Type 4X Pneumatic Valve Actuators Datasheets

Air Fail-Safe Actuator -- AFS
from Rotork plc

K-TORK Air Fail-Safe actuators incorporate an integral air reservoir to fail valve in desired position upon loss of air pressure, electrical power, or both. Available for General Purpose or Hazardous Area Classification installations. Economical alternative to large , heavy mechanical spring-return... [See More]

  • Enclosure: NEMA 4; NEMA 4X
  • Full Range of Rotary Motion: 90°
  • Valve Motion: Rotary
  • Operating Pressure Range: 30 to 220
D-Series -- Model DD0012
from Bettis Corporation

Dual travel stops, blowout proof pinion, three point suspension [See More]

  • Enclosure: NEMA 4X
  • Operation: OnOff
  • Valve Motion: Rotary
  • Actuator Torque: 44 to 179
P Series -- Model PADA00
from Chemline Plastics Limited

Aluminum construction, double O-ring shaft seals, minimal backlash [See More]

  • Enclosure: NEMA 7 (optional feature); NEMA 4X (optional feature)
  • Operation: OnOff
  • Valve Motion: Rotary
  • Actuator Torque: 13800
Bettis Model D-Series -- Model DD0012
from Emerson Process Management, Valve Automation

Bettis ® D-Series pneumatic rack and pinion actuators provide its users with reliability and economy in valve automation. Specifically designed for quarter-turn applications, the D-Series is ideal for the on/off or continuous operation of plug, butterfly and ball valves, as well as dampers and... [See More]

  • Enclosure: NEMA 4X
  • Operation: OnOff
  • Valve Motion: Rotary
  • Actuator Torque: 44 to 179