Emerson Keystone™ Actuators
Pneumatic Rack & Pinion and Electric Actuators for Compact Control of Quarter Turn Valves.
Keystone products are designed and manufactured to meet the needs of the process industries.
All Keystone actuators incorporate optimized mounting interface for direct mounting with Keystone valves. As an example, Keystone Knife Gate Valves are used for light to medium slurry applications in mining and mineral processing, power, pulp and paper, chemical and waste water applications.