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- Zone valves are used to automatically shut-off the flow, redirect or modulate hot and chilled water in hydronic heating and air conditioning systems. The motorized three-way diverting / mixing valve permits two position diverting or three-way mixing with 3-wire floating outdoor reset controller for injection mixing.
Caleffi Motorized Ball Zone Valve, 3-Way Diverting, Series: 6443, 1 in Nominal, Press End Style, 150 psi Pressure, 4.5 Cv Coefficient of Volume, 24 V, 5 A, 20 to 230 deg F Water, 150 psi Differential, 40 s Time Cycle, 36 in Wire Electrical Connections, Brass, 5-1/4 in L Dimension, Polished Chrome
- Zero leakage across the valve
- Quick opening and closing valve operation
- Operates at very high differential pressures
- Loss of power stays in last position (open, closed or mid-stroke)
- Low pressure drop through the valve
- Union connections for simple installation and removal
- End StylePRESSNominal Size1 inPressure Rating150 psiManufacturerCaleffiManufacturer #644366ASeries6443Type3-Way Diverting