Power distribution at the highest level

ControlPlex® Rack

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Productivity. To the point.

E-BOX: The all-in-one solution for your caravan

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Creates space.

The REX system. Your all-in-one solution.

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Dive into the virtual world of E-T-A for passenger cars and commercial vehicles.

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PowerPlex® Digital Switching System

Intelligent control, monitoring and automation of on-board electronics in boats and motorhomes

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A stable network at all times

Intelligent overcurrent protection for communication networks with ControlPlex® Rack

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Overcurrent protection, power distribution and relays

E-T-A products provide protection. With everything we do, with every single device, we provide protection against the consequences of overcurrent and short circuit. Whether mechanical or electronic solutions, complete systems or single components, standardised or customer-specific applications: We make sure that current remains manageable.

As world market leader, we offer you the entire product portfolio for overcurrent protection, power distribution and relays. Benefit from the experience of our specialists.

We are happy to inform you about the following topics:

OpenRAN Condition Monitoring 48-volt on-board SCRT® Technology Industry 4.0 Power safety of UPS units Medical equipment Chemical plants: Optimum protection

Product categories

E-T-A offers you the world’s most comprehensive product portfolio and customised solutions in the areas of circuit breakers, circuit protectors, electronic overcurrent protection (DC and AC), relays and power distribution systems - intelligent, conventional or customer-specific.

References & Applications

Many manufacturing enterprises rely on E-T-A and our tailor-made solutions. This makes us proud.

Application reports

Reaching the goal together

Many manufacturing enterprises rely on E-T-A and our tailor-made solutions. This makes us proud.

ControlPlex® REX meets all the requirements of the machine building industry. With the IO link point-to-point communication, all important data of the DC 24 V supply are available at the control level. It is very cost-efficient. A great collaboration between manufacturer and user!”

Milan Wamsteker, Global Marketing Manager, Meyn Food Processing Technology B.V.

Application report

E-T-A offers great service and support. With specifically adapted overcurrent protection devices, a 100% solution was created for us.


E-T-A’s cooperative partnership and technical understanding are unique in the market. This enables us to achieve our high-quality goals.”

Stefan Fischer, Head of Electrical Design, Hans Weber Maschinenfabrik GmbH

Application report

“The E-T-A products used impress with their easy handling and adapt individually to our applications".

Dipl. Ing. (FH) Hans Stäbler, R&D Group Manager, Gebr. Heller Maschinenfabrik GmbH

Application report

With innovative wiring technology, push-in terminals and as the inventor of the IO-Link connection of overcurrent protection devices, E-T-A was simply ahead of the competition


E-T-A has developed exactly what we asked for from the beginning!


We protect lives and assets

E-T-A stands for partnership and high-quality technical solutions. At the same time, we offer you comprehensive support and contact persons worldwide.



E-T-A is your competent specialist for protection against the consequences of overcurrent and short-circuit.

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As a family business, E-T-A offers reliable and strong partnership at eye level.

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E-T-A protects the lives and assets of customers worldwide.

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News & Stories

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Virtual E-T-A World

Intelligent protection, switching and monitoring - Immerse yourself in the virtual world for passenger cars and commercial vehicles

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Customer Magazine

Read tips from the field, interviews with experts, FAQs... and much more about latest developments and applications

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Four times in a row: E-T-A is World Market Leader Champion!

Independent investigation of the St. Gallen University confirms our market position.

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75 years with E-T-A

E-T-A will celebrate its 75th anniversary on 24 June 2023. Do you want to join us? Then save the date in your calendar today.

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Member of CharIN

CharIn is committed to promoting the CCS as the charging standard for all battery-electric vehicles.

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Power relay with plug-in connector (HDSCS)

Our MPR10, MPR20 and HPR10 power relays are now also available with robust plug-in connectors compatible with the HDSCS connector series.

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Materials handling - solutions for Industry 4.0 and IoT

Solutions for the DC-power distribution design in driverless transportation systems and in decentralised and centralised control cabinets.

Image for page 'SCS® - Intelligent CAN solutions for utility vehicles'

SCS® - Intelligent CAN solutions for utility vehicles

E-T-A offers a suitable CAN solution with numerous intelligent products, that support the CAN 2.0B standard and are compatible with J1939.