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We, PT. Trimulia Sarana Agung,
a local investment company established in 1997, located in a modern industrial park at Northern Jakarta, Indonesia. We provides wide range of excellent design, engineering and production for electrical switchboard, cable support system, enclosures & metal working covering today’s demand in Electrical Supplies for Oil & Gas, Hi Rise Building & Industrial project needs.

TSA is our brand logo, we develop the most innovative enclosure system available.

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. We give you the very best and innovative enclosure system in the market. Our Techno Module is the most modern of all modular systems and we are constantly developing and type-testing the system to make sure you get the latest technology available at all time. Techno Module can accommodate all brands of electrical equipment since it is not linked to any breaker manufacturer.

We can provide you with all the types of enclosures that suit your needs and we believe strongly in making a swift way from planning to action – this is why you get the best enclosure system at TSA.

Product Benefits:
- Hight quality products
- Vast range of board system
- Solid documentation behind every product and solution
- Superior support
- Environment friendly panel technology
- Flexible setup and easy-going proceses
- Swift way from planning to action

Our engineering division is supported by graduate engineers which are expert in their discipline, and ready to give client valuable advise and assistance of project, product, research and estimate. 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. So far, we already handle at least 160 projects of Electrical Switchboard and over 90 for Cable Support System. Our projects scattered in many area in Indonesia, well for goverment and particulary company.Our motto is giving the good service and have a good relationship with all our customers.

Finally, please take a look at our areas of expertise and please contact us with your requirements.