Schneider Electric VM3427P33A000 1-inch, 3-Way Zone Valve

Schneider-Electric-VM3427P33A000-Zone-Valve, 3-Way Mixing, 1" NPT connection, 8.0 Cv flow capacity, Proportional Modulating (0-10 VDC / 4-20 mA control input), 24 VAC power supply, Non-Spring Return (NSR / Fails in Place).