Stig Wahlstrom Electronics

Name

Stig Wahlstrom Electronics

Legal name

Swelex AB

Website

https://swelektronik.se

Company type

Private

Founded year

1951

Operating status

Operating

Headcount range

11–50 employees

Ownership category

akta.pro rank

Headquarters

HQ city

Farsta

HQ country

Sweden

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Personnel, Operations, Marketing or Sales

Revenue model

1. Electronic Components Distribution: Distribution of high-quality electronic components and technical solutions to industrial customers across multiple market sectors including MedTech, aerospace, defense, HVAC, energy, security, transport/railway, and IT/telecom.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels2 records

Core offering

Swelex AB (formerly Stig Wahlström Elektronik AB) is a Swedish electronic components distributor that supplies connectors, wiring and connection solutions, EMC/RFI/EMI shielding, sensors, thermal management, RF and microwave components, cooling fans, electronic enclosures, power supplies and relays, protection/safety products, and contract-manufactured system solutions. The company sells these components to industrial customers across MedTech, aerospace/space/defense, HVAC, energy, security, transport/railway, and IT/telecom verticals in the Nordic region, drawing on long-standing partnerships with world-leading component suppliers.

Product overview

Swelex AB (formerly Stig Wahlström Elektronik AB, SATCO Komponent AB, and Jolex AB, with Stig Wahlström Automatik AB joining in 2026) is an electronics components distributor and solutions provider offering a comprehensive portfolio of 12 product categories. The portfolio includes connectors (Kontaktdon), wiring and connection solutions (Kablage & Anslutning), EMC/RFI/EMI shielding, sensors and measurement technology, thermal management, RF and microwave components, visual indication and lighting components, cooling fans and airflow solutions, electronic enclosures, power supplies and relays, protection and safety products, and system solutions with contract manufacturing. The company serves multiple vertical markets including industrial, aerospace/space/defense, HVAC, energy, MedTech, security, transport/railway, and IT/telecom.

Differentiator

Problem solved

Functional benefit

Products and services

• Kontaktdon (Connectors) Electronic connectors for industrial, aerospace, defense, and telecommunications applications. Distributed to industrial customers across Nordic markets.
• Kablage & Anslutning (Wiring & Connection) Wiring and connection solutions for various electronic applications, supplied to industrial customers.
• EMC, RFI- & EMI Skärmning (EMC, RFI- & EMI Shielding) Electromagnetic compatibility, radio-frequency interference, and electromagnetic interference shielding solutions for electronic systems.
• Sensorer & Mätteknik (Sensors & Measurement Technology) Sensors and measurement technology products for industrial and technical applications.
• Thermal Management Thermal management solutions for heat dissipation in electronic systems, including for data center and telecom applications.
• RF & Mikrovågor (RF & Microwaves) Radio frequency and microwave components for communications and defense applications.
• Visuell Indikering & Belysningskomponenter (Visual Indication & Lighting Components) Visual indication components and lighting solutions for electronic systems.
• Kylfläktar & Luftflödeslösningar (Cooling Fans & Airflow Solutions) Cooling fans and airflow management solutions for electronic equipment.
• Elektronikkapslingar & tillbehör (Electronic Enclosures & Accessories) Electronic enclosures and accessories for equipment protection and mounting.
• Strömförsörjning & Reläer (Power Supply & Relays) Power supply units and relays for electrical systems control and distribution.
• Skydds- & säkerhetsprodukter (Protection & Safety Products) Protection and safety products for electronic systems and industrial applications.
• Systemlösningar & Produktion (System Solutions & Production) Complete system solutions and contract manufacturing services for industrial customers.

Named customers4 records

Segments8 records

Ideal customer profiles5 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature1 record

Partnerships

One partnership is on record.

• World-leading Component SupplierscoreStrategic or Co-development PartnerClose partnerships with world-leading component suppliers that reinforce specialist knowledge and enable offering of high-quality electronic solutions to customers across multiple markets including MedTech, security, IT/telecom, transport, and industrial sectors.

Scale indicators2 records

Recent moves6 records

Expansion highlights5 records

Broad incumbents

• Arrow Electronics: Global electronic components and enterprise computing distributor with deep franchise relationships. Comparable product categories and supplier model; vastly larger scale and global reach.
• Avnet: Global electronic components distributor with broad supplier franchise portfolio and embedded solutions offerings. Comparable component categories and system solutions strategy; substantially larger.
• Rutronik: European broad-line electronic components distributor with franchise agreements across major component manufacturers. Comparable catalog breadth and vertical exposure; significantly larger scale than Swelex.
• Farnell / element14: Global electronic components distributor (part of Avnet) with broad catalog and design-engineer focus. Comparable component categories and target engineer/OEM customers; much larger and digital-first.
• Digi-Key Electronics: Global electronic components distributor with the broadest catalog in the industry. Comparable product categories across connectors, sensors, power, and RF; vastly larger scale and dominant digital procurement platform.
• RS Components (RS Group): Global electronic and industrial components distributor with strong European presence. Comparable product breadth across connectors, power, sensors, and enclosures; significantly larger scale and digital commerce capability.

Direct peers

• Addtech: Swedish-listed industrial and electronic components distributor serving Nordic and Northern European industrial markets across multiple verticals. Most directly comparable Nordic peer by business model, vertical mix, and acquisition-driven growth strategy.
• Ahlsell: Nordic technical trade and industrial products distributor with broad product portfolio including electrical and electronic components. Comparable regional footprint and B2B direct-sales GTM motion targeting industrial and infrastructure customers.
• Distrelec / Rebound Electronics: European electronic components distributor with strong Nordic and DACH presence. Directly comparable in electronic components catalog, target customer (industrial, MedTech, transport), and hybrid digital-plus-direct sales model.
• OEM Automatic: Swedish industrial components and automation distributor with Nordic market presence. Comparable in scale, product breadth (components and automation solutions), and target customer base of Nordic industrial OEMs.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights6 records

Customer concentration

Revenue estimate

Valuation estimate

Number of profiles

Subsidiaries1 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 Stig Wahlstrom Electronics