•   High power.

•   Fast response.

•   Operates from low pressure air supply.

•   Low stressed, positive spring fail action in either air fail close operations.

•   Field reversible operation.

•   Simple pressed steel actuator construction with a minimum number of parts for low cost trouble free ownership.

•   Fabricated assembly bolted to a cast yoke combines lightness with mechanical strength.

•   Fire resistant construction, with positive fail position.

•   Adjustable pre-compression spring forces.

•   High degree of reliability with low hysteresis.

•   Simple low cost construction and maintenance.

•   Epoxy paint system used as standard.