Everything EDL sells is designed, produced, and manufactured in house. Their standard product line consists of over 100 instrument models and over 10,000+ different sensor styles. EDL has a certified Metrology Laboratory, which provides a firm scientific foundation and is traceable to the International Temperature Scale (ITS-90) disseminated by the National Institute of Standards and Technology (NIST). Their lab is capable of calibrating temperature measurement devices from -196°C to 1500°C. Calibration instrumentation provides an easy way to decrease defects related to temperature measurement errors during the manufacture of most products.