![Belimo EFB120 Damper Actuator, 270 in-lb [30 Nm], Spring return, AC 100...240 V, On/Off](https://hsgroupexport.com/wp-content/uploads/2025/08/EFB120-product_retina-300x300.jpg)
Siemens 171E-10312 TwoWay Ball Valve Assemblies,
This 599 Series 2-way ball valve with a 2-position control,
normally open, fail safe actuator assembly,
providing 200 psi close-off, 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 chrome-plated brass ball and brass stem,
and an operating handle that can manually operate the valve in the event of power failure.
171E-10312
171G-10312
171E-10312S
171G-10312S
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