What SMS Elotherm GmbH does

SMS Elotherm GmbH is a German industrial equipment manufacturer specializing in induction heating and hardening systems for the metals industry, headquartered in Remscheid, Germany, and operating as a wholly-owned subsidiary of SMS group (a diversified conglomerate with approximately 14,400 employees and around 3.1 billion EUR in worldwide sales). The company designs, manufactures, and services modular induction heating plants organized across four core product families: flat products (ELO-SLAB, ELO-STRIP, ELO-BLANK) for rolling mills and press hardening; long products (ELO-LONG, ELO-TUBE, ELO-QTT, ELO-QTB, ELO-SEAM) for tubes, bars, and quench-and-temper lines; forging applications (ELO-FORGE, ELO-BAR, ExtruLine); and ELOMAT converters supporting LLC, series, and parallel resonant circuits up to 600 kHz and 4,500 kW per unit using IGBT, MOSFET, and SiC semiconductors. Its technology stack also includes the ELO-CONNECT digital platform (with ELO-PROCESS quality monitoring, ELO-FRESH cooling-water control, and ELO-MIND RFID-based inductor management), ELO-ICE insulation reducing thermal losses by up to 75%, and Selective Laser Melting (SLM) additive manufacturing of inductors.

The company targets large enterprise customers across steel and metal production, automotive component manufacturing, renewable energy (wind turbine ring hardening), and body-in-white press hardening. Revenue is generated primarily through one-time sales of complete turnkey induction plants and modular systems, supplemented by recurring spare parts supply (with 85% of common parts held in central warehouse), subscription-style service and maintenance contracts (with a 5% Service Bonus Program), pay-as-you-go technical support and rental of converters and recooling systems, professional services for retrofit and modernization (including competitor equipment), and training courses. Go-to-market is executed through dedicated sales teams organized by product category (Sales Heating, Sales Hardening, Service), supported by SMS group's regional subsidiaries in Germany, the USA, China, Brazil, and India, plus country-specific representatives in Italy, Mexico, Spain, China, and France. With 6,000+ plants installed worldwide and 80+ years of corporate lineage (predecessor organizations dating to 1906, the entity itself legally founded in 1952), SMS Elotherm positions itself as a technology market leader in industrial induction heating, with 101-250 employees and primary production in Remscheid and Iserlohn.

Name

SMS Elotherm GmbH

Legal name

SMS Elotherm GmbH

Website

https://sms-elotherm.com

Company type

Private

Founded year

1952

Operating status

Operating

Headcount range

101–250 employees

Short description

SMS Elotherm GmbH is a German industrial equipment manufacturer and SMS group subsidiary specializing in induction heating and hardening systems for steel mills, automotive component producers, and renewable energy manufacturers, with a modular ELO product portfolio and global service network spanning 6,000+ installed plants.

Ownership category

akta.pro rank

Product category

Industrial Induction Heating Equipment

NAICS

Industrial Process Furnace and Oven Manufacturing (333994), Relay and Industrial Control Manufacturing (335314)

SIC

Industrial Process Furnaces & Ovens (3567), Electrical Industrial Apparatus (3620), Electronic Coils, Transformers & Other Inductors (3677)

akta.pro primary industry

Heat Treatment & Thermal Processing Furnaces (Hardening, Annealing, Induction) (IMAHADAI)

akta.pro secondary industry

Power Electronics for Industrial Heating (Induction/dielectric heating power supplies) (IMAGADAK)

Keywords

• Induction heating systems
• Industrial hardening equipment
• Metal heat treatment
• Forging furnace machinery
• Metals processing equipment

Headquarters

HQ city

Cranberry

HQ country

United States

HQ region

North America

Offices6 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Induction Heating Systems: Sale of complete induction heating systems including ELO-SLAB, ELO-STRIP, ELO-BLANK for flat products; ELO-LONG, ELO-TUBE, ELO-QTT, ELO-QTB, ELO-SEAM for long products; ELO-FORGE, ELO-BAR, ExtruLine for forging applications. Systems sold as complete plants or integrated production lines.
2. Spare Parts and Components: Supply of original spare parts for induction systems, with 85% of commonly required parts stored in central warehouse. Includes spare parts packages tailored for current and older plant generations.
3. Equipment Rental: Rental of stand-alone high-frequency and medium-frequency converters and recooling systems with optional personnel provision. Includes feasibility tests, thermography measurements, and FEM calculations as technical development services.
4. Inspection and Maintenance Services: Regular servicing and maintenance contracts, with service bonus program offering 5% discount on spare parts for 12 months. Includes preventive maintenance and on-site support.
5. Training Services: Induction heating and hardening training courses including basics, operator training, servicing/maintenance, converter training, and hardening/heating procedures. Conducted at customer premises or company facilities.
6. Retrofit and Modernization: Upgrade and modernization services for existing induction plants including control system upgrades, ELO-CONNECT integration, and energy efficiency improvements. Offered for both SMS Elotherm and competitor equipment.

Pricing tiers

Go-to-market motion1 record

Distribution channels4 records

Marketing channels4 records

Core offering

SMS Elotherm GmbH designs, manufactures, and services industrial induction heating and hardening systems for the metals industry. Its portfolio covers complete plants for flat products (ELO-SLAB, ELO-STRIP, ELO-BLANK), long products (ELO-LONG, ELO-TUBE, ELO-QTT, ELO-QTB, ELO-SEAM), forging (ELO-FORGE, ELO-BAR, ExtruLine), modular hardening machines (ELO-X, ELO-RING XXL), ELOMAT power converters, and digital process control platforms (ELO-CONNECT). The company also delivers spare parts, retrofit/modernization, training, rental, and on-site technical services worldwide.

Product overview

SMS Elotherm GmbH is a technology market leader in industrial induction heating and hardening systems. The product portfolio consists of modular induction heating and hardening plants and systems organized across several product lines: Flat Products (ELO-SLAB, ELO-STRIP, ELO-BLANK) for rolling mill applications; Long Products (ELO-LONG, ELO-TUBE, ELO-QTT, ELO-QTB, ELO-SEAM) for tubes, bars and quenching/tempering; Forging (ELO-FORGE, ELO-BAR, ExtruLine) for induction forging applications; and Converters (ELOMAT) providing power electronics in parallel, series, and LLC configurations. The ELO-CONNECT platform digitizes these systems through ELO-PROCESS (quality monitoring), ELO-FRESH (cooling water control), and ELO-MIND (RFID-based inductor management), while ELO-ICE provides insulation innovations for efficiency gains. Additive manufacturing capabilities enable 3D-printed inductors and quenching showers via SLM technology. The company offers complete lifecycle support including retrofit, spare parts, training, rental equipment, and technical development services.

Differentiator

Problem solved

Functional benefit

Brands

• ELO-SLAB: Induction heating system for flat products in rolling mills
• ELO-STRIP
• ELO-BLANK
• ELO-LONG
• ELO-TUBE
• ELO-QTT
• ELO-QTB
• ELO-SEAM
• ELO-FORGE
• ELO-BAR
• ELO-X
• ELO-ICE
• ELO-CONNECT
• ELO-MIND
• ELO-FRESH
• ELO-PROCESS
• ELOMAT
• ExtruLine
• MetalLine

Products and services

• ELO-SLAB
• ELO-STRIP
• ELO-BLANK
• ELO-LONG
• ELO-TUBE
• ELO-QTT
• ELO-QTB
• ELO-SEAM
• ELO-FORGE
• ELO-BAR
• ExtruLine
• ELOMAT Converters
• ELO-X
• ELO-RING XXL
• Additive Inductor Manufacturing

Quantifiable outcome

• Thermal losses reduced by up to 75%
• +4 more outcomes

Named customers3 records

Segments4 records

Ideal customer profiles3 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration4 records

Feature6 records

Partnerships

Six partnerships are on record, tiered minor.

• EO GROUPminorStrategic or Co-development Partner · 21 June 2022Sale of the French business unit (SMS-Elotherm France SAS) to EO GROUP. EO GROUP is a leading provider of electrical engineering services. This transaction represents a strategic restructuring rather than a new partnership formation.
• New Team s.r.l.minorChannel Partner/ Reseller/ DistributorItalian representative for SMS Elotherm products and services including heating, hardening, and service support in Italy.
• Maquitec Máquinas y Equipos Técnicos S.A. de C.V.minorChannel Partner/ Reseller/ DistributorMexican representative for SMS Elotherm products and services including heating, hardening, and service support in Mexico.
• J.B. Equipos para Industrias, S.L.minorChannel Partner/ Reseller/ DistributorSpanish representative for SMS Elotherm products and services including heating, hardening, and service support in Spain.
• Hangzhou Ailo Electronic Co. Ltd.minorChannel Partner/ Reseller/ DistributorChinese representative for SMS Elotherm products and services including heating, hardening, and service support in China.
• EO InductionminorChannel Partner/ Reseller/ DistributorFrench representative for SMS Elotherm products and services including heating, hardening, and service support in France.

Scale indicators11 records

Recent moves8 records

Expansion highlights5 records

Direct peers

• Inductotherm Group / Inductoheat: Largest global induction heating and melting specialist, including Inductoheat for surface hardening of metals. Directly competes with SMS Elotherm in induction hardening, forging heating and heat-treatment systems for automotive and metals customers.
• EFD Induction: Norway-based specialist in industrial induction heating, hardening and melting for automotive, aerospace and energy customers. Overlaps with SMS Elotherm across hardening, brazing and forging applications.
• Elta Induction: European induction equipment manufacturer offering heating, melting and hardening systems. Directly comparable product portfolio to SMS Elotherm in mid- and high-frequency industrial heating.
• Harms & Wende: German specialist in induction hardening technology for crankshafts, gears and powertrain components. Direct competitor to SMS Elotherm's ELO-FORGE and surface-hardening offerings in the automotive segment.
• EMA Indutec: German provider of induction heating and hardening systems, including scanner and static hardening technologies. Closely overlaps SMS Elotherm's hardening product lines for automotive and general metallurgy.
• GH Group / GH Induction: Spanish induction heating and hardening equipment maker serving automotive and metallurgical customers globally. Direct overlap with SMS Elotherm in surface hardening and induction brazing.

Emerging players

• IAS GmbH (sister company within SMS group): Sister subsidiary of SMS Elotherm within SMS group, focused on induction melting and heating. Comparable in technology stack and customer base, though it is a separate SMS group entity rather than a direct external competitor.

Broad incumbents

• Fives (Celes / induction heating activities): French industrial engineering group whose Celes and induction activities serve metals processing and heat treatment. Broader incumbent with overlapping but not solely focused induction capabilities vs. SMS Elotherm.
• EMAG Group: German machine tool group producing metalworking equipment including induction-hardening modules. Adjacent competitor with broader portfolio (turning, grinding, gear cutting) overlapping SMS Elotherm's heat-treatment offering.

Others

• Schaeffler / FAG (industrial heat treatment for bearings): Large bearing and automotive supplier with significant in-house induction heat-treatment operations, including large-ring hardening. Functions as both a customer and a vertically integrated competitor to SMS Elotherm's bearing-ring hardening systems.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat6 records

Key risks6 records

Key highlights7 records

Customer concentration

• LinkedInde.linkedin.com/company/sms-elotherm-gmbh

Revenue estimate

Valuation estimate

Number of profiles

Profiles11 records

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 SMS Elotherm GmbH