NRD LLC, a MARK IV company, is the world’s largest and most experienced manufacturer of ionization sources for the home safety and industrial ionization markets.

Founded in 1969, NRD is an innovator in technology and products using Alpha and Beta emitters in encapsulated metallic foil. They also offer advanced AC Electrical ionizers in a variety of configurations.

NRD's proprietary technology is used in a wide range of products and industries, including industrial static eliminators, analytical equipment, gas chromatographs, smoke detectors and explosive detectors.

Their specially designed equipment and processes, along with a comprehensive quality assurance program, ensure their products meet the highest quality standards.

NRD's experienced sales engineers and customer service personnel will help you select the best products and technology to meet your ionization needs. Their worldwide network of representatives and distributors is also available to provide in-person assistance on request.