What technotron does

Liberty Technotron s.r.o. is a Czech Republic-based specialty manufacturer of magnetic circuit cores produced from grain-oriented electrical steel (FeSi 3% silicon steel). Founded in 1995 and headquartered in Frýdek-Místek in the Moravian-Silesian Region — approximately 20 km southwest of Ostrava — the company operates a 4,000 m² facility across two manufacturing units and employs roughly 50 people. It operates as a wholly-owned subsidiary of Liberty Ostrava a.s., itself part of Liberty Steel Group within the broader GFG Alliance, giving the business access to group-level infrastructure while remaining focused on a narrow product line.

The core product portfolio consists of magnetic circuit cores for transformer and electrical equipment applications, manufactured from materials conforming to the ČSN EN 10107 standard across grades M085-23P through M165-35S, with steel thicknesses ranging from 0.18 mm to 0.35 mm. Standard offerings include toroidal cores, single-phase and three-phase split (divided) cores in single and multi-stage configurations, unicore constructions, and stacked step-lap cores rated up to 1,800 kVA. Additional products comprise custom shape cutouts from silicon steel, coated cores with PUR or komaxit surface treatments for durability, and bandaged toroidal cores finished with adhesive or non-adhesive tape. The company holds ČSN EN ISO 9001:2016 (quality), ČSN EN ISO 14001:2016 (environmental), and ČSN ISO 45001:2018 (occupational health & safety) certifications from Bureau Veritas, plus REACH SVHC and RoHS Directive 2011/65/EU compliance declarations enabling EU market access.

Liberty Technotron pursues a sales-led B2B go-to-market, generating revenue through direct sale of manufactured magnetic cores to industrial customers in the electrical engineering, transformer manufacturing, and power generation sectors. Sales are conducted via direct phone (+420 558 621 547) and email ([email protected]) contact, with pricing provided on a quotation basis. The company is positioned as a vertical specialist within a single primary customer segment, leveraging its ISO certifications and Liberty Steel Group affiliation as commercial credentials rather than scale or brand-led differentiation. No public revenue figures, headcount growth trends, or geographic expansion beyond the Czech Republic are disclosed in available data.

Name

technotron

Legal name

Liberty Technotron s.r.o.

Website

https://technotron.cz

Company type

Private

Founded year

1995

Operating status

Operating

Short description

Liberty Technotron s.r.o. is a Czech-based specialty manufacturer producing magnetic circuit cores from FeSi 3% silicon steel — toroidal, split, unicore, and step-lap designs up to 1,800 kVA — for transformer and electrical equipment OEMs, operating as a subsidiary of Liberty Steel Group since 1995.

Ownership category

akta.pro rank

Product category

Magnetic Cores Manufacturing

NAICS

Capacitor, Resistor, Coil, Transformer, and Other Inductor Manufacturing (334416)

SIC

Electronic Coils, Transformers & Other Inductors (3677)

akta.pro primary industry

Transformers & Magnetics (Power/Signal) (HDAHANAD)

akta.pro secondary industries

Inductors & Coils (Power/RF/Chokes) (HDAHANAC), Specialty & Alloy Steel (Stainless, Tool Steel, Electrical Steel, High-Strength/HSLA) (IMAKABAJ), Passive Components (Resistors, Capacitors, Inductors, Ferrites) (IMAGAJAA)

Keywords

• Magnetic core manufacturing
• Silicon steel cores
• Transformer components
• Electrical steel products
• Toroidal cores

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Operations, Personnel, Infrastructure

Revenue model

1. Magnetic Core Manufacturing and Sales: Manufacturing and sale of magnetic circuit cores including toroidal cores, divided cores, unicore, step-lap cores, and custom FeSi silicon steel components. Revenue generated through direct B2B sales of manufactured electrical steel products to industrial customers in the transformer and electrical machinery sectors.

Go-to-market motion1 record

Distribution channels1 record

Core offering

Liberty Technotron manufactures and sells magnetic circuit cores (jádra magnetických obvodů) made from FeSi 3% grain-oriented silicon steel, ranging from 0.18 to 0.35 mm in thickness per ČSN EN 10107. The product range covers toroidal cores, divided (split) cores in single-phase and three-phase variants, Unicore construction, stacked step-lap cores up to 1,800 kVA, coated and bandaged toroidal cores, and custom shape cutouts, sold directly to transformer and electrical equipment manufacturers.

Product overview

Liberty Technotron is a specialized magnetic core manufacturer serving the electrical engineering and transformer industry. The company operates as a single-product-focused manufacturer producing magnetic circuit cores from FeSi 3% silicon steel. The core product portfolio consists of four standard product lines (Toroidal Cores, Split Cores, Unicore, and Stacked Step-Lap Cores up to 1800 kVA) supplemented by three other product categories (Shaped Cut-offs, Coated Cores, and Banded Toroidal Cores). All cores are manufactured to ČSN EN 10107 standard materials specifications with thickness ranging from 0.18 to 0.35 mm.

Differentiator

Problem solved

Functional benefit

Products and services

• Toroidal Cores Standard toroidal magnetic cores manufactured from FeSi 3% silicon steel for transformer and inductor applications, used by electrical equipment manufacturers.
• Divided (Split) Cores Split magnetic cores available in single-phase, three-phase, single-step and multi-step configurations for transformer designs requiring accessible or sectional core assemblies.
• Unicore Proprietary Unicore magnetic core product line for specialized transformer applications using a single-piece construction technique.
• Stacked Step-Lap Cores Stacked step-lap magnetic cores with maximum rating of 1,800 kVA, designed for high-efficiency transformer applications using staggered lap joints to reduce air-gap losses.
• Cores with Coatings Magnetic cores finished with PUR (polyurethane) or komaxit protective coatings for enhanced durability, surface protection, and performance in demanding electrical environments.
• Banded Toroidal Cores Toroidal cores bandaged with either non-adhesive or adhesive tape for mechanical reinforcement, winding support, and assembly integrity.
• Shaped Cut-offs from Silicon Steel (FeSi) Custom-shaped cut-offs and blanks manufactured from silicon steel FeSi material for specialized electrical equipment applications.

Segments1 record

Ideal customer profiles1 record

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature7 records

Partnerships

One partnership is on record.

• Liberty Ostrava a.s.coreStrategic or Co-development PartnerParent company and primary subsidiary within the Liberty Steel Group network. Liberty Technotron operates as a subsidiary in the Czech Republic under Liberty Ostrava a.s., which is part of the GFG Alliance (Gupta Family Group). The subsidiary is one of several manufacturing units including steel production facilities, engineering products, and commercial operations.

Scale indicators4 records

Recent moves5 records

Expansion highlights3 records

Direct peers

• Magnetics (Spang & Co): A division of Spang & Co that designs and manufactures magnetic cores, powder cores, ferrites, and tape-wound cores for transformer and inductor applications. Directly comparable as a specialized magnetic-core manufacturer serving transformer and power electronics OEMs.
• Vacuumschmelze (VAC): Global manufacturer of magnetic materials and cores (nanocrystalline, amorphous, crystalline) for transformers, inductors, and power applications. Closely comparable on product category — magnetic cores for transformer and electrical equipment applications — though broader in technology scope.
• Ferroxcube (Yageo): Manufacturer of ferrite cores and accessories used in inductors, transformers, and EMI suppression. Comparable as a magnetic-core supplier to transformer/power-conversion customers, though primarily ferrite rather than silicon-steel based.

Broad incumbents

• TDK Corporation: Global electronics incumbent with a substantial magnetics portfolio (ferrite cores, inductors, transformers). Comparable as a broad-line magnetic-component supplier serving transformer and power-electronics OEMs, but operating across a much wider product portfolio.
• Thyssenkrupp Electrical Steel: Producer of grain-oriented electrical steel (powercore®) used in transformer cores. Directly comparable on the upstream electrical-steel material feeding Technotron's process and competes for downstream transformer-core market share via vertical integration.
• voestalpine Stahl GmbH: European steelmaker with a grain-oriented electrical steel product line (topcore®) for transformer core manufacturing. Comparable as both an upstream supplier of FeSi electrical steel and as a competitor to Liberty Technotron in finished cores via its materials business.
• Cleveland-Cliffs (formerly AK Steel): North American producer of grain-oriented electrical steel (TRAN-COR®) for transformer applications. Comparable on electrical-steel supply and competes with European silicon-steel cores in global transformer OEM supply chains.
• Tata Steel (Cogent Power): Cogent Power, part of Tata Steel, manufactures grain-oriented electrical steel for transformer cores. Directly comparable as both an upstream electrical-steel source and a competitor in finished transformer-core products across European OEM customers.
• POSCO: Korean steelmaker producing grain-oriented electrical steel (Hyper NO) for transformer cores. Comparable as a vertically integrated electrical-steel-and-core supplier competing with Technotron in global transformer OEM supply chains.

Regional players

• Carpenter Technology Corporation: US-based specialty alloys and magnetic materials producer serving electrical and electronic markets including transformer-core applications. Comparable as a specialty magnetic-materials supplier but primarily serves the North American market rather than the European industrial base.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat3 records

Key risks5 records

Key highlights5 records

Customer concentration

Compliance5 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

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 technotron