Sedlbauer

What Sedlbauer does

Sedlbauer AG is a German industrial manufacturer founded in 1899 and headquartered in Grafenau, Bavaria, that develops, designs, and manufactures electromechanical systems, medical isolating transformers, and inductive components. The company operates through four business units: Electromechanical Systems (sheet metal parts, housings, and assemblies), Medical Engineering (proprietary and custom medical devices), Inductive Components (Polytronik® toroidal transformers, pulse transformers, inrush current limiters, DC mains filters), and Special Machinery (custom automated assembly systems). Its core technology centers on toroidal transformer engineering, including the proprietary polyMIT® and polyMIT®e medical isolating transformer lines certified to EN ISO 13485 and EN 60601-1, and the Polytronik® brand for industrial toroidal transformers in Basic and Premium variants.

The company's revenue model is hardware sales across its four business units, complemented by engineering and design services bundled with custom projects. It sells standard catalog products (e.g., Polytronik®, polyHEAT®, SlimBox EV chargers) through a global authorised distributor network and direct B2B relationships, while custom-engineered solutions are delivered through project-based engagements covering development, prototyping, production, and after-sales service. Pricing is not publicly disclosed; customers contact the company or distributors for quotes. Sedlbauer serves industrial OEMs, medical device manufacturers, electrical/electronics integrators, and e-mobility infrastructure providers across four primary vertical segments.

The company is privately held as an Aktiengesellschaft within the Edwanz Group corporate alliance alongside Deutronic GmbH (power electronics) and b-plus GmbH, and operates with 251-500 employees. Its core certifications — EN ISO 9001:2015 (since 1995), EN ISO 13485:2016 (since 1995), ENEC, UL 508, and NRTL — along with AEO customs status, support both regulated medical-device manufacturing and international distribution. The marketing mix combines a corporate website with downloadable LTspice simulation models, social media presence, trade fair participation (notably Coiltech), and employer branding at regional job fairs.

Name

Sedlbauer

Legal name

SEDLBAUER AG

Website

https://sedlbauer.de

Company type

Private

Founded year

1899

Operating status

Operating

Headcount range

251–500 employees

Short description

Sedlbauer AG is a German industrial manufacturer founded in 1899 that develops and produces electromechanical systems, medical isolating transformers, and inductive components (Polytronik®, polyMIT®) for industrial OEMs, medical device makers, and e-mobility customers via catalog sales and custom engineering.

Ownership category

akta.pro rank

Product category

Industrial Electromechanical Components

NAICS

Power, Distribution, and Specialty Transformer Manufacturing (335311), Electromedical and Electrotherapeutic Apparatus Manufacturing (334510), Electrical Equipment Manufacturing (33531)

SIC

Power, Distribution & Specialty Transformers (3612), Electronic Coils, Transformers & Other Inductors (3677), Electromedical & Electrotherapeutic Apparatus (3845)

akta.pro primary industry

Transformers (Power, Distribution, Instrument, Specialty) (IMAGAAAA)

akta.pro secondary industries

Transmission & Distribution Line Equipment (Bushings, Insulators, Arresters, Conductors, Hardware) (IMAGAAAF), Automotive Power Electronics & Inverters/Converters Manufacturing (IMACAJAE)

Keywords

• Electromechanical systems manufacturing
• Toroidal transformer components
• Medical isolating transformers
• Industrial OEM manufacturing
• Special machinery construction

Headquarters

HQ city

Grafenau

HQ country

Germany

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Electromechanical Systems & Components: Manufacture and sale of electromechanical systems, sheet metal parts, housings, and assemblies ranging from simple components to complete electromechanical systems (EMS), sold both as standard products and custom-engineered solutions.
2. Inductive Components: Production and sale of toroidal transformers (Polytronik® brand), pulse transformers, custom toroidal inductors, inrush current limiters, and DC mains filters, offered in standard programs and customer-specific configurations.
3. Medical Devices & Transformers: Sale of medical-grade isolating transformers (polyMIT®, polyMIT®e series, MTT 1000) and medical device components, both as proprietary product series and custom solutions, subject to stringent EN ISO 13485 quality standards.
4. Special Machinery: Design, fabrication, assembly, and commissioning of automated assemblies through to complete custom machines per customer specifications, including pneumatic, hydraulic, and electromechanical systems.
5. E-Mobility Products: Sale of E-Mobility charging solutions including SlimBox, SlimBox 'E', SlimBox Pro, and E-Tower AC charging columns for residential and commercial charging infrastructure.
6. Engineering & Design Services: Design, development, and construction services including project management, development, design, production, and after-sales service, offered both independently and bundled with product purchases.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels5 records

Core offering

Sedlbauer develops, designs, and manufactures electromechanical systems, medical isolating transformers, and inductive components through four business units: Electromechanical Systems, Medical Engineering, Inductive Components, and Special Machinery. The company produces proprietary branded products such as Polytronik® toroidal transformers, polyMIT® medical isolating transformers, polyHEAT® power units, and E-Mobility charging solutions (SlimBox, E-Tower), alongside custom-engineered systems and special machines built to customer specification.

Product overview

Sedlbauer AG is a globally established industrial partner developing, constructing, and manufacturing electromechanical systems, medical isolating transformers, and inductive components in highest quality. The company operates through four main business units: Electromechanical Systems (EMS), Medical Engineering (Medizintechnik), Inductive Components, and Special Machinery (Sondermaschinenbau). The product portfolio centers on power electronics and includes toroidal transformers under the Polytronik® brand (Basic and Premium versions), pulse transformers, medical isolating transformers (polyMIT® and polyMIT®e series plus MTT 1000), power units including polyHEAT® for infrared heating and DC/DC converters, and E-Mobility charging solutions (SlimBox series and E-Tower). The company offers both standard products and custom solutions, supported by in-house design, development, construction, and manufacturing capabilities.

Differentiator

Problem solved

Functional benefit

Brands

• Polytronik®: Brand for toroidal transformers, offering Basic and Premium versions
• polyMIT®
• polyMIT®e
• polyHEAT®
• SlimBox

Products and services

• Polytronik® Ringkerntransformatoren (Toroidal Transformers) Toroidal core transformers in Basic and Premium versions under the Polytronik® brand, covering standard catalog products and customer-specific configurations for industrial and commercial applications such as audio/HiFi, communications, measurement, and lighting.
• Übertrager (Pulse Transformers) Standard program of pulse transformers with custom solutions and accessories, sold to electrical and electronics industry customers.
• polyMIT® Medical Isolating Transformers Medical-grade isolating transformers featuring NTC-based inrush current limitation (polyMIT® series) and electronic inrush current limitation (polyMIT®e series), certified to EN 60601-1 for medical electrical equipment manufacturers.
• MTT 1000 Medical Transformer Medical isolating transformer unit designed for medical device applications, carrying NRTL certification and EU Declaration of Conformity.
• Power Units (polyHEAT®) polyHEAT® connection device for infrared heating systems plus a standard program of DC/DC converters and power supplies, with custom solutions offered.
• E-Mobility Products (SlimBox, E-Tower) AC charging stations including SlimBox, SlimBox 'E', SlimBox Pro, and the E-Tower AC charging column for residential and commercial electric vehicle charging infrastructure.
• Elektromechanische Systeme (Electromechanical Systems) Business unit offering simple to complex sheet metal parts, housings, and assemblies up to complete electromechanical systems (EMS) for industrial OEMs, from development through after-sales service.
• Medizintechnik (Medical Engineering) Medical engineering business unit providing component manufacturing and devices for medical technology, including proprietary products and custom solutions manufactured under EN ISO 13485 quality standards.
• Sondermaschinenbau (Special Machinery) Special machinery division for manufacturing, assembly, and commissioning of automated assemblies up to complete special machines per customer specification, implementing pneumatic, hydraulic, and electromechanical systems.

Segments4 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature6 records

Partnerships

Three partnerships are on record, tiered core.

• Deutronic GmbHcoreStrategic or Co-development PartnerDeutronic GmbH is the sister company within the Edwanz Group company group alongside Sedlbauer AG and b-plus GmbH. Sedlbauer holds Deutronic Certified Partner status, and both companies participate together in industry events such as Coiltech. The partnership leverages synergies across the Edwanz Group for combined expertise in power electronics, test systems, and electromechanical solutions.
• b-plus GmbHcoreStrategic or Co-development Partnerb-plus GmbH is the third member of the Edwanz Group company group, combining Sedlbauer AG, Deutronic GmbH, and b-plus GmbH under unified corporate ownership to leverage synergies across electromechanical systems, power electronics, and related technology domains.
• Edwanz GroupcoreStrategic or Co-development PartnerEdwanz Group is the parent company group comprising Sedlbauer AG, Deutronic GmbH, and b-plus GmbH. The group leverages synergies across the companies, with Sedlbauer contributing expertise in electromechanical systems, medical technology, inductive components, and special machinery construction.

Scale indicators1 record

Recent moves5 records

Expansion highlights5 records

Broad incumbents

• TDK (EPCOS): TDK's EPCOS division is a global leader in electronic components including transformers, inductors, and EMC filters. It competes broadly with Sedlbauer in inductive components but at substantially greater scale and with a wider product portfolio.
• Siemens: Siemens operates a major electrical equipment and EV charging infrastructure business through Siemens eMobility. It competes broadly with Sedlbauer in industrial electrical systems and directly in the EV charging station market with the E-Tower competing against VersiCharge and similar offerings.
• ABB: ABB is a global leader in power transformers, electrical equipment, and EV charging infrastructure (including AC and DC charging stations). It is a broad incumbent competing with Sedlbauer in both transformer and E-Mobility product categories, though at vastly larger scale.
• Schneider Electric: Schneider Electric manufactures power distribution equipment, transformers, and EV charging solutions (EVlink). It is a broad incumbent competitor to Sedlbauer's transformer and E-Mobility product lines, with significantly greater scale and global reach.

Direct peers

• Schaffner Group: Schaffner manufactures EMC filters, power magnetics (including toroidal transformers), and inductive components for industrial, medical, and automotive applications. It is a direct competitor to Sedlbauer's Polytronik® toroidal transformer line and shares the same European industrial customer base.
• Block Transformatoren-Elektronik: Block manufactures transformers, power supplies, and inductors for industrial automation, medical, and renewable energy markets. It is a closely comparable German competitor to Sedlbauer with overlapping product categories and customer segments.
• Talema (Luvata): Talema specializes in toroidal transformers, current transformers, and chokes for medical, industrial, and audio applications. It is a direct niche competitor to Sedlbauer's Polytronik® toroidal transformer line with comparable product specialization.
• Hammond Manufacturing: Hammond Manufacturing produces standard and custom transformers, chokes, and enclosures for industrial and electronics markets. It overlaps with Sedlbauer's inductive components and electromechanical systems businesses, particularly for OEM customers.
• Würth Elektronik: Würth Elektronik produces a broad portfolio of inductive components including transformers, chokes, and toroidal inductors. It directly competes with Sedlbauer's inductive components business unit across electronics, audio, and industrial segments.

Others

• Deutronic GmbH: Deutronic is the sister company within the Edwanz Group, producing power electronics, DC/DC converters, and test systems. It is an ecosystem partner rather than a competitor, sharing customers and trade fair presence (Coiltech) with Sedlbauer.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights6 records

Customer concentration

• Facebookfacebook.com/Sedlbauer
• LinkedInlinkedin.com/company/sedlbauer-ag-sed-
• Instagraminstagram.com/sedlbauer_ag
• Xx.com/sedlbauer_ag

Compliance12 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles2 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 Sedlbauer