Industrial Thermometers And Temperature Instruments
Tel-Tru® Manufacturing Company
Here at Tel-Tru, we design and manufacture industrial thermometers and other quality industrial temperature instruments for customers like you to improve your product quality and operational performance. Our products offer the accuracy and durability you're looking for, whatever your industrial process may be.
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Product
Bimetal Thermometers
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Tel-Tru® Manufacturing Company
Tel-Tru''s World-Class philosophy encompasses both the latest 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, food service, and OEM markets--we have always put the customer first. At Tel-Tru we manufacture a complete line of rugged, accurate, and dependable bimetal thermometers. As the industry leader, we offer more configurations and ranges than any other manufacturer.
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Product
Sanitary Bimetal Thermometers
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Tel-Tru® Manufacturing Company
These heavy duty thermometers meet to 3-A Sanitary Standard Number 74-06 requirements for sensors and sensor fittings and connectors used in milk and milk products. Other applications include food and beverage processing and the pharmaceutical industry.
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Product
RTD Thermometer
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Tel-Tru® Manufacturing Company
Tel-Tru RTD probe assemblies and RTDs integrated with a compact transmitter are designed for precision temperature measurement in demanding sanitary or industrial environments. RTDs are configurable with many options to meet the needs of dairy, beverage, food, pharmaceutical and chemical processing applications.
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Product
Thermowells
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Tel-Tru® Manufacturing Company
Produced using highest quality material and workmanshipMachined from solid bar stock for standard or high velocity requirements in a large selection of materials and coatingsDesigned and manufactured to assure perfect alignment with the thermometer stem
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Product
Gas Actuated Thermometers
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Tel-Tru® Manufacturing Company
Tel-Tru’s Gas Actuated Thermometers are of a molecular sieve design utilizing inert gas and activated carbon to produce much lower internal pressures than conventional gas thermometers.
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Product
Surface Thermometers
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Tel-Tru® Manufacturing Company
Tel-Tru Surface Thermometers are designed to measure surface temperatures on a wide variety of surfaces and are available in several configurations.
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Product
Food Service Thermometers
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Tel-Tru® Manufacturing Company
At Tel-Tru, we manufacture a complete line of rugged, accurate, and dependable bimetal thermometers. As the industry leader, we offer more configurations and ranges than any other manufacturer. We offer a wide selection of NSF® certified meat/poultry thermometers, spot check and testing thermometers, barbecue thermometers, and professional food testing thermometers.
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Product
Thermometer Calibrators
Check-Set Series
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Tel-Tru® Manufacturing Company
The Check-Set series is the perfect temperature reference device for plant quality assurance, process control, food safety, instrument calibration and service, and HACCP compliance (Hazard Analysis Critical Control Points). It is easy to use, reliable, accurate, and compatible with a wide range of dial and digital thermometers, filled system bulbs, and electronic temperature sensors.
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Product
Tel-Tru Digital Industrial Thermometers
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Tel-Tru® Manufacturing Company
Tel-Tru's Digital Thermometers are designed to deliver reliable accurate readings in the toughest industrial environments. All models are built to order using our wide range of configurations, delivering customers exactly what they need.








