Name

Schaefer

Legal name

Schäfer Elektronik GmbH

Website

https://schaeferpower.de

Company type

Private

Founded year

1969

Operating status

Operating

Headcount range

101–250 employees

Ownership category

akta.pro rank

Product category

Industrial Power Electronics

NAICS

Power, Distribution, and Specialty Transformer Manufacturing (335311), Electrical Equipment Manufacturing (33531)

SIC

Power, Distribution & Specialty Transformers (3612), Electronic & Other Electrical Equipment (No Computer Equip) (3600)

akta.pro primary industry

DC-AC Inverters (Industrial inverters, standalone/embedded) (IMAGADAC)

akta.pro secondary industries

EV/Industrial Charging Power Electronics (Chargers, rectifiers, power stages) (IMAGADAF), Power Conditioners & Voltage Regulators (HDACAJAD), Power Quality, Metering & Monitoring (HDACAJAG), Automotive Power Electronics & Inverters/Converters Manufacturing (IMACAJAE)

Keywords

• Industrial power supplies
• AC-DC converters
• DC-DC converters
• Power electronics manufacturing
• Uninterruptible power supplies

Headquarters

HQ city

Achern

HQ country

Germany

HQ region

Europe

Offices4 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Industrial Power Supply Systems: Custom and modular power supply systems sold to industrial customers across multiple sectors including energy, defense, rail, marine, and semiconductor manufacturing. Products range from small converters to large-scale systems up to megawatt capacity through parallel connection.
2. Charging Infrastructure: Stationary and mobile charging solutions for e-mobility applications, including fast-charging stations with battery backup systems
3. Converter and Inverter Products: AC-DC converters, DC-DC converters, inverters (DC-AC), and frequency converters (AC-AC) for industrial applications
4. Power Quality Solutions: Active harmonic filters and UPS systems for power quality management in industrial and data center applications

Go-to-market motion1 record

Distribution channels1 record

Marketing channels5 records

Core offering

SCHAEFER Elektronik GmbH designs and manufactures modular industrial power electronics systems, including AC-DC converters, DC-DC converters, inverters (DC-AC), frequency converters (AC-AC), and uninterruptible power supply (UPS) systems, with power ranges from 100W to 100kW and 200VA to 45kVA. The portfolio extends to stationary and mobile EV charging infrastructure, active harmonic filters for power quality management, and machine safety systems for hazardous environments. Products are customized for industrial customers in energy, defense, railway, marine, oil and gas, semiconductor, and e-mobility sectors.

Product overview

Schaefer Elektronik GmbH is a manufacturer of modular power supplies and power electronics systems based in Germany. The company offers a comprehensive portfolio of power conversion products including AC-DC converters, DC-DC converters, DC-AC inverters, and AC-AC frequency converters. Their power supply systems include both DC-USV (uninterruptible power supplies) and AC-USV variants, along with customized system solutions. The product range extends to charging infrastructure for e-mobility (both stationary and mobile), active harmonic filters for power quality improvement, and machine safety systems. Their modular power supplies span from 100W to 100kW and from 200VA to 45kVA, with systems scalable through parallel connection to the megawatt range. These products serve safety-critical applications across energy, defense, industry, rail, oil & gas, marine subsea, power quality, and e-mobility markets.

Differentiator

Problem solved

Functional benefit

Products and services

• AC-DC Converters AC-DC converters that transform alternating current input into stable direct current output for industrial applications such as energy, defense, rail, marine, oil and gas, and semiconductor manufacturing.
• DC-DC Converters DC-DC converters that regulate and convert direct current between different voltage levels for industrial use, including automation, machine building, and semiconductor applications.
• Inverters (DC-AC) DC-AC inverters that convert direct current to alternating current for industrial power applications, including rolling stock mounted inverters and aircraft ground support inverter systems.
• Frequency Converters (AC-AC) AC-AC frequency converters that transform AC power at different frequencies for industrial applications, including rail, marine, and power quality management.
• Power Supply Systems (DC-UPS, AC-UPS & Customized Systems) Uninterruptible power supply (UPS) systems and customized power supply solutions for critical industrial applications across energy, defense, semiconductor, and railway sectors, with modular power ranging from 100W to 100kW and 200VA to 45kVA expandable to megawatt.
• Stationary Charging Infrastructure Stationary charging infrastructure for electric vehicles and industrial battery charging applications, including fast-charging stations with battery backup systems for e-mobility deployments.
• Mobile Charging Infrastructure Mobile charging infrastructure solutions for flexible EV and industrial battery charging needs across e-mobility applications.
• Active Harmonic Filters Active harmonic filtering systems that eliminate harmonic distortion in power distribution networks for industrial facilities, data centers, and power quality management applications.
• Machine Safety Systems Machine safety systems and components for industrial machinery protection, including safety valve power supply systems certified for explosive environments and hazardous locations.

Quantifiable outcome

• Systems scalable from 100W to megawatt range through modular parallel architecture
• +1 more outcomes

Named customers8 records

Segments8 records

Ideal customer profiles8 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Scale indicators4 records

Recent moves4 records

Expansion highlights5 records

Direct peers

• TDK-Lambda: TDK-Lambda is a leading global manufacturer of industrial AC-DC and DC-DC power supplies, programmable power, and EMI filters serving industrial, medical, defense, and semiconductor customers. Directly comparable to Schaefer across converter/inverter/UPS product lines, though at much larger global scale.
• PULS GmbH: PULS is a German-based specialist manufacturer of DIN-rail and industrial power supplies, with strong presence in factory automation, semiconductor, and industrial control. Comparable to Schaefer in industrial power-converter focus, though PULS concentrates more on lower-power DIN-rail and Schaefer on higher-power custom systems.
• XP Power: XP Power is a UK-listed developer of AC-DC, DC-DC, and high-voltage power solutions for industrial, healthcare, and semiconductor applications. Closely aligned with Schaefer's industrial customer mix and modular converter architecture.
• Cosel Asia Co., Ltd. Cosel is a Japanese manufacturer of industrial AC-DC, DC-DC converters and EMI filters serving factory automation, semiconductor, and railway markets. Comparable to Schaefer in product portfolio breadth and industrial/defense end-market exposure.
• RECOM Power GmbH: RECOM Power is an Austrian-headquartered manufacturer of AC-DC, DC-DC converters and switching regulators for industrial, transportation, and renewable energy applications. Comparable in European mid-market industrial power supply positioning.
• Bel Fuse Inc. Bel Fuse manufactures power conversion products (AC-DC, DC-DC), magnetics, and circuit protection for industrial, defense, aerospace, and e-mobility. Comparable to Schaefer in defense and industrial power electronics with publicly listed comparables.
• AEG Power Solutions: AEG Power Solutions manufactures industrial UPS systems, power converters, and chargers for energy, rail, and industrial customers. Direct comparable to Schaefer in UPS and power supply systems for critical infrastructure, with overlapping rail and energy customer base.

Broad incumbents

• ABB: ABB is a global electrification and power-electronics incumbent offering drives, UPS, transformers, switchgear, and power conversion systems across energy, industrial, and transport. Overlaps with Schaefer in industrial converters/inverters and UPS, though ABB operates at much larger scale and broader portfolio.
• Siemens AG: Siemens offers industrial power supplies, drives, UPS, and substation equipment across energy, rail, defense, and factory automation — all of Schaefer's primary verticals. A broad incumbent whose scale and cross-vertical scope exceed Schaefer's specialty focus.
• Schneider Electric: Schneider Electric provides industrial power conversion, UPS, and energy management products across data centers, industry, and infrastructure. Overlaps with Schaefer in UPS, active harmonic filters, and industrial power supplies but as part of a much broader portfolio.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat6 records

Key risks6 records

Key highlights6 records

Customer concentration

Compliance3 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles11 records

Subsidiaries3 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 Schaefer