COWAN DYNAMICS 250PSI NFPA PNEUMATIC CYLINDER (P SERIES) DOUBLE-ACTING HYDRAULIC VALVE ACTUATOR (ML SERIES) DOUBLE ACTING PNEUMATIC VALVE ACTUATOR (A SERIES) ELECTRO-HYDRAULIC LINEAR VALVE ACTUATOR (E2H SERIES) ELECTRO-HYDRAULIC ROTARY VALVE ACTUATOR (E2H90 SERIES) HYDRAULIC 3,000PSI NFPA (ML SERIES) HYDRAULIC MEDIUM DUTY NFPA (N SERIES) LINEAR DIAPHRAGM PNEUMATIC ACTUATOR (CDA SERIES) PNEUMATIC MODULATING VALVE ACTUATOR (AT SERIES) PNEUMATIC ROTARY ACTUATOR (CSY SERIES) RACK & PINION ACTUATORS (CRP SERIES) SPRING-RETURN HYDRAULIC VALVE ACTUATOR (MS SERIES) SPRING-RETURN PNEUMATIC VALVE ACTUATOR (AS SERIES)