Customer and Customer Satisfaction

The satisfaction of our customers and their trust in the quality of our products are vital factors in the success of MERZ GMBH. Our primary objectives are to retain this trust in the future and to promote mutually beneficial partnerships. Today, our customers include renowned companies in all fields of industry and construction at home and abroad.

Our products

MERZ GMBH supplies a wide range of high-quality products. These products cover all of our core areas: Mobile power distributors, test engineering, and sheet metal technology.

Our mobile distributor range comprises site distributors for all construction projects, events, marketplaces, fairgrounds, and festival sites - and also for campsites and marinas. Our sheet metal parts are used in power distributors and in numerous customer-specific applications. MERZ test engineering products are used in trade and industry to verify the electrical safety of all types of portable electrical equipment.

Our independent subsidiary - MERZ Schaltgeräte GMBH + CO. KG - is responsible for our group's low-voltage switchgear. This product range encompasses cam switches and compact switches with open and encapsulated designs.

MERZ GMBH - our past, present and future


  1946   1960   1972   2005   2008   Today

Founding of Gustav MERZ Schaltgeräte- und Apparatebaufabrik for the production of switching devices and apparatus engineering products in Gaildorf, Germany.


Start of series production of site distributors. Slightly later: Start of production of test engineering products.


Following the sudden death of Gustav Merz, his daughter - Ursula Schöller - took over the running of the company.

In 1990, Schupa GmbH + Co. KG, which would later become GEWISS Deutschland GmbH, took over the company.



PC Electric (St. Martin, Austria) took ownership of MERZ GMBH.


On the 1st of January 2008, MERZ Schaltgeräte GMBH + CO. KG was founded as a subsidiary of MERZ GMBH.


The around 80-strong staff of PCE MERZ work successfully to supply products to national and international companies in four specialist areas: Mobile power distributors, test engineering, sheet metal technology, and switching devices.