Product Description
. . . . . Siemens SFA71U SFA 2-Position Normally Closed Electronic Valve Actuator 24VAC. Siemens. Siemens. SFA71U.
. . . . . Siemens SFA71U SFA 2-Position Normally Closed Electronic Valve Actuator 24VAC. Siemens. Siemens. SFA71U.