ESV Erfurter Schaltschrankbau GmbH

What ESV Erfurter Schaltschrankbau GmbH does

ESV Erfurter Schaltschrankbau GmbH is a German private limited company (GmbH) headquartered at Paul-Stieglitz-Straße 6 in Erfurt, Thuringia, specializing in switchgear and control cabinet construction. The company operates as a subsidiary within the LET Gruppe, which was acquired by E.GRUPPE GmbH in 2025 and brings more than 50 years of combined experience in switchgear, distribution cabinet construction, and uninterruptible power supply systems. ESV holds type-testing certification to DIN EN 60439-1 / VDE 0660 Part 5 and the group maintains ISO 9001 certification continuously since 1996.

Core technology centers on CAD-based planning using EPLAN P8 and EPLAN 5.70, combined with low-voltage switchgear manufacturing capability spanning systems from small installation distributors up to switchgear assemblies rated at 7400A. The group maintains franchise partnerships with ABB (TriLine Powermodule 3200A), Siemens (ALPHA 3200A, Sivacon S8 7000A), and Vamocon (5000A), giving authorized access to the dominant OEM platforms in German industrial and infrastructure projects. The wider E.GRUPPE portfolio also covers transformer stations, UPS systems, industrial automation (E-MSR), building technology, e-mobility charging infrastructure (LET CHARGING), PV installations, and metering systems.

The business model is B2B project-based with quote-based pricing on customized engineered products. Customers span craft businesses (Handwerksbetriebe), mid-sized industrial enterprises, and internationally operating large corporations, with marquee references including the Reichstag, Frankfurt Airport Terminal 2, CHEMPARK, the Friedrichstadt-Palast, and data center operators. Revenue is generated through hardware sales of switchgear cabinets and distribution systems, complemented by professional services spanning planning, engineering, installation, commissioning, maintenance, and 24/7 service. Distribution is direct via enterprise field sales, supported by a group-level website (egruppe.com), LinkedIn presence, and online contact forms. The ultimate parent E.GRUPPE GmbH is majority-owned by Belgian investment company Gimv, employs approximately 365 people across roughly 10 locations in central and southern Germany, and is pursuing an active buy-and-build rollup strategy across the German electrical engineering value chain.

Name

ESV Erfurter Schaltschrankbau GmbH

Legal name

ESV Erfurter Schaltschrankbau GmbH

Website

https://esv-gmbh.de

Company type

Private

Operating status

Operating

Headcount range

11–50 employees

Short description

ESV Erfurter Schaltschrankbau GmbH is an Erfurt-based German switchgear and control cabinet manufacturer, operating within the LET Gruppe subsidiary of Gimv-backed E.GRUPPE. It produces customized, type-tested low-voltage switchgear systems for industrial, infrastructure, and commercial customers across Germany.

Ownership category

akta.pro rank

Product category

Industrial Electrical Equipment Manufacturing

NAICS

Switchgear and Switchboard Apparatus Manufacturing (335313), Electrical Equipment Manufacturing (3353)

SIC

Switchgear & Switchboard Apparatus (3613), Electrical Industrial Apparatus (3620)

akta.pro primary industry

Low-Voltage Switchboards & Panelboards (LV distribution panels, MCCs, switchboards) (IMAGAEAA)

akta.pro secondary industries

Switchgear & Switchboards (HV/MV/LV, GIS/AIS) (IMAGAAAB), Industrial Control Cabinets & Power Distribution (Panels, Switchgear for Automation) (IMAHAHAK), Substation Systems & Integration (EPC, Engineering, Protection, Commissioning) (IMAGAAAC)

Keywords

• Switchgear cabinet manufacturing
• Low-voltage switchgear systems
• Power distribution cabinets
• Industrial control cabinets
• Electrical engineering services

Headquarters

HQ city

Erfurt

HQ country

Germany

HQ region

Europe

Offices2 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Personnel, Supply Chain, Operations, Technology or R&D, Infrastructure, Marketing or Sales

Revenue model

1. Switchgear Cabinet Manufacturing: Manufacturing of individually produced switchgear cabinets (over 4000 units per year at LET Lüddecke). Products include low-voltage switchgear systems, power distribution units, installation distribution systems.
2. Professional Services: Planning, engineering, installation, commissioning, maintenance and service for electrical systems

Go-to-market motion1 record

Distribution channels1 record

Marketing channels3 records

Core offering

ESV Erfurter Schaltschrankbau GmbH manufactures customer-specific switchgear cabinets and power distribution systems, with rated currents up to 5000A, including installation distribution systems, meter cabinets, automation/control cabinets, and charging infrastructure. The company operates as part of E.GRUPPE and provides the full electrotechnical value chain from planning and CAD-based engineering through manufacturing, installation, commissioning, and ongoing service and maintenance for industrial, energy, infrastructure, and commercial customers in Germany.

Product overview

E.GRUPPE is a holding company founded in 2021 that operates as a comprehensive provider of electrical engineering solutions along the entire value chain. The group consists of multiple subsidiaries and sub-brands: Klotter Elektrotechnik GmbH (electrical engineering), Control Mechatronics GmbH (industrial automation and E-MSR), LET Lüddecke GmbH (low-voltage switchgear systems up to 7400A), LET Services GmbH (electrical planning and installation), IMB Energy Systems GmbH (UPS and power supply systems), and ESV Erfurter Schaltschrankbau GmbH (switchgear cabinet construction). The core product portfolio includes Schaltschränke (switchgear cabinets up to 5000A/7000A depending on system), Verteiler (power distributors), Trafostationen (transformer stations), USV Stromversorgung (UPS systems), Automatisierung (industrial automation), Gebäudetechnik (building technology), and E-Mobilität (charging infrastructure). Subsidiaries offer specialized systems including Siemens ALPHA/Sivacon S8, Vamocon, and ABB TriLine Powermodule switchgear, along with installation distribution systems, charging solutions (LET CHARGING), metering systems, and PV installations. The group employs approximately 365 people at around 10 locations and serves industries including pharmaceuticals, automotive, paper, sawmill, gravel, hydroelectric, aerospace, and commercial building sectors.

Differentiator

Problem solved

Functional benefit

Products and services

• Schaltschränke (Switchgear Cabinets)

Quantifiable outcome

• Over 4000 individually manufactured switchgear cabinets produced per year (LET Lüddecke)

Named customers10 records

Segments4 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Partnerships

Three partnerships are on record, tiered core.

• ABBcoreTechnology or IntegrationFranchise partner for ABB TriLine Powermodule systems (3200A). Supplier of switchgear system components.
• SiemenscoreTechnology or IntegrationPartner for Siemens ALPHA (3200A) and Siemens Sivacon S8 (7000A) switchgear systems.
• VamoconcoreTechnology or IntegrationPartner for Vamocon switchgear systems (5000A).

Scale indicators3 records

Recent moves7 records

Expansion highlights5 records

Broad incumbents

• Siemens Smart Infrastructure: Division of Siemens supplying Sivacon S8, ALPHA and other LV switchgear platforms that ESV integrates as a franchise partner. Acts as both supplier and broader incumbent competitor in industrial electrical infrastructure.
• Schneider Electric: Global leader in energy management and automation with broad LV switchgear, distribution and panelboard portfolios. Operates as a much larger incumbent competing across the same end-markets as ESV.
• ABB Smart Power: ABB division offering TriLine Powermodule and broader LV/MV switchgear and distribution products. Functions as both a key OEM partner for ESV and a wider incumbent competitor across switchgear markets.

Direct peers

• Efen: German specialist in low-voltage fuse systems, NH fuse-switch disconnectors and distribution components. Closely comparable as a German-made, certified LV distribution and switchgear component supplier for utilities and industry.
• Elsta Mosdorfer: Austrian/German manufacturer of low-voltage distribution cabinets, meter cabinets and power distribution systems. Comparable regional player in custom-built LV switchboards for utilities and industry.
• Rittal: German manufacturer of enclosures, power distribution and switchgear solutions under the Friedhelm Loh Group. Directly comparable as a major German switchgear and cabinet builder serving industrial customers with similar products and certified quality.
• Hensel Electric: German specialist in low-voltage distribution boards, junction boxes and cable distribution systems. Overlaps directly with ESV's LV distribution panel and switchgear cabinet offering for industrial and commercial customers.
• Striebel & John: ABB-owned German manufacturer of low-voltage distribution cabinets, meter cabinets and sub-distribution boards. Direct competitor in the LV switchboard and panelboard segment that ESV serves.
• Graeper: German switchgear cabinet and enclosure manufacturer serving industrial, energy and infrastructure customers. Closely comparable mid-market German competitor with custom-built LV switchgear systems.
• Spelsberg: German manufacturer of electrical enclosures, junction boxes and distribution systems. Competes with ESV in customized LV distribution and switchgear solutions for industrial and infrastructure customers.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat5 records

Key risks6 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/esv-elektro-mechanik-schaltschrank--und-verteilungsbau-gmbh

Compliance2 records

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about ESV Erfurter Schaltschrankbau GmbH