What Isolectra does

Isolectra B.V. is a Dutch specialist distributor and technical consultant focused on pluggable electrical installation systems (stekerbaar installeren), headquartered in Rotterdam, Netherlands, with approximately 11-50 employees and 70+ years of operating history. The company distributes Wieland Electric's pluggable connector portfolio — GST18 (indoor), RST (robust/IP6X-rated), and Podis flat cable — alongside proprietary offerings such as the Streda flexible residential installation system, pluggable sensors, and KNX/DALI building automation integration. Products are sold through three major Dutch electrical wholesalers (Rexel, Technische Unie, Koninklijke Oosterberg) and direct project sales for complex enterprise installations.

The company serves three primary verticals: residential construction (Woningbouw), commercial/utility (Utiliteit — hotels, hospitals, offices, government, education, retail, infrastructure), and horticulture (Tuinbouw — greenhouses and vertical farming). Notable enterprise clients include Van der Valk Hotels, NATO Den Haag, AVL Hospital, Stedin, Prodrive Technologies, Palace of Justice Den Bosch, and Rodenborch College. Revenue derives from hardware sales of pluggable components, project consultancy and system design services, and knowledge services via the Isolectra Academy training platform. Pricing is quote-based with no public price list.

Corporate context is ambiguous: the website footer co-displays the TKH Group logo, suggesting affiliation or ownership by the publicly listed Dutch technology group, though no formal parent-subsidiary relationship is publicly disclosed. The company holds ISO 9001 certification, is an active member of the NEN standards committee for pluggable installation, and maintains industry body memberships across FEDET, ISSO, 2BA, and Compano. Geographic footprint is concentrated in the Netherlands with no international expansion signals in the source material.

Name

Isolectra

Legal name

Isolectra B.V.

Website

https://isolectra.nl

Company type

Private

Founded year

1949

Operating status

Operating

Headcount range

11–50 employees

Short description

Isolectra B.V. is a Dutch specialist distributor of pluggable electrical installation systems (stekerbaar installeren), distributing Wieland Electric's GST18, RST, and Podis connector products to installers, contractors, and construction companies across residential, commercial, and horticulture verticals in the Netherlands.

Ownership category

akta.pro rank

Product category

Electrical Installation Equipment

NAICS

Current-Carrying Wiring Device Manufacturing (335931), Communication and Energy Wire and Cable Manufacturing (33592), Wiring Device Manufacturing (33593)

SIC

Electronic Connectors (3678), Electric Lighting & Wiring Equipment (3640), Electronic Components & Accessories (3670)

akta.pro primary industry

Cable Assemblies & Patch Cords (Copper/Fiber) (HDAFALAF)

akta.pro secondary industries

Cable Accessories & Joints/Terminations (splices, joints, terminations, link boxes) (EUADADAC), Flexible Cords, Portable Power & Cord Sets (IMADAMAI), Control, Instrumentation & Automation Cable (IMADAMAC)

Keywords

• Pluggable electrical installation
• Industrial connector systems
• Building automation components
• Flat cable power distribution
• EV charging infrastructure

Headquarters

HQ city

Capelle Aan Den Ijssel

HQ country

Netherlands

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Product Sales - Pluggable Installation Systems: Sale of pluggable electrical installation components including Wieland GST18 and RST connectors, flat cables, sensors, and distribution systems to installers and contractors.
2. Project Services and Consultancy: Technical project guidance, consultancy services, and system design support provided to construction projects implementing pluggable installations.
3. Isolectra Academy Knowledge Services: Educational services including online learning environment with information, tools, tips, and training on pluggable installation techniques.

Go-to-market motion2 records

Distribution channels3 records

Marketing channels6 records

Core offering

Isolectra is the Dutch specialist distributor of Wieland Electric's pluggable electrical installation systems, supplying connectors, flat-cable power distribution, industrial automation, building automation (KNX/DALI), EV charging wiring and machine-safety components to installers, contractors and construction companies across the Netherlands. The company complements its product portfolio with project consultancy, on-site support and the Isolectra Academy training programme for electrical professionals.

Product overview

Isolectra is a Dutch specialist in stekerbaar installeren (pluggable electrical installation), offering a comprehensive portfolio built around Wieland's pluggable systems including GST18® and RST® connectors. Their core offering consists of pluggable installation solutions that replace traditional wiring with pre-assembled, plug-and-play connectors for faster, more efficient, and sustainable electrical installations. The product portfolio includes: Wieland GST18® (indoor pluggable system), Wieland RST® (robust pluggable system), and Wieland flat cable (podis®) for EV charging; specialized solutions for concrete, horticulture, prefab, and circular installation methods; Streda for residential applications; sensors (presence detectors/motion sensors) for building automation; KNX building automation integration; and industrial components including revos® industrial connectors, terminal blocks, interface technology, machine safety (Samos PRO), and industrial communication (Wienet). Services include Isolectra Academy for training and project consulting.

Differentiator

Problem solved

Functional benefit

Products and services

• Wieland GST18 pluggable installation system

Quantifiable outcome

• Reduced installation time and labor costs through plug-and-play connection methodology
• +3 more outcomes

Named customers12 records

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature6 records

Partnerships

Ten partnerships are on record, tiered core, minor and primary.

• Wieland ElectriccoreTechnology or Integration · 1 January 197350-year partnership (celebrated in 2023) making Isolectra the specialist for Wieland pluggable installation systems in the Netherlands. Isolectra introduced the Wieland GST18 system to the Netherlands market and distributes the complete Wieland product portfolio including GST, RST, Podis flat cable, sensors, and industrial connector systems.
• NEN (Nederlands Normalisatie-instituut)minorOthersMember of NEN standards committee, contributing to the development of Dutch and European standards for electrical installations including pluggable installation standards.
• FEDETminorOthersIndustry association membership for electrical installation sector in the Netherlands.
• 2BAminorOthersProduct data quality organization for installation industry.
• CompanominorOthersKnowledge partner organization in the installation sector.
• ISSOminorOthersDutch knowledge institute for installation sector.
• TKH GroupcoreStrategic or Co-development PartnerParent company or major shareholder relationship. TKH Group logo appears in Isolectra's footer. TKH Group is a Dutch technology company focused on innovation in electromechanical and ICT solutions.
• RexelprimaryChannel Partner/ Reseller/ DistributorMajor electrical wholesaler partner operating 08:00-17:00 Monday-Friday at Bleiswijkseweg 35, 2712 PB Zoetermeer. Stocks and distributes Isolectra products in the Netherlands.
• Technische UnieprimaryChannel Partner/ Reseller/ DistributorMajor electrical wholesaler partner at Bovenkerkerweg 10-12, 1185 XE Amstelveen. Stocks and distributes Isolectra products for fast delivery to installers.
• Koninklijke OosterbergprimaryChannel Partner/ Reseller/ DistributorRoyal electrical wholesaler partner at IJsseldijk 2, 7325 WZ Apeldoorn. Stocks and distributes Isolectra products in the Netherlands.

Scale indicators3 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• WAGO: German manufacturer of the WINSTA pluggable connector system and other electrical interconnection products, competing directly with Wieland's GST/RST in pluggable building installations. WAGO is the principal category competitor Wieland/Isolectra face across Europe.
• Hager Group: European family-owned manufacturer of electrical installation systems, cable management, and building automation. Comparable specialist player in the European installer channel with strong German, French, and Benelux presence overlapping Isolectra's Dutch market.
• Wieland Electric: Manufacturer of the GST18, RST, Podis, and revos connector systems that constitute Isolectra's entire core offering. As both technology partner and the upstream product company, Wieland is the closest functional peer and a strategic mirror of Isolectra's product portfolio.

Broad incumbents

• Weidmüller: German provider of industrial connectivity, electronics, and automation products including terminal blocks and pluggable installation solutions. Comparable as a broader electrical component incumbent serving installers and OEMs with overlapping catalog depth.
• Phoenix Contact: Global manufacturer of industrial connection technology, automation, and electronic interface products. Overlaps with Isolectra's industrial connectors (revos), terminal blocks, PCB connectors, and machine safety offerings as a broader incumbent with deeper R&D and global reach.
• Schneider Electric: Global specialist in energy management and electrical distribution, including wiring devices, building automation (KNX), and EV charging infrastructure. Overlaps with Isolectra across building automation and EV charging, though at much greater scale.
• Legrand: Global specialist in electrical and digital building infrastructures, including wiring devices and cable management. A broad incumbent in the same building-electrical ecosystem where Isolectra competes, though with a portfolio rather than a specialist focus.
• Harting: Family-owned German manufacturer of industrial connectors, cable assemblies, and device connectivity. Direct overlap with Isolectra's revos industrial connector line and broader electrical installation footprint.
• TKH Group: Dutch publicly listed technology company in electromechanical and ICT solutions; Isolectra's apparent parent/major shareholder. TKH operates in connected building, smart manufacturing, and connectivity verticals that overlap Isolectra's pluggable installation and building automation focus.
• ABB Installation Products: Division of ABB (formerly Thomas & Betts) producing electrical installation products, cable accessories, and wiring devices for residential, commercial, and industrial buildings. Broad incumbent serving the same installer and contractor channel as Isolectra.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks7 records

Key highlights7 records

Customer concentration

• Facebookfacebook.com/470812599628571

Revenue estimate

Valuation estimate

Number of profiles

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 Isolectra