AC Surge Protection Devices
DEHN’s solutions for AC power products
DEHN’s surge protection portfolio for AC power products, also known as the Red/Line, includes proven, reliable solutions for protecting your critical systems against transient voltage events. Browse the Red/Line digital catalog today.
Powerful Protection Down to the Details
At DEHN, we understand that consistent, safe power is the lifeblood of your business. Our Red/Line products are engineered to safeguard your AC infrastructure from costly damage and disruptions caused by transient voltage events.
Whether it's disruption from a lightning strike or internal power surges caused by switching operations within your own systems, our products provide comprehensive, field-proven protection for systems up to 1,000 V AC.
The goal of our products is simple: to ensure your business remains operational, your equipment stays intact, and your reputation is preserved. Our AC transient power surge solutions offer superior performance, helping you avoid expensive downtime, repair costs, and potential safety hazards.
With more than a century of experience, DEHN’s commitment to innovation and quality is unmatched. Businesses around the globe trust our products to eliminate the threat of transient voltage events.
Explore Our Red/Line Products
Our Red/Line selection includes the following products tailor-made to combat transient voltage effects within AC power systems.
DEHNrecord SD
Monitor, measure, and analyze the power quality of your low-voltage systems with one convenient device. The DEHNrecord SD provides better performance with less effort from your team.
Decoupler DASD
A robust, powerful way to combat common problems like interference voltages, the decoupler DASD guards your employees and prevents AC corrosion by protecting against transient, temporary, and long-duration overvoltages.
DEHNguard ACI
Using a switch/spark gap combination connected in series with a varistor, this innovative surge arrester stops even the smallest system fuses from tripping by interrupting any fault current that might flow through at the end of its life.
DEHNshield with remote signaling contact
The DEHNshield is a combined arrester with a space-saving design and floating remote signaling contact for seamless integration and easy monitoring through your factory master control system.
AC Product Applications
From residential structures to commercial buildings and industrial facilities, DEHN’s AC surge protection products are versatile and designed to meet the needs of a wide range of industries, including:
- Energy supply
- Biogas plants
- Photovoltaic systems
- Solar farms
- Process technology
- Oil & gas plants
- Chemical plants
- Battery storage systems
- Commercial buildings
- Data centers
- Hospitals and healthcare
- Industrial facilities
- Utility facilities
- Water/wastewater treatment plants
Don’t leave your valued equipment unprotected. Strike first and get tailored transient voltage protection for your specialized systems and facilities from DEHN. Browse our online Red/Line catalog to place an order or contact us for an in-depth risk assessment today.
Protection by the Book
In the U.S. market, NFPA 780 and NFPA 79-2018 are critical standards for electrical equipment. We ensure our products are always compliant with these requirements, as well as IEC regulations.
Learn more about the details of these guidelines and how our solutions can help you remain compliant.
More detailsOutdated Products
Can’t find what you’re looking for? To stay ahead of ever-evolving transient voltage threats, such as electrical surges, we’re constantly innovating and updating our inventory.
Here is a list of discontinued products that have not been directly replaced by a new solution.
Request a Risk Assessment from DEHN Today
Not sure which product is right for your electrical system? Don’t worry – that’s what we’re here for. When you choose DEHN, you can sit back and relax while our experienced team takes care of the details.
It starts with our detailed risk assessment – a deep dive into your systems that identifies current threats and pinpoints opportunities for improved protection. Then, we’ll develop a tailored comprehensive surge protection, lightning protection, and grounding concept that includes carefully selected products from our inventory to combat any risks of damage or disruption. From an AC surge protector to rooftop external lightning protection, we have the solutions to address every threat.
Contact us to schedule your risk assessment today.
Request a risk assessment