GJO series declutchable manual override is “Sandwich” mounted between a pneumatic quarterturn,
actuator and a ball, butterfly, plug valves or dampers. This rugged device allows for manual
operation during installation or system testing or in the event of an air supply failure. And the
output torques cover a broad range. JHM series comply to ISO5211 standard.
For all components and materials, please refer to our catalogue.