Description
The Siemens 599-10322S is a precision-engineered two-way ball valve designed for demanding commercial HVAC and building automation applications. Featuring a robust brass body paired with a stainless steel ball and stem, this valve delivers outstanding durability, corrosion resistance, and long-term reliability in hydronic heating and cooling systems.
Flow & Performance
- Two-way, equal percentage flow characteristic for precise, stable modulating control
- 25 Cv flow coefficient for optimized flow capacity in 1-1/2″ piping systems
- Equal percentage characteristic ensures proportional response across the full stroke range, ideal for variable-flow hydronic systems
Construction & Materials
- 1-1/2″ NPT end connections for straightforward installation in standard piping
- Brass valve body for excellent pressure and temperature resistance
- Stainless steel ball and stem for superior corrosion resistance and extended service life
- Designed for compatibility with Siemens actuators in building automation and energy management systems
Ideal Applications
- Commercial hydronic heating and cooling coil control
- Building automation and energy management systems
- Fan coil units, air handling units, and heat exchangers
- Variable flow and pressure-independent control systems
Why Choose Siemens 599-10322S
Siemens Building Technologies valves are engineered to integrate seamlessly with Siemens actuators and building management systems, providing reliable modulating control and energy efficiency. The equal percentage flow characteristic makes this valve an excellent choice for applications requiring accurate, repeatable flow regulation across a wide range of operating conditions. Backed by Siemens’ reputation for quality and innovation, the 599-10322S is a trusted solution for HVAC professionals and building automation engineers alike.







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