SKD62U, 'ELEC/HYD ACT,24 VAC, 0-10vdc or 4-20ma, spring return Siemens

Siemens

Siemens Proportional 

Flowrite Electro-Hydraulic Valve Actuator, 24 Vac, 0 to 10 Vdc or 4 to 20 mA Proportional Control, Spring Return, 250 lb Thrust, 3/4-inch Stroke.