The IMI SP Piston Actuator is a high-performance pneumatic double-acting actuator designed for precision and durability. Its guided piston technology with permanent lubrication ensures smooth operation and minimal maintenance. Available in multiple sizes, it supports fail-open, fail-close, and fail-in-place configurations to meet diverse system requirements. Built with heavy-duty construction, it delivers high-force output with minimal air consumption. SIL Level 3 certification guarantees reliability in safety-critical applications. Designed to operate on instrument air, it includes a manual override option and is optimised for both modulating and on/off control in industrial environments.

Key features

Pneumatic double-acting piston actuator

Linear guided piston technology

Permanent lubrication system

Multiple sizes with adjustable stroke positions

Fail-open, fail-close, fail-in-place options

Heavy-duty alloy construction

SIL Level 3 certified

Operates on instrument air

Manual override with top-mounted handwheel

Compatible with modulating and on/off applications