Colonial Instruments, Inc.

Topac - Instrumentation Engineers - We provide a broad range of scientific, industrial and process instrumentation. Take advantage of our applications support, calibration and maintenance service for all of the products listed here and on our main website. Order instruments and supplies on line.... Read More

Tel-Tru manufactures and distributes instrumentation products—Bimetal Thermometers, Digital Thermometers, Temperature and Pressure Transmitters, Pressure Gauges and Accessory products—for worldwide distribution to sanitary, industrial, OEM, HVAC, and food service markets. Environmental Safety and... Read More

Cecomp Electronics manufactures ultra-ruggedized digital pressure and vacuum gauges, alarms, transmitters, and custom electronics including FM-approved models for hazardous locations. Products are made in USA. Read More