Colonial Instruments, Inc. is pleased to announce that we officially represent Tel-Tru products throughout all six states of New England. Tel-Tru bimetal thermometers are proudly made in the USA in Rochester, NY. Standard delivery on bimetal thermometers are two weeks or less and expedited delivery options are available.

About Tel-Tru

Tel-Tru Manufacturing Company is a World-Class manufacturer of bimetal thermometers, pressure gauges, and transmitters. Our focus has always been to meet customers’ requirements with quality products, leading technology and responsive service. Our products are available through a network of distributors, in the United States and around the world.

At Tel-Tru Our world revolves around you, the customer. Since 1916, our goal has been total customer satisfaction through world-class manufacturing, service and support. Tel-Tru’s world-class philosophy encompasses state-of-the-art equipment and manufacturing processes and a customer-centric staff and culture. From our beginnings, making household thermometers, up to our latest products serving the industrial, commercial, OEM, HVAC, and food service markets, we have always put the customer first. We look forward to providing you with a world-class experience!