Next event: Valve World 2022

Coi Technology is pleased to inform that we will be present at the Valve World Expo that will take place in Düsseldorf from 29th Nov to 01st Dec 2022. In Hall 3 / A13 at our stand you will have the opportunity to see the whole production range and the novelties of the safety valves. We look forward to see you and remind you that the entrance is free by registering.


Dear Customer,

thanking you for the preference and trust given to our products, we are pleased to announce that our Company, certified according to ISO 9001, has also obtained the ISO 45001 and ISO 14001 certifications.
It is an important milestone that gratifies us for the work done and will allow us to work alongside with you in the growth and development of future projects.
We would like to highlight that Coi Technology Srl is constantly committed to guarantee the best quality of its products, continuing with the utmost commitment and professionalism.






COI TECHNOLOGY safety valves

Coi Technology safety valves are used for the protection of the following plants: chemical, pharmaceutical, boilers and autoclaves, fireproof, cryogenic systems for natural gas, compressed air, industrial refrigerators, plants for the production of electrical energy, water treatment, dosing and winery.

Products and Services




COI TECHNOLOGY is a market leader in the design, manufacturing and distribution of safety valves that range from pressures of 0.5 to 800 bar (vapour and liquid gases). All of our valves are of a full nozzle design and are available with either threaded or flanged connections.


Product development within COI Technology revolves around the ability to balance the functionality of the product with performance requirements and increasing quality and effective production in terms of volume and cost. In order to be able to develop a product according to the functional specifications, production must pass the phase of product engineering. COI TECHNOLOGY, with its specialized engineering team is always looking for new solutions to fully satisfy the most demanding requirements of the market.


COI TECHNOLOGY offers serious and qualified pre and post sales support by providing its customers with its vast experience in the production of safety valves.

© by Coi Technology S.r.l. - All rights reserved
VAT: IT06359220966 | R.E.A. MI-1887275
Via della Liberazione, 29/d - 20098 San Giuliano - ITALY
Tel. +39 0236689480 - Fax +39 0299767875