
Trade and engineering company for lightning and surge protection, safety technology, electrical and power plant material, as well as UPS solutions
DESITEK A/S
5471 Søndersø (DK) · Odense (DK)New on Amplifa
About DESITEK A/S
DESITEK A/S is a Danish trade and engineering company located in Søndersø on Fyn, specializing in the safe operation and functioning of electrical plants and systems under abnormal conditions. The range includes lightning and surge protection, grounding, safety technology with arc and personnel protection (DEHNcare), electrical and power plant material, as well as UPS and emergency power systems including 24/7 service. A dedicated high-voltage test laboratory in Søndersø performs repeat tests of voltage testers, as well as grounding and short-circuit devices according to current standards. With DEHNconcept and DEHN Engineering Services, the company offers planning, risk analyses, grounding resistance analyses, 3D laser scanning, and simulations of lightning protection systems. DESITEK is a subsidiary of the family-owned DEHN Group founded in 1910 in Neumarkt (Germany) and serves industries such as wind energy, photovoltaics, buildings, data centers, process industry, and critical infrastructure.
- Site
- Søndersø
- Processes
- 6-year repeat testing of voltage testers and safety equipment (grounding and short-circuit, DEHNconcept - Design and planning of lightning protection and grounding (3D drawings, risk, CAD drawing of buildings/plants for lightning protection system planning (2D/3D CAD), Service agreement on UPS and power supplies (24 hours a day, 365 days a year), Lightning and Surge Protection, Grounding, Safety Equipment (Arc Protection), Electrical and Power Plant Material
- Materials
- NIRO V2A (corrosion-resistant stainless steel, metal fastener), Neoprene and Leather (arc-proof clothing), Kevlar Stitching (gloves), Nano-treated plexiglas with UV filter (visor/hood), Copper cable (EaS grounding cables), NIRO V2A (Stainless Steel), Copper, Neoprene and Leather
- Employees
- ca. 27
- Industries
- Wind Energy, Photovoltaics, Building Technology, Data Centers, Process Industry, Energy Supply
- 01
Consulting and Engineering (DEHNconcept, Risk Analysis)
- 02
Product Selection and Configuration (including EaS Configurator)
- 03
Storage and Logistics
- 04
High-Voltage Test Laboratory (Repeat Tests)
- 05
Service and Installation (UPS, DEHNdetect)
Materials and Products
NIRO V2A (Stainless Steel)
Corrosion-resistant metal roof fasteners for sloped roofs.
Copper
Grounding and short-circuit cables in EaS devices.
Neoprene and Leather
Material mix for arc-proof protective clothing (DEHNcare) according to IEC 61482-1-2 Class 2.
Kevlar
Stitching in arc-proof gloves for flexible comfort.
Nano-treated Plexiglas with UV Filter
Visors and protective hoods with permanent anti-fog effect.
Locations
Søndersø
DKHeadquarters, High-Voltage Test Laboratory, Storage and Logistics
- Materials
- Stainless Steel, Copper, Plastic
- High-Voltage Test Laboratory for Voltage Testers 1 kV to 420 kV
Odense
DKSales Office (Cortex Park)
Inside the production

Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| 6-year repeat testing of voltage testers and safety equipment (grounding and short-circuitTesting | – | – | – | – | – |
| DEHNconcept - Design and planning of lightning protection and grounding (3D drawings, riskEngineering | – | – | – | – | – |
| CAD drawing of buildings/plants for lightning protection system planning (2D/3D CAD)Engineering | – | – | – | – | – |
| Service agreement on UPS and power supplies (24 hours a day, 365 days a year)Installation | – | – | – | – | – |
1 Anlagen & Maschinen
| Machine | Manufacturer / model | Quantity | Working area | Year built | Site |
|---|---|---|---|---|---|
| High-Voltage Test Laboratory (test facility for repeat testing of voltage testers and | – | 1 | Testing of voltage testers 1 kV to 420 kV (PHE4-product context); repeat testing according to | – | Søndersø, Fyn (Sunekær 8) |
Additional services
Reference customers
History
- 1910
Founding of the parent company DEHN in Neumarkt (Germany), now a family business in the fourth generation with around 2,500 employees worldwide.