Manfred Schmelzer GmbH

What Manfred Schmelzer GmbH does

Manfred Schmelzer GmbH operates as the original German entity within the Tech Power Electronics Group (TPEG), a privately-held manufacturer of inductive components for power electronics applications. Founded in 1969 and headquartered in Teningen, Baden-Württemberg, the company designs and produces custom and standard transformers, converters, sensors, power supply units, and PCB-assembled modules for industrial buyers. The group employs over 1,000 people across wholly-owned regional entities in Germany, France, Romania, Estonia, Tunisia, and India, with a dedicated team of 25 expert designers supporting customer-specific engineering from concept through series production.

TPEG sells primarily through direct engineering engagement with enterprise customers across six end-markets: e-Mobility (electric drivetrains, charging infrastructure, battery systems), Renewable Energy (solar inverters, wind turbines, energy storage), Industrial Solutions, Transportation, Rail, and Aeronautics. The product portfolio is segmented into Custom Design (the highest-value engineering-led offering), Industrial Solutions (application-specific electronic components), Standard Components (prefabricated products optimized for price/performance), and Services (quality inspection, individual personalization, and logistics). Pricing is not publicly disclosed and is set through project-based consultation.

The company is certified to ISO 9001:2015, EN 9100:2018 (aerospace), UL, VDE, CE, and UK CA standards, qualifying it as a supplier to safety-critical rail and aerospace customers. It is privately held with no disclosed institutional investors, no parent company, no recent funding rounds, and no reported M&A activity. Revenue figures are not publicly available. The business model is a hybrid of custom-specification project work and standardized catalog sales, with a moat rooted in regulatory certifications, engineering talent, and a multi-country manufacturing footprint rather than in software, AI, or proprietary data assets.

Name

Manfred Schmelzer GmbH

Legal name

Tech Power Electronics Group GmbH

Website

https://ms-transformers.de

Company type

Private

Founded year

1969

Operating status

Operating

Headcount range

1–10 employees

Short description

Manfred Schmelzer GmbH, operating as Tech Power Electronics Group (TPEG), is a 1969-founded German manufacturer of custom and standard inductive components—transformers, converters, sensors, power supply units, and PCB assemblies—serving enterprise customers in e-Mobility, renewable energy, industrial, transportation, rail, and aeronautics markets across six countries.

Ownership category

akta.pro rank

Product category

Inductive Components for Power Electronics

NAICS

Power, Distribution, and Specialty Transformer Manufacturing (335311), Capacitor, Resistor, Coil, Transformer, and Other Inductor Manufacturing (334416), Electrical Equipment Manufacturing (33531), Other Electronic Component Manufacturing (334419), Bare Printed Circuit Board Manufacturing (334412)

SIC

Electronic Coils, Transformers & Other Inductors (3677), Power, Distribution & Specialty Transformers (3612), Electronic Components & Accessories (3670), Electronic & Other Electrical Equipment (No Computer Equip) (3600)

akta.pro primary industry

DER Connection Hardware & Interconnection Equipment (Transformers, Reclosers, PCC) (EUADALAL)

akta.pro secondary industries

Automotive Power Electronics & Inverters/Converters Manufacturing (IMACAJAE), Industrial PCB & Substrate Components (Bare PCBs, rigid-flex, ceramic substrates, thick-film) (IMAGAJAM), Energy Storage Components for Renewables Manufacturing (BESS Packs, PCS, Thermal Management) (EUAMAHAI), Industrial Control Cabinets & Power Distribution (Panels, Switchgear for Automation) (IMAHAHAK)

Keywords

• Inductive components
• Power transformers
• Custom magnetics
• Power electronics
• PCB assemblies

Headquarters

HQ city

Germany

HQ country

Germany

HQ region

Europe

Offices6 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Distribution channels1 record

Marketing channels2 records

Core offering

Manfred Schmelzer GmbH, part of the Tech Power Electronics Group (TPEG), designs and manufactures custom inductive components — including transformers, chokes, converters, sensors, and power supply units — together with PCB assemblies for power electronics applications. The company supports customers from initial design through series production, providing engineering redesign, test series, and quality inspection, and serves sectors such as e-Mobility, Renewable Energy, Industrial Solutions, Transportation, Rail, and Aeronautics.

Product overview

Tech Power Electronics Group (TPEG) is a unified product-and-service portfolio centered on inductive components for power electronics applications. The core offerings consist of Custom Design (customized transformers, converters, sensors, and power supply units), Industrial Solutions (electronic components for industrial applications), and Standard Components (prefabricated products with competitive pricing). These are complemented by Services (quality inspection, personalization, and logistics) and PCB Assembly capabilities. The portfolio serves industries including e-Mobility, Renewable Energy, Transportation, Rail, Aeronautics, and general Industrial Solutions.

Differentiator

Problem solved

Functional benefit

Products and services

• Custom Inductive Components (Transformers, Chokes, Converters, Sensors, Power Supply Units) Customer-specific inductive components including transformers, chokes, converters, sensors, and power supply units designed for power electronics applications across e-Mobility, Renewable Energy, Industrial Solutions, Transportation, Rail, and Aeronautics sectors.
• PCB Assemblies Printed circuit board assemblies for power electronics applications, produced as part of the company's integrated inductive components and electronics offering for industrial OEM customers.
• Support & Service (Quality Inspection, Logistics, Test Series) After-sales and engineering services including electrical and visual quality inspection, test series, and logistics support for customers using the company's inductive components and PCB assemblies.
• Custom Design (Innovation Center) Customer-specific design of inductive components and PCB assemblies, delivered through the company's dedicated innovation center staffed by 25+ expert designers, supporting engineering redesign and design verification throughout the product lifecycle.

Segments6 records

Ideal customer profiles1 record

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Scale indicators4 records

Recent moves4 records

Expansion highlights5 records

Broad incumbents

• Vishay Intertechnology: US-headquartered broad-line manufacturer of discrete semiconductors and passive components including transformers and inductors. Overlaps with TPEG in industrial transformers and power magnetics, but operates as a broad portfolio incumbent rather than a custom magnetics specialist.
• TDK Corporation: Large Japanese electronics conglomerate whose TDK-Lambda and EPCOS divisions make transformers, inductors, and power electronics components across the same end markets TPEG serves. Broader incumbent with much larger scale and R&D budget, but overlapping in custom magnetics for e-Mobility, rail, and renewables.
• Eaton Corporation: US power management company whose electrical components business includes transformers, inductors, and power conversion products. Overlaps with TPEG in industrial and renewable energy markets but as part of a much broader electrical infrastructure portfolio.
• ABB Ltd: Swiss-Swedish power and automation multinational with a substantial transformers and power electronics business serving rail, renewables, and industrial customers. Comparable end-market exposure to TPEG, particularly in rail electrification, but operates at vastly larger scale as a broad incumbent.

Direct peers

• Sumida Corporation: Japanese-headquartered manufacturer of custom inductive components (transformers, inductors, chokes) serving automotive, industrial, and consumer markets. Directly comparable to TPEG given shared focus on custom magnetics for power electronics and similar end-market exposure in e-Mobility and renewables.
• Pulse Electronics (Yageo): Manufacturer of transformers, inductors, and power magnetics for automotive, industrial, and communications markets, now part of Yageo. Directly comparable product portfolio in inductive components and similar project-based engagement for custom designs.
• Coilcraft: US-based manufacturer of custom and standard inductors, transformers, and RF components serving industrial, automotive, and aerospace customers. Directly comparable as a custom magnetics specialist with similar design-to-production service model.
• Schurter Group: Swiss manufacturer of passive and electromechanical components including transformers and chokes for industrial, medical, and transportation customers. Comparable as a mid-sized European custom magnetics supplier with similar certification profile and direct sales model.
• Würth Elektronik eiSos: German manufacturer of electronic and electromechanical components including a substantial catalog of inductive components (transformers, chokes, power inductors). Closest geographic and product-line peer to TPEG, serving overlapping industrial, automotive, and renewable customer bases in EMEA.
• Block Transformatoren-Elektronik: German manufacturer of transformers, power supplies, and inductors for industrial, renewable, and rail applications. Closely comparable in geography, size range, and end-market focus, including a strong position in German industrial and rail customers.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat5 records

Key risks6 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/manfred-schmelzer-gmbh
• Instagraminstagram.com/tpeg_transforming_solutions

Compliance6 records

Revenue estimate

Valuation estimate

Number of profiles

Subsidiaries5 records

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 Manfred Schmelzer GmbH