Company history from 1925 to today

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2016

New coin validator generation

2016

The EMP 500 coin selector in the new v7 version captures the market. With a 32-bit micro processor technology highest quality of coin acceptance and at the same time an optimum of rejection of counterfeits is achieved. The new mechanical design with adaptive coin–on-a-string detection further enhances security of this device.

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2010

2010

2010

wh Münzpüfer Dietmar Trenner GmbH is focused on production and distribution of mechanical coin selectors and electronic coin selector EMP 500. During the years the product range has been completed by solutions for special applications, such as coin selector including triggering for kicker tables. For laundry machines a variety of selectors is available.

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2001

Experience and Development

2001

A Many years of experiences, steady development in close co-operation with our customers as well as close orientation on the market has come up with a new generation of coins selectors.

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1997

New Building

1997

Tasteful blend of traditional and architecturally designed new buildings now provide extended production. r & d facilities, together with a purpose designed building exclusively reserved for customer service.

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1992

EMP 800

1992

Our development of microelectronics in line with customer and market forces for miniaturisation, integration and reliability underscored with introduction of the electronic coin selector series EMP 800.

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1991

Christian Trenner

1991

Christian Trenner, the third generation of this family owned Company, continues with the established policy of investment in highly qualified people and the provision of state of the art equipment.

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1980

Elektronic development

1980

Development of the all electronic coin selector resulted in EMP 645 the first units being installed in parking machines in Paris.

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1971

New factory

1971

A new factory, with improved facilities is commissioned in Berlin-Zehlendorf.

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1967

Dietmar Trenner

1967

With Dietmar Trenner becoming President of "Walter Hanke Mechanische Werkstätten" the company "wh Münzprüfer Dietmar Trenner GmbH" was born.

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1948

Reconstruction

1948

Following a period of reconstruction, production of coin selectors recommences and the world-wide distribution starts.

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1925

Founding of company

1925

Founded in 1925 under the direction of Walter Hanke, the Company instigates the development of mechanical coin selectors - initially for amusement machines in Berlin.

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MADE IN BERLIN

Products

Mechanical coin selectors, electronic coin selectors as a direct alternative to mechanical systems and tokens are amongst the product range of wh Münzprüfer Dietmar Trenner GmbH. The product range is completed by stepper/timer boards as well as user-friendly displays.

Markets

Our coin validators are used in nearly every country and across all markets, in which coins are used as a form of payment in machines. The necessary high verification reliability is ensured thanks to a wide variant selection and flexible measurement and security technology despite the use of products in different...

Currencies

A series of eight Euro coins (Euro and Cent) replaces the national coins of many EEC member countries since 01 January 2002. Unlike the proposed bank notes, these coins have marked differences in their appearance. The obverse of all coins displays a common European theme showing the value of the coin whilst the face...

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