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. 

Holiday Work Schedule: In celebration of the holidays, Tel-Tru will be closed November 26th - 27th and December 24th - January 1st. The Customer Service and Sales departments are working normal business hours on December 28th - 30th to handle inquiries. All departments will return to normal business hours on January 4th.