Digital Thermometers
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.
Dial Thermometers
Tel-Tru designs and manufactures industrial thermometers and other quality industrial temperature instruments to improve quality and operational performance.
RTD Sensors
Check-Set® Thermometer Calibrators
Check-Set Calibrator Data Logger for traceable digital record keeping.
Check-Set Calibrator for fast, easy, and accurate verification.
Remo-Tel®
The Remo-Tel Industrial Temperature Monitoring System automates temperature data logging and provides a 24/7 online monitoring dashboard for industrial and commercial operations to help mitigate risk for product loss and system failure and improve productivity. The Remo-Tel System is ideal for a wide variety of processes including Refrigeration, Molding, Brewing and other extremely time sensitive temperature monitoring applications.
Thermowells
Thermowells for sanitary applications as well as thermowells that can be treated and documented to NACE standards. Thermowells are recommended for pressure, corrosive fluid, or high velocity applications. Produced using highest quality material and machined from solid bar stock for standard or high velocity requirements in a large selection of materials and coatings. Designed and manufactured to assure perfect alignment with the thermometer stem.
Glass Industrial
Our glass industrial thermometers are versatile and adjust-angle, with a lens front and red liquid fill. They are NIST calibrated and guaranteed accurate to ± one scale division.
Pressure Instruments

Digital Thermometers
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.
Dial Thermometers
Tel-Tru designs and manufactures industrial thermometers and other quality industrial temperature instruments to improve quality and operational performance.
RTD Sensors
Check-Set® Thermometer Calibrators
Check-Set Calibrator Data Logger for traceable digital record keeping.
Check-Set Calibrator for fast, easy, and accurate verification.
Remo-Tel®
The Remo-Tel Industrial Temperature Monitoring System automates temperature data logging and provides a 24/7 online monitoring dashboard for industrial and commercial operations to help mitigate risk for product loss and system failure and improve productivity. The Remo-Tel System is ideal for a wide variety of processes including Refrigeration, Molding, Brewing and other extremely time sensitive temperature monitoring applications.
Thermowells
Thermowells for sanitary applications as well as thermowells that can be treated and documented to NACE standards. Thermowells are recommended for pressure, corrosive fluid, or high velocity applications. Produced using highest quality material and machined from solid bar stock for standard or high velocity requirements in a large selection of materials and coatings. Designed and manufactured to assure perfect alignment with the thermometer stem.
Glass Industrial
Our glass industrial thermometers are versatile and adjust-angle, with a lens front and red liquid fill. They are NIST calibrated and guaranteed accurate to ± one scale division.
Pressure Instruments

Whether you’re into small batch craft food and beverages, a home cook, DIY enthusiast or just someone who values precision in every tasks, our range of high-quality thermometers brings professional accuracy and reliability right to your doorstep.
Honor America’s 250th anniversary with this specially designed Tel-Tru dial thermometer, proudly made in the USA. Featuring a striking commemorative dial that blends patriotic spirit with Tel-Tru’s legendary American-made precision and durability, it’s perfect for BBQ smokers, grills, and more.
Don’t wait! Available while supplies last!
Industrial Quality
Fast Shipping
Over a Century
Made in USA

Meadow Creek Welding is a family-owned fabrication shop in New Holland, Pennsylvania that builds commercial-grade charcoal grills, pig roasters, smokers, and mobile sinks. Caterers and enthusiasts rave about Meadow Creek’s build quality and rock-solid temperature management. Because our users expect exceptional visual appeal, performance, and durability, mediocre thermometers were not an option.
Made in the USA and with an established reputation in the industry, Tel-Tru proved an ideal fit for the needs of Meadow Creek’s discerning clientele.

When you need to test the accuracy of your thermometer, one of the standard procedures is to use the boiling water method.
Limited Edition 110th Anniversary Custom Dial Thermometer. Proudly made in the USA. Available only while supplies last.
