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IMI STI
IMI STI is the valve actuation and positioning brand of IMI plc, built by STI S.r.l. in Levate, Bergamo, Italy. Its pneumatic linear and quarter-turn actuators, smart positioners and limit switches drive control, shutdown and damper valves in oil and gas, power and petrochemical plants. Seven Star LLC supplies these products in Oman on inquiry.
Read more about IMI STI 
Brand profile
About IMI STI
- Headquarters
- Levate, Italy
- Speciality
- Pneumatic valve actuators and positioners
- Listed with us
- 1 product
IMI STI products by category
IMI STI is the valve actuation and positioning brand of IMI plc, built by STI S.r.l. in Levate, Bergamo, Italy. Its pneumatic linear and quarter-turn actuators, smart positioners and limit switches drive control, shutdown and damper valves in oil and gas, power and petrochemical plants. Seven Star LLC supplies these products in Oman on inquiry.
IMI STI products listed
The range on this page covers:
- SA/CL analog positioner, pneumatic or 4-20 mA electro-pneumatic
- SHP and SHP-SIS smart positioners, the SIS version with partial stroke testing
- FasTrak FT smart positioner and the 2130 limit switch
- SC and SC/V linear pneumatic actuators for dampers and control valves
- RTC and RTQ scotch yoke quarter-turn actuators
Ordering IMI STI actuators and positioners: what we need
Send the valve torque or thrust, stroke or rotation, supply pressure, fail-safe direction, ambient range and hazardous-area requirement. For positioners add the signal type, and for replacements a photo of the nameplate. The manufacturer’s legal entity name, STI S.r.l., may appear on older documents.
Request a Quote for IMI STI Products
Looking for IMI STI parts not listed here, or pricing for a project? Send us the part numbers and quantities. Seven Star LLC sources genuine IMI STI products for customers across Oman and the GCC and replies with a formal quotation.
- Genuine OEM products
- Supply across Oman & the GCC
- Formal quotation from our sales team
Free, no-obligation quotation · takes about 1 minute
Other enquiries: [email protected] · WhatsApp
Frequently Asked Questions
What does IMI STI make?
Pneumatic linear and quarter-turn valve actuators, analog and smart positioners, limit switches and related accessories for control and shutdown valves.
Is IMI STI the same company as STI S.r.l.?
Yes. According to the manufacturer, STI S.r.l. is the original legal entity name and IMI STI is the current brand name within the IMI portfolio.
Where are IMI STI products made?
The specialist manufacturing site is in Levate, Bergamo, Italy, according to IMI.
What do we need to quote an actuator or positioner?
The valve torque or thrust, stroke or rotation, supply pressure and medium, fail-safe direction, ambient range, hazardous-area approval and, for a replacement, the nameplate.
Is Seven Star LLC a distributor of IMI STI?
No. Seven Star LLC is an independent supplier in Muscat that sources genuine IMI STI products through commercial channels, checks the model against the manufacturer's documentation, and provides the manufacturer's datasheet on request.