Electronic Instruments for Active Lifestyles
& Technical Applications

Nielsen-Kellerman Company designs, manufactures and distributes waterproof instruments for active lifestyles and many technical applications, including:

Every one of our American-made products offers innovative features, built-to-last construction and a full warranty. If you don't see what you are looking for here on our site, please contact us. We are always developing new products and may already be working on just what you need.

Need Help? Find manuals, support forums, warranties, repairs & product registration here: