Cartridge Actuated Devices, Inc. ram-operated Valves are hermetically sealed devices that utilize CAD squibs/pressure cartridges as actuators. These valves are available in four types:
• Normally Open
• Normally Closed
• Dual Function (normally open and normally closed)
• Non-hermetic Shuttle (closed-open-closed)

All four are made in ground support, flight-weight, or underwater configurations, for various mediums from inert gas to corrosive liquid propellants.


  • Closing the passage or permitting movement of fluids in one direction.