Insights

Global expansion BLOCK operates 38 locations worldwide with four production sites in Germany, the USA and China, suggesting opportunities to cross-sell power electronics, transformers, and EMI filters to multinational clients and to leverage regional service networks for on-site support and warranty programs.

In-house innovation With an in-house development center of over 60 engineers and an EMC lab, BLOCK can tailor power solutions for industrial automation, rail, and regenerative energy markets, presenting a selling point for custom engineering partnerships and faster time-to-market for customer programs.

Comprehensive product breadth BLOCK’s portfolio spans transformers, power supplies, circuit breakers, reactors, and EMI filters, enabling value-based selling across electrical infrastructure projects, system integrations, and retrofits for existing plants seeking efficiency and compliance upgrades.

Longstanding reliability An 80-year history and focus on job security and continuous training signal stable supplier relationships and a mature quality culture, which can be highlighted to risk-averse OEMs and large integrators seeking dependable long-term partners.

Sustainability and energy trends BLOCK serves applications in mechanical engineering, drive technology, rail, and regenerative energies, aligning with markets prioritizing energy efficiency, grid modernization, and EMI reduction—opening conversations around high-efficiency transformers, robust power filtering, and compliant, future-ready solutions.

BLOCK Transformatoren-Elektronik GmbH Tech Stack

BLOCK Transformatoren-Elektronik GmbH uses 8 technology products and services including TYPO3, SwissSign AG, C#, and more. Explore BLOCK Transformatoren-Elektronik GmbH's tech stack below.

  • TYPO3
    Content Management System
  • SwissSign AG
    Endpoint Protection
  • C#
    Programming Languages
  • C++
    Programming Languages
  • Google Tag Manager
    Tag Management
  • Google Analytics
    Web Analytics
  • Adobe Fonts
    Web Fonts
  • Apache
    Web Servers

BLOCK Transformatoren-Elektronik GmbH's Email Address Formats

BLOCK Transformatoren-Elektronik GmbH uses at least 2 format(s):
BLOCK Transformatoren-Elektronik GmbH Email FormatsExamplePercentage
First.Last@block-trafo.deJohn.Doe@block-trafo.de
80%
Last@block-trafo.deDoe@block-trafo.de
13%
First.MiddleLast@block-trafo.deJohn.MichaelDoe@block-trafo.de
7%
First.Last@block.euJohn.Doe@block.eu
98%
First.MiddleLast@block.euJohn.MichaelDoe@block.eu
2%

Frequently Asked Questions

What is BLOCK Transformatoren-Elektronik GmbH's phone number?

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You can contact BLOCK Transformatoren-Elektronik GmbH's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is BLOCK Transformatoren-Elektronik GmbH's official website and social media links?

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BLOCK Transformatoren-Elektronik GmbH's official website is block.eu and has social profiles on LinkedIn.

How much revenue does BLOCK Transformatoren-Elektronik GmbH generate?

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As of July 2026, BLOCK Transformatoren-Elektronik GmbH's annual revenue is estimated to be $10M - $25M.

What is BLOCK Transformatoren-Elektronik GmbH's NAICS code?

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BLOCK Transformatoren-Elektronik GmbH's NAICS code is 335 - Electrical Equipment, Appliance, and Component Manufacturing.

How many employees does BLOCK Transformatoren-Elektronik GmbH have currently?

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As of July 2026, BLOCK Transformatoren-Elektronik GmbH has approximately 136 employees across 2 continents, including EuropeAsia. Key team members include General Manager Human Resources: T. K.Country Manager: L. J. N. D. E. T. A. D. K.Marketing Communications Project Manager: J. K.. Explore BLOCK Transformatoren-Elektronik GmbH's employee directory with LeadIQ.

What industry does BLOCK Transformatoren-Elektronik GmbH belong to?

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BLOCK Transformatoren-Elektronik GmbH operates in the Appliances, Electrical, and Electronics Manufacturing industry.

What technology does BLOCK Transformatoren-Elektronik GmbH use?

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BLOCK Transformatoren-Elektronik GmbH's tech stack includes TYPO3SwissSign AGC#C++Google Tag ManagerGoogle AnalyticsAdobe FontsApache.

What is BLOCK Transformatoren-Elektronik GmbH's email format?

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BLOCK Transformatoren-Elektronik GmbH's email format typically follows the pattern of First.Last@block-trafo.de. Find more BLOCK Transformatoren-Elektronik GmbH email formats with LeadIQ.

When was BLOCK Transformatoren-Elektronik GmbH founded?

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BLOCK Transformatoren-Elektronik GmbH was founded in 1939.
BLOCK Transformatoren-Elektronik GmbH logo

BLOCK Transformatoren-Elektronik GmbH

Appliances, Electrical, and Electronics ManufacturingLower Saxony, Germany51-200 Employees

BLOCK Transformatoren-Elektronik GmbH, based in Verden, Lower Saxony, Germany, has an 80-year history and operates in the appliances, electrical, and electronics manufacturing sector. The company designs and manufactures transformers, power supplies, electronic circuit breakers, reactors, and EMI filters that help provide stable, appropriate voltages for systems and plants across mechanical engineering, drive technology, rail technology, and regenerative energies. It maintains a global footprint with 38 locations worldwide and production sites in Germany, the USA, and China, and conducts development and testing in-house, supported by a development center with more than 60 engineers and specialists, plus its own EMC lab. BLOCK pursues advanced research through international cooperation with colleges and universities to translate theoretical findings into practical innovations. For workforce development, the company offers eleven apprenticeships and four dual study programs, along with opportunities for further training toward technicians, business administrators, master's degrees, or doctorates.

Section iconCompany Overview

Phone number
Website
block.eu
NAICS Code
335 - Electrical Equipment, Appliance, and Component Manufacturing
Founded
1939
Employees
51-200

Section iconFunding & Financials

  • $10M - $25M

    BLOCK Transformatoren-Elektronik GmbH's revenue is estimated to be in the range of $10M - $25M

Section iconFunding & Financials

  • $10M - $25M

    BLOCK Transformatoren-Elektronik GmbH's revenue is estimated to be in the range of $10M - $25M

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