Actreg AD40-F04-DS14 Rack & Pinion Pneumatic Actuator – 90°

Product Description

Actreg AD40-F04-DS14 Rack & Pinion Pneumatic Actuator – 90° – Anodised Aluminium – SIL?3

The Actreg AD40-F04-DS14 is a compact and robust rack-and-pinion pneumatic actuator, engineered for precise 90° valve automation. Its ISO 5211 F04 mounting pattern and DS14 square shaft interface ensure compatibility with a wide range of quarter-turn valves. With a hard-anodised aluminium housing, this actuator combines durability and corrosion resistance for demanding industrial environments. Certified to SIL?3 (Safety Integrity Level 3) standards, it is well-suited for use in safety-instrumented control systems across sectors such as oil & gas, water treatment, and chemical processing.

Technical Specifications & Design Highlights

• Model: AD40-F04-DS14

• Actuation Angle: 90° rack & pinion mechanism

• Mounting Interface: ISO 5211 F04 flange and DS14 output shaft

• Pressure Range: Operates on compressed air between 2.5–8?bar

• Housing Material: Hard-anodised aluminium for excellent corrosion and wear resistance

• Actuator Type: Available in both double-acting and spring-return configurations

• Safety Rating: SIL?3 certified; suitable for safety-critical automation

Applications & Operational Benefits

• Compact High Torque Design: Delivers efficient actuation ideal for ball, butterfly, and plug valves even under frequent cycling

• Flexible Interface: Combines F04 mounting and DS14 drive to fit a broad valve range

• Accessory-Compatible: Supports Namur VDI/VDE 3845 mount for positioners, limit switches, or solenoids

• Easy Maintenance: Features external ±5° adjustable travel stops and modular internals for fast servicing

• Safety-Ready Build: Anti-blowout shaft design and SIL?3 certification for use in critical control loops

Technical Specs