Incorporated in 1970, Extech Instruments Corporation (Extech) is based in Waltham, Massachusetts USA, just West of historical Boston on the Rt. 128 Technology Highway. Extech Instruments is a privately held corporation whose high-value, handheld test instruments are sold through a network of national catalog houses, regional stocking distributors and international master distributors. The company has become one of the largest manufacturers and suppliers... More

Since 1955, Cole-Parmer has been a leading global source of laboratory and industrial fluid handling products, instrumentation, equipment, and supplies. We are proven experts in the fields of temperature measurement and control, electrochemistry, and fluid handling. Our products are sold throughout the world through company-owned customer channel outlets and a strong network of international dealers. We boast an on-site, A2LA-accredited metrology... More

Since the company was founded in 1931, customers have come to recognize Dwyer Instruments to stand for quality, reliability, and readily available low cost products. As a leading manufacturer in the controls and instrumentation industry, we continue to grow and serve major markets including, but not limited to HVAC, chemical, food, oil and gas, and pollution control. New applications are discovered daily through a cooperative effort between Dwyer... More

Fluke Corporation is the world leader in the manufacture, distribution and service of electronic test tools and software. Since its founding in 1948, Fluke has helped define and grow a unique technology market, providing testing and troubleshooting capabilities that have grown to mission critical status in manufacturing and service industries. Every new manufacturing plant, office, hospital, or facility built today represents another potential customer... More

As in all things in life, you have choice. Yet some choices are easier to make than others. We are the world’s leading designer and manufacturer of toxic and flammable gas and fire detection systems. We have nearly 200 years of collective experience in the design and manufacture of some of the most innovative products in gas detection. Many of our brand names have become ‘generic’ - for example, the ‘mda rooms’ in the semiconductor manufacturing industry... More