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

Tel-Tru RTD thermometer probe assemblies and RTDs with integrated compact transmitter are designed for precision temperature measurement in demanding industrial or sanitary environments. All Tel-Tru RTD thermometers use high quality platinum RTD sensors, which are known for accuracy and reliability. Tel-Tru RTDs are configurable with numerous options to satisfy the needs of a broad range of applications.

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.

Industrial Thermometers in South Portland, ME

If your operations depend on precision temperature control, partnering with a trusted distributor is critical. For over 100 years, Tel-Tru Manufacturing Co. has set the global standard for reliable, high-quality industrial temperature measurement equipment. Our local distribution network is dedicated to supplying your facility with instruments built for accuracy and longevity, ensuring your processes meet the highest standards of quality, safety, and compliance.

We provide comprehensive temperature and pressure solutions for every industry, from food and beverage processing and pharmaceuticals to manufacturing and utilities. When your business needs rugged, dependable industrial thermometers and advanced temperature measurement systems, look no further than Tel-Tru.

Dial and Digital Industrial Thermometers in South Portland, ME

Reliable temperature readings start with quality instruments. In demanding industrial environments, Tel-Tru’s flagship thermometers deliver.

Dial Thermometers

Designed for improved quality and operational performance, our dial thermometers are built with industrial-grade quality, offering robust, adjustable-angle, and custom options to fit any piping, tank, or equipment setup in your facility.

Digital Thermometers

For high-precision applications, our digital thermometers provide reliable, accurate readings. These units are built to order using a wide range of configurations, making them the preferred digital solution for engineers needing traceability and consistency.

Precision RTD Sensors and Remo-Tel® Monitoring for South Portland, ME Industries

For advanced electronic temperature measurement and control, Tel-Tru provides cutting-edge solutions essential for modern industrial processes.

RTD Sensors

Our Resistance Temperature Detectors (RTD) sensors, often integrated with compact transmitters, are designed for precision measurement in demanding industrial or sanitary environments. They utilize high-quality platinum sensors known for unparalleled accuracy and reliability, ensuring your most sensitive applications are consistently monitored.

Remo-Tel® Monitoring System

As a leader in smart temperature measurement equipment, we offer the Remo-Tel® Industrial Temperature Monitoring System. This system automates temperature data logging and provides a 24/7 online dashboard, helping operations mitigate risk, prevent product loss, and improve overall productivity.

Thermowells and Calibrators: Essential Temperature Measurement Accessories for South Portland, ME

Protecting your instrumentation and ensuring system integrity are vital components of accurate temperature measurement.

Thermowells

We supply superior thermowells, machined from solid bar stock. These accessories are recommended for applications involving pressure, corrosive fluid, or high velocity, and are crucial for the longevity of all industrial thermometers installed throughout your industrial landscape. They are available for standard, high-velocity, and sanitary requirements.

Check-Set® Calibrators

Guaranteeing accuracy is non-negotiable, particularly in temperature-sensitive industries. The Check-Set® Thermometer Calibrator and Data Logger provides a fast, easy, and accurate way to verify the performance of your industrial temperature measurement equipment, providing traceable digital record keeping for regulatory compliance.

The Tel-Tru Commitment to South Portland, ME

made in usa

Choosing Tel-Tru means selecting American-made quality and a century of expertise. Our dedicated distributors provide quick access to our full line of industrial thermometers, pressure gauges, glass industrial thermometers, and calibration equipment. We are committed to supporting the industrial backbone, ensuring you have the precise tools needed for operational excellence.

For immediate consultation and to find the ideal temperature measurement equipment for your specific application, contact your local distributor today.