BEN

What BEN does

BEN Buchele Elektromotorenwerke GmbH is a third-generation, family-owned German manufacturer of customized electric motors headquartered in Nuremberg. Founded in 1931 and currently led by Managing Director Hans-Peter Schwegler, the company designs and builds special-purpose motors in a power range from 0.25 kW to 1,300 kW, covering lot-size-one, small-batch, and medium-series production. Three core product lines anchor the portfolio: surface-cooled industrial motors, pressure-resistant encapsulated explosion-proof (Ex) motors certified for the highest ATEX gas group (IIC, including hydrogen) and dust-explosion atmospheres, and water-cooled motors (WD71–WD315 series) that deliver equivalent output in smaller frame sizes for space- and noise-constrained environments. Specialized offerings include dust-proof tKD motors for food, chemical, pharmaceutical, and recycling industries, heavy-duty motors with labyrinth sealing demonstrated at 40+ year service lives, hybrid-drive motors for maritime applications (e.g., the Reintjes/Chicago dredger), and IE4 synchronous reluctance motors developed with Nuremberg University of Applied Sciences (ELSYS). All design, CNC manufacturing (milling, turning, vertical turning, balancing, drilling), and testing is performed in-house at Nuremberg, including a four-stand test station capable of 4 kW to 300 kW motor validation with classification-society witness testing.

The company sells primarily through a direct sales force (Head of Sales Detlef Koslowsky) to enterprise customers in shipbuilding, offshore, HVAC, heavy industry, and special machine building. International representation is limited to a single channel partnership — Fukuno International in Japan since January 2024, active in maritime after-sales and special motors. Revenue streams are project-based (one-time sale of custom motors) supplemented by contract CNC manufacturing services and motor testing/certification services. Pricing is not publicly disclosed; motors are quoted project-by-project against specifications, power output, cooling type, and certification requirements. Customer logos span the Port of Hamburg, Reintjes GmbH, Korean and Chinese shipbuilders, customs authorities with Lloyd's Register-classed boats, and the ELSYS research institute. The company is 100% family-controlled, has no external funding or parent company, and operates without disclosed financials or app/software products.

Name

BEN

Legal name

BEN Buchele Elektromotorenwerke GmbH

Website

https://benbuchele.de

Company type

Private

Founded year

1931

Operating status

Operating

Headcount range

51–100 employees

Short description

BEN Buchele Elektromotorenwerke GmbH is a third-generation, family-owned Nuremberg manufacturer of custom electric motors (0.25–1,300 kW) — surface-cooled, explosion-proof, and water-cooled — serving shipbuilding, offshore, HVAC, heavy industry, and special machine building customers via direct sales and one Japanese channel partner.

Ownership category

akta.pro rank

Product category

Industrial Electric Motors

NAICS

Motor Vehicle Electrical and Electronic Equipment Manufacturing (33632)

SIC

Motors & Generators (3621), General Industrial Machinery & Equipment, Nec (3569)

akta.pro primary industry

DC Motors (Brushed, Brushless DC) (IMAGACAB)

Keywords

• Custom electric motors
• Explosion-proof motors
• Water-cooled motors
• Maritime industrial drives
• ATEX certified motors

Headquarters

HQ city

Nuremberg

HQ country

Germany

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Custom Electric Motor Sales: BEN Buchele generates revenue through the design, manufacture, and sale of custom electric motors ranging from 0.25 to 1,300 kW. The company produces individual items (lot size 1), small series, and medium series of special-purpose motors. Motors are sold directly to industrial customers across shipbuilding, offshore, HVAC, heavy industry, and machine building sectors. Revenue is primarily one-time project-based for custom motors, with some ongoing demand for replacement/spare motors.
2. Contract Manufacturing Services: The company offers CNC machining and manufacturing services to external customers, including milling, turning, vertical turning, balancing, and drilling of primarily cast and steel components. This represents an additional revenue stream beyond motor sales, leveraging the company's in-house manufacturing equipment.
3. Motor Testing and Certification Services: The company provides motor testing and certification services at its in-house test station, including class certification in the presence of classification society surveyors. This service is offered as part of one-stop-shop production and may generate additional revenue from both internal and external customers.

Go-to-market motion2 records

Distribution channels2 records

Marketing channels7 records

Core offering

BEN Buchele designs and manufactures individually customized electric motors ranging from 0.25 to 1,300 kW for industrial B2B customers in shipbuilding, offshore, HVAC, heavy industry, and special machine building. Production covers lot size 1, small series, and medium series at the Nuremberg headquarters, with three core motor families (surface-cooled, explosion-proof, water-cooled) plus heavy-duty, dust-proof Ex, hybrid drive, and synchronous reluctance variants. The company also offers CNC contract manufacturing and in-house motor testing and certification services.

Product overview

BEN Buchele is a family-owned electric motor manufacturer offering individually customized motors ranging from 0.25 to 1,300 kW. The product portfolio consists of three core motor types: Surface Cooled Motors (standard industrial applications), Explosion-Proof Motors (ATEX-certified for hazardous areas with brake options), and Water Cooled Motors (compact high-performance WD71-WD315 series). Additional specialized products include Heavy-Duty Motors with labyrinth sealing for harsh environments, Dust-Proof Explosion-Proof Motors (tKD series) for food/chemical industries, Hybrid Drive Motors for maritime applications, and Synchronous Reluctance Motors (under development for IE4 efficiency). The company also provides contract manufacturing services (CNC machining, balancing) and in-house testing/certification services. All motors are designed and manufactured at the Nuremberg headquarters with a focus on custom engineering for individual, small, and medium series production.

Differentiator

Problem solved

Functional benefit

Products and services

• Surface-Cooled Electric Motors Standard surface-cooled electric motors manufactured individually for industrial applications, available across the company's 0.25 to 1,300 kW power range, designed and built at the Nuremberg headquarters for lot size 1, small, and medium series production.
• Explosion-Proof Electric Motors Pressure-resistant encapsulated motors certified for explosive atmospheres (ATEX II 2G Ex db IIC T4 Gb), suitable for Zone 1 and Zone 0 hazardous areas, with integrated electromagnetic spring-applied brake options up to 3,300 Nm braking force and IP56 to IP68 protection.
• Water-Cooled Electric Motors (WD71–WD315 Series) Water-cooled electric motors delivering high performance in compact dimensions with minimal noise and heat dissipation, available from 0.75 kW to 250 kW output, voltages up to 690V, IP56/66/67 protection, robust steel construction for seawater and salty air environments, with stainless steel variants for food industry applications.
• Heavy-Duty Electric Motors Robust electric motors designed for harsh conditions with labyrinth sealing systems, reinforced bearings, and extended operational lifetimes exceeding 40 years, suitable for heavy industry, transport, and applications demanding long service life.
• Dust-Proof Explosion-Protected Motors (tKD Series) Dust and explosion-proof motors certified per IBExU22ATEX1087 X, featuring active temperature management via thermal sensors or overcurrent cut-off devices, designed for sugar mills, food industry, animal feed processing, chemical and pharmaceutical industries, and recycling facilities.
• Hybrid Drive Electric Motors for Maritime Applications Water-cooled electric motors designed for maritime hybrid powertrains, size 200, 60 kW output, rated speed 2,130 rpm, frequency inverter operation, S1 continuous duty, capable of speeds up to 4,300 rpm in generator mode while supplying full 60 kW at 2,000 rpm.
• Synchronous Reluctance Motors High-efficiency synchronous reluctance motors achieving IE4 efficiency class with superior efficiency versus asynchronous systems due to low rotor losses, developed for cross-flow air blowers in automotive test benches delivering 180 km/h blow velocity in size 160 frame.
• Contract Production / CNC Manufacturing Services CNC machining and manufacturing services for cast and steel components, including CNC milling (up to 3000x800x825 mm), CNC turning (shafts up to 2000mm length, diameter up to 800mm, chuck parts up to 1000mm), vertical turning (up to 1400mm length, 1250mm diameter), balancing (up to 2000mm length, 600mm diameter, 20kg one-level or 1000kg two-level), and drilling (up to 1200mm length, 1000mm diameter), for individual items and small batch production.
• Motor Testing and Certification Services Motor testing and certification services at the in-house Nuremberg test station with four test stands (M4 max 4 kW, M3 max 22 kW, M2 max 100 kW, M1 max 300 kW), voltage up to 850V, frequency up to 60Hz, speed max 4,000 rpm, weight max 4,000 kg; offers certification according to class rules in presence of class surveyors, testing of three-phase asynchronous/synchronous motors, and load-temperature-rise runs for S1/S2/S3 duty.

Quantifiable outcome

• Motors operating reliably for over 40 years under heavy-duty conditions
• +4 more outcomes

Named customers7 records

Segments6 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature8 records

Partnerships

One partnership is on record.

• Fukuno InternationalcoreChannel Partner/ Reseller/ Distributor · 1 January 2024Fukuno International, founded in 1998 and based in Japan, serves as BEN Buchele's representative in the Japanese market since January 2024. Fukuno is active in the maritime after-sales market and assists wherever replacement motors are required. Fukuno enjoys a strong reputation in the Japanese maritime industry and represents multiple German and European maritime companies. Fukuno can offer BEN's special motors including anchor and mooring winches. Japanese companies reportedly have high quality standards and are open to German-made motor quality. BEN sees shorter delivery times as a competitive advantage in the Japanese market.

Scale indicators3 records

Recent moves7 records

Expansion highlights6 records

Broad incumbents

• ABB: Global leader in industrial motors and drives with marine-certified and explosion-proof product lines. Largest direct competitor for industrial motor sockets in BEN's core segments including shipbuilding and heavy industry.
• Nidec: Japanese motor manufacturer that consolidated global industrial motor presence through the Leroy-Somer acquisition. Competes directly in IEC motor categories worldwide and increasingly in industrial automation and traction motors for marine/offshore.
• WEG: Brazilian industrial motor multinational with broad IEC/NEMA range including explosion-proof (WEG Ex) and marine variants. Active globally in similar industrial segments and increasingly aggressive in European markets including Germany.
• Siemens: Global industrial conglomerate with broad industrial motor portfolio (SIMOTICS family). Competes with BEN where standard catalog motors suffice, especially in IEC frame sizes within BEN's 0.25-1,300 kW range, but offers much wider portfolio, digital services, and global service network.
• Bosch Rexroth: Through its Hägglunds heritage and broader drive systems portfolio, Bosch Rexroth supplies hydraulic and increasingly electric drive solutions for marine, offshore, and heavy industrial applications. Adjacent rather than direct, but increasingly overlapping as hybrid marine electrification scales.

Direct peers

• Marelli Motori: Italian manufacturer of custom and standard electric motors and generators, including explosion-proof and marine-rated units. Overlaps directly with BEN in industrial/marine motor specialty, premium custom configurations, and in-house testing certifications.
• VEM GmbH: VEM is a German specialty industrial motor manufacturer with similar flexible lot production, custom engineering capability, and IEC/NEMA focus. Closest structural and cultural analog to BEN Buchele as a comparable Mittelstand-sized German motor maker serving industry and harsh-environment applications.
• ATB Group: Mid-sized European motor manufacturer specializing in explosion-proof, marine, and industrial custom motors across IECEx/ATEX certifications. Highly comparable scope, hazard-class expertise, and customer overlap with BEN's custom Ex motor lines.
• Bauer Gear Motor: German specialist in geared motors and drive systems for industrial applications, now part of Regal Rexnord. Overlaps with BEN in industrial motor products and German Mittelstand heritage, though more focused on integrated gear-motor packages.
• Leroy-Somer (Nidec Leroy-Somer): French motor manufacturer (now part of Nidec) historically focused on custom and series industrial motors including explosion-proof and marine variants. Strong overlap with BEN's product mix and customer profile prior to consolidation under Japanese ownership.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat6 records

Key risks7 records

Key highlights7 records

Customer concentration

• Facebookfacebook.com/benbuchele

Compliance2 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles8 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 BEN