Description
The Siemens Building Technology 599-10357 is a three-way, equal percentage flow ball valve engineered for precision flow control in commercial HVAC and hydronic systems. Built to exacting Siemens Building Technology standards, this valve delivers reliable, repeatable performance in demanding heating, cooling, and building automation applications.
Key Features
- Three-way valve configuration for versatile mixing or diverting flow applications
- Equal percentage flow characteristic for precise, proportional flow control
- 1/2″ NPT connections for straightforward installation into standard piping systems
- 10 Cv flow coefficient for optimized flow capacity at this pipe size
- Brass body construction for excellent corrosion resistance and long service life
- Chrome-plated brass ball for smooth, low-friction operation and durability
- Brass stem for reliable actuation and compatibility with a wide range of Siemens actuators
Construction & Materials
- Body Material: Brass
- Ball Material: Chrome-plated brass
- Stem Material: Brass
- Connection Type: NPT (National Pipe Thread)
- Connection Size: 1/2″
- Flow Characteristic: Equal percentage
- Valve Configuration: Three-way
- Flow Coefficient (Cv): 10
Applications
- Commercial HVAC hydronic heating and cooling systems
- Fan coil unit and air handling unit control
- Building automation and direct digital control (DDC) systems
- Chilled water and hot water distribution circuits
- Mixing and diverting service in two-pipe and four-pipe systems
Why Choose Siemens 599-10357?
The Siemens 599-10357 ball valve is designed to pair seamlessly with Siemens valve actuators, making it an ideal choice for contractors and engineers specifying integrated building automation solutions. The equal percentage flow characteristic ensures stable control across the full range of valve travel, reducing hunting and improving system efficiency. The all-brass and chrome-plated construction provides long-term reliability in both hot and chilled water service.







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