Zera Meter Test Systems
Meter testing

Our systems achieve the highest accuracy and are suitable for testing all types of meters.

e-mobility emob-day charging station e-mobility testing ac dc
E-mobility testing systems

Our solutions for testing AC and DC charging stations are compact and easy to use.

Zera Instrument Transformer Test Systems
Instrument transformer & switch testing

We offer stationary and mobile solutions for testing instrument transformers and switches, optimized for your needs.

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Services

Whether calibrations, software upgrades or training – we offer a wide range of services remotely and on-site.

ZERA – Your specialist for measurement technology

ZERA develops and manufactures systems for the generation, measurement, testing, and calibration of electrical quantities and distributes them worldwide. Our customers include renowned companies in the electrical supply and instrument transformer industries. ZERA is an independent, employee-managed company.

Close customer loyalty and long-term, partnership-oriented thinking characterize our actions.

Precision begins with us.

Precise

Know-how & quality
We are your specialist in measurement technology with more than 100 years of experience. Our innovative products set standards.

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Focused

Neutral & comprehensive
We offer a comprehensive product portfolio – unique in our industry. Independent, autonomous, sustainable

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Customer-oriented

Long-term & binding
Our sales engineers will provide you with expert advice, as will our partners in over 70 countries.

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Service oriented

Comprehensive & flexible
Our quality promise encompasses systems, consulting, and service, which can be flexibly combined.

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ZERA GmbH

Königswinter, Germany
About us

ZERA India

Gandhinagar, Gujarat, India
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Powermetrix

Our representative for Canada is based in Knoxville, USA
Website

Powermetrix

Knoxville, USA
Website

Gavin van Rooy, Sales & Product Support

Mossel Bay, South Africa
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ZERA Test Systems Australia

Ocean View, Australia
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ZERA Test Systems Australia

Our representative for Oceania is located in Ocean View, Australia
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ZERA China (USIC)

Beijing, China
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WAVE tronic

New Taipei City, Taiwan
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TESINEL

Madrid, Spain
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Manerdis

Bretigny-sur-Orge, France
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Manerdis

Our representative for Morocco is located in Bretigny sur Orge, France
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RE-EL Services

Algeria
Website

T&D Power Solutions Limited

Accra, Ghana
Website

H. Boag Engineering Limited

Kowloon, Hong Kong
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Infinity Egypt

Cairo, Egypt
Website

Al Abdulkarim Holding Company

Jeddah, Saudi Arabia
Website

Unicom Corporation

Lahore, Pakistan
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Patent-Dubl, LLC

Petropavlovsk, Kazakhstan
Website

KHURD JSC

Ulaanbaatar, Mongolia
Website

Kyrgyzstan/Tajikistan

LLC AllianceSpecTech, Bishkek, Kyrgyzstan Sharaf Idiev, Dushanbe, Tajikistan
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United Arab Emirates/Oman

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Iran/Georgia

Paud Raad Industrial Group, Tehran, Iran ITG LLC, Tbilisi, Georgia
Website

Yashyl ​​Dunya LLC

Ashgabat city, Turkmenistan
Website

Bahrain/Kuwait

Calibration Experts Co., Kingdom of bahrain M3 Power tech WLL, Kuwait
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Israel/Jordan

Medidot Meir Ltd, Netanya, Israel Orient House Electromechanical Co., Amman, Jordan
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STAER Srl

Segrate, Milan, Italy
Website

Amotech Africa

Nairobi, Kenya
Website

Energy Express

Dakar, Senegal
Website

Amotech Africa

Our representative for Tanzania is based in Kenya.
Website

JOON TECK

Seoul, Korea
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TDP Dominica, SRL

Santo Domingo, Dominican Republic
Website

Ing Spitzer SA

Buenos Aires, Argentina
Website

Helios SRL

Santa Cruz, Bolivia
Website

G&M Comércio de Produtos Ltda.

São Paulo, Brazil
Website

Comulsa

Santiago de Chile, Chile
Website

Quemco

Quito, Ecuador
Website

Fonkel Mexicana

Mexico
Website

CEPELSA

Nicaragua
Website

SAS

Paraguay
Website

Logitec

Peru
Website

Digitron Limited

Bogotá, Colombia
Website

Tectra doo Zagreb

Zagreb, Croatia
Website

Amptron Instruments Thailand Co. Ltd.

Bangkok, Thailand
Website

Amptronic Malaysia Sdn Bhd

Petaling Jaya, Malaysia
Website

AGP Trading, Inc.

Metro Manila, Philippines
Website

AGP Trading, Inc.

Metro Manila, Philippines
Website

PAN-AMP Controls PTE LTD

Singapore,
Website

PAN-AMP Controls PTE LTD

Our representative for Indonesia is located in Singapore
Website

TT-GROUP

Hanoi, Vietnam
Website

Norway, Sweden, Finland + Denmark

Pickering Interfaces AB is based in Varberg, Sweden.
Website

Ireland/Great Britain

Caltest Instruments Ltd is based in Hampshire, UK
Website

Tectra doo Belgrade

Belgrade, Serbia Kosovo Montenegro
Website

Latvia/Lithuania

UAB Fesla, Vilnius, Lithuania
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TestOne Teknoloji Cozumleri San Tic AS

Istanbul, Turkey
Website

Elite Consulting Engineers Limited

Kampala, Uganda
Website

ZERA Ukraine LLC

Kyiv, Ukraine
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Romania/Moldova

Trescal Rokura Systems, Bucharest, Romania IM LOKMERA SRL, Chisinau, Moldova
More information

ENERTEST Testery i Diagnostyka Sp. z oo

Warsaw, Poland
Website

R&D Gran-System-S LLC

Minsk, Belarus
Website
ZERA GmbH

Shortly before our 100th anniversary, we left our production and administrative facilities in the center of Königswinter and moved into a state-of-the-art, spacious office and production building in Königswinter-Oberpleis. The future begins now.

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