599-10300S | 2W 1/2", 0.4 Cv ball valve, stainless steel ball & stem, 200 psi close-off, NPT | Siemens

This 599 Series 2-way ball valve is used to control hot or chilled water and up to 50% Glycol solution in convectors, fan coil units, unit conditioners, radiation and reheat coils. This 1/2-inch valve is 0.4 Cv, equal percentage flow characteristic, with stainless steel ball and stem, and an operating handle that can manually operate the valve in the event of power failure.