High conductance due to free clearance, With visual indication of open and closed positions, Service life, up to 100,000 switching cycles, Reinforced housing withstands high torque, Aluminum housing
Single acting, normally closed (air to open / spring to close), Copper-sealed for UHV service, Additional bellows segments increase the service life, Can be operated in any orientation, Additional O-ring materials available
Copper-sealed for UHV service, Stainless steel body and bellows sealed, Conductance continuously variable with handwheel (multi-turn)
Copper-sealed for UHV service, Stainless steel body with welded diaphragm bellows, Conductance continuously variable with handwheel (multi-turn), Fully retracting and opening, Additional O-ring materials available
Don't worry we won't leave you in a vacuum