This year DEHN is celebrating their 100th anniversary in the field of lightning and surge protection

DEHN is a world leading supplier of Lightning and Surge protection, with specialized knowledge and products designed for the particularly harsh and lightning risk environment that Wind Generators are exposed to.

DEHN is a world leading supplier of Lightning and Surge protection, with specialized knowledge and products designed for the particularly harsh and lightning risk environment that Wind Generators are exposed to.


This year DEHN is celebrating their 100th anniversary in the field of lightning and surge protection.

DEHN's products include Surge Protection Devices (SPDs) for electrical circuits including power, measurement and control, instrumentation and communications; and are designed to protect electrical systems and components against high voltage transients and the associated high discharge currents caused by direct lightning strikes.

Featured Product

Sierra Instruments, Inc.- InnovaMass. Reinvented.

Sierra Instruments, Inc.- InnovaMass. Reinvented.

Sierra was the first to introduce a combination volumetric vortex and multivariable mass flow meter in 1997. Today, Sierra's completely redesigned InnovaMass® iSeries™ 240i/241i builds on two decades of success measuring five process variables for gas, liquid and steam with one connection. Now, with the latest hyper-fast microprocessors, robust software applications, field diagnostic and adjustment capability, and a new state-of-the-art flow calibration facility, Sierra's vortex iSeries delivers precision, performance, and application flexibility never before possible.