What would a moment of surge cost you?
Surges caused by a lightning strike or a technical defect can quickly cause extensive damage. People and machines are at risk, and entire systems can break down. At the crucial moment, you need technical solutions that provide reliable protection.
Get advice from our experts.
Our world is becoming increasingly electric.
We need secure power wherever we are. In our new, cutting-edge manufacturing plant and logistics centre in southern Germany, we produce lightning and surge protection for comprehensive protection solutions for the megatrends of our time - from e-mobility and renewables to the protection of critical infrastructure.
Protect your assets now
DEHN delivers
- 23,500 m² logistics centre
- Cutting-edge manufacturing plant in operation since 2023
- Up to 1,500 storage and retrieval operations per hour
- Fastest delivery times thanks to intelligent networking of machines and automated processes
DEHN grows
- Around 2,400 employees worldwide
- Including more than 120 in research, development and quality assurance
- Expanding portfolio with over 4,000 devices and components
- Wide range of products to create a customised solution for your project
DEHN protects
- More than 1,100 patents make DEHN a leading innovator in the field of lightning and surge protection
- External lightning protection and earthing systems
- Efficient surge protection for buildings and systems
- Support with planning your protection concept
Product highlights
With DEHN products, your system is protected when it matters most. You will find comprehensive protection concepts and solutions here. Safe, efficient and standard-compliant. Our experts will be happy to help you select the right products.
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952110
DEHNguard M TT 2P 275
Multipole DEHNguard M surge arrester (type 2 according to EN 61643-11) consisting of a base part and plug-in protection modules. High reliability due to Thermo Dynamic Control SPD monitoring device.
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900430
DEHNcord L 2P 275
Three-pole DEHNcord R type 2 surge arrester according to EN 61643-11 with a compact design for use in flush-type boxes, flush-mounted systems and cable ducts.
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952341
DEHNguard M TT ACI 275 FM
Multipole DEHNguard M ACI surge arrester type 2 according to EN 61643-11 with integrated ACI switch / spark gap combination consisting of a base part and plug-in protection modules. High reliability due to Thermo Dynamic Control SPD monitoring device.
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951315
DEHNventil M TT 255 FM
Multipole DEHNventil modular type 1 and type 2 according to EN 61643-11 spark-gap-based combined lightning current and surge arrester consisting of a base part and pluggable protection modules. Maximum availability due to RADAX Flow follow current limitation.
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961205
DEHNvenCI 1 255 FM
Single-pole DEHNvenCI combined lightning current and surge arrester (type 1 + type 2 according to EN 61643-11) with integrated backup fuse. Maximum availability due to RADAX FLOW follow current limitation.
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961185
DEHNgap Maxi 1 255 FM
Coordinated single-pole N-PE lightning current arrester DEHNgap Maxi, type 1 according to EN 61643-11. Total current arrester specifically designed for use in 3+1 und 1+1 circuits of TT systems according to IEC 60364-5-53 between the N and PE conductor for Uc = 255V.
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929161
DEHNpatch class EA
Universal, space-saving combined arrester of 19 mm in width and RJ45 connection system with status indication for simple maintenance.
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900076
DEHNcombo YPV 1500 FM
Multipole type 1 and type 2 combined lightning current and surge arrester for DEHNcombo YPV photovoltaic generator circuits of type 1 and type 2, according to EN 61643-31 with three-step DC switching device.
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952565
DEHNguard M YPV 1200 FM
Multipole DEHNguard M YPV SCI type 2 surge arrester according to EN 61643-31 consisting of a base part and plug-in protection modules. High reliability due to "Thermo Dynamic Control" SPD monitoring device.
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950531
DEHNguard compact YPV SCI 600
Multipole type 2 surge arrester DEHNguard YPV SCI according to EN 61643-31 with three-step d.c. switching device. Combined disconnection and short-circuiting device with safe electrical isolation.
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972147
DEHNguard ME DC Y 1000 FM
Three-pole, modular, pluggable type 1+2 DEHNguard ME DC Y 1000 FM combined arrester for direct current applications with mechanical function/fault indication.
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101010
Separate air-termination tip
Separate air-termination tip (can be combined ,e.g. with connection clamps for steel girders), for protecting, e.g. free field photovoltaic systems or carports with a PV system against direct lightning strikes.
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900463
DEHNguard TT 10 340
Modular surge arrester for use in TT and TNS systems (3+1 configuration).
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900454
DEHNguard TT 2P 10 340 SA
Modular surge arrester for use in TT and TN systems (1+1 configuration).
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We are here for you
We will be happy to answer your questions about lightning and surge protection, help you draw up a protection concept and select the right products with you. Get in touch with our experts now. We will take care of your request.
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