2 inch
• Flow Coefficient: Cv 4.0
• Trim Material: Brass
• End Connections: Female × Union Male (FxUM) internal thread NPT
• Series: Powermite MT Series terminal unit valve and actuator assembly
• Application: HVAC hydronic systems — hot water, chilled water, and two-pipe changeover systems
• Factory-assembled and tested for reliable field installation

The Siemens 366-02011 is part of a comprehensive family of MT Series valve and actuator assemblies, offering a wide selection of pipe sizes, Cv ratings, connection types, and actuator configurations to meet the demands of commercial building automation and HVAC control systems.