(In Stock)
VALVE ACTUATOR: INVENSYS MK-4621 PROPORTIONAL VALVE ACTUATOR, 11 SQ. IN., 10-13 SPRING, VB-7000 (1/2 - 2") & OBS. VB-9000 (1/2 - 1-1/4")
VALVE ACTUATOR: INVENSYS MK-4621 PROPORTIONAL VALVE ACTUATOR, 11 SQ. IN., 10-13 SPRING, VB-7000 (1/2 - 2") & OBS. VB-9000 (1/2 - 1-1/4")