Since 1997 · Jakarta, Indonesia
Engineering trusted
electrical switchboards & cable support systems
PT. Trimulia Sarana Agung is a local investment company established in 1997, located in a modern industrial park at Western Jakarta. We deliver excellent design, engineering, and production for electrical switchboard, cable support system, enclosures & metal working.
Oil & Gas
High-Rise Building
Industrial
TSA is our brand — we develop the most innovative enclosure system available.

TSA Capability
Electrical Enclosure System
1997
Established
400+
Panel Projects
300+
Tray Projects
2
Manufacturing Facilities
Why TSA
One-stop supplier for every electrical enclosure
TSA is a one stop supplier of all electrical enclosures — from the smallest terminal boxes to the largest panel boards. Our solutions are flexible and our support is dedicated. Our Techno Module is the most modern of all modular systems, constantly developed and type-tested so you get the latest technology available at all times.
Techno Module can accommodate all brands of electrical equipment since it is not linked to any breaker manufacturer. TSA strongly believes in making a swift way from planning to action — this is why you get the best enclosure system at TSA.
What we manufacture
Our product range
Engineering & manufacturing
Full in-house design, manufacturing & servicing
400+
Panel projects
300+
Tray projects
Our engineering division is supported by graduate engineers who are experts in their discipline, ready to give clients valuable advice and assistance on projects, products, research, and estimates. Equipped with the latest design capabilities, TSA has two manufacturing facilities which are second to none.
We are one of the few switchboard manufacturers with full in-house design, manufacturing & servicing capabilities. Our projects are scattered across many areas in Indonesia, serving both government and private companies. Our motto is giving good service and keeping a good relationship with all our customers.
Take a look at our areas of expertise and contact us with your requirements.

