Manufacturers Sadtem
The French leader and world renown.
Founded in 1929 and located in Douai, SADTEM is an independent private company, specialised in the manufacture of metering and protection transformers for medium voltage, indoor and outdoor applications.
Recognised throughout the world for its range of products, its technical expertise in design and manufacturing as well as its quality of service, SADTEM is in the unique position of being able to provide a quick, standardised and specific response to every request.
The experience of its engineers coupled with the effectiveness of its IT systems (calculation, design, production, testing) makes it possible to supply sophisticated products to demanding users all around the world.
transformers manufactured for 5 years
% of export sales
countries delivered in 2021
employees at 4 sites in France
% increase in gross sales in 2021
Quality control and customer satisfaction are the best investments we can make.
Our range of electrical transformers
Voltage transformers - Indoor
Discover our entire range of indoor voltage transformers
Voltage transformers - Outdoor
Discover our entire range of outdoor voltage transformers
Current transformers - Indoor
Discover our entire range of outdoor voltage transformers
Current transformers - Outdoor
Discover our entire range of outdoor voltage transformers
Combined units (VT + CT)
Discover our entire range of combined transformers (VT + CT)
LV Ring type CTs
Discover our entire range of LV ring type current transformers
Need a quotation? Question(s) ?
Contact us if you have any questions about our company or our services.
Our specialists are ready to answer your questions, every day of the week from 08:00 to 17:00.