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


Temperature plays a critical role in almost every aspect of the textile process, influencing fiber processing, weaving and knitting, dyeing, finishing, storage, and handling.
Temperature monitoring equipment is essential for the textile industry, providing precise temperature control and ensuring the quality, consistency, and efficiency of textile products. By integrating Tel-Tru’s advanced temperature monitoring solutions, textile manufacturers can achieve higher reliability, produce superior textiles that meet stringent quality standards, and ensure customer satisfaction.
Tel-Tru offers a wide range of products including bimetal thermometers, digital thermometers, RTDs, Remo-Tel remote smart temperature monitoring system, and Check-set thermometer calibration devices.
If your filter selections require us to create a product to fit exact specifications, rest assured. For over 100 years we have built over 100,000 versions of our products. We will leverage that experience to build your product to exact specification with rapid turnaround using the RFQ results link.
Or you can reset the filters to find a close alternate in-stock item.
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Maintaining the correct temperature is crucial for various stages such as spinning and drawing. Tel-Tru’s temperature monitoring devices ensure optimal moisture content and prevent fiber breakage, enhancing the strength and elasticity of the yarn. Accurate temperature control during these stages results in smooth spinning operations and high-quality yarn production.
In weaving, temperature control in the loom environment prevents yarn shrinkage or expansion, leading to uniform tension and fabric quality. Similarly, knitting machines benefit from stable temperatures to maintain yarn elasticity and strength. Tel-Tru’s precise temperature monitoring systems help prevent defects and inconsistencies, ensuring smooth operation and high-quality fabric production.
The dyeing process is highly temperature-sensitive, affecting dye solubility and penetration into the fibers. Tel-Tru’s temperature monitoring equipment ensures that dye baths maintain the optimal temperature, resulting in vibrant and uniform colors. In chemical dyeing processes, such as reactive dyeing, precise temperature control is essential for efficient dye fixation, minimizing wastage, and reducing environmental impact. Tel-Tru’s advanced sensors and systems provide the accuracy needed for consistent dyeing results, enhancing the overall quality of the textile products.
Temperature control is necessary in finishing processes such as heat setting and drying. During heat setting, textiles are exposed to high temperatures to stabilize synthetic fibers and prevent shrinkage. Tel-Tru’s monitoring equipment ensures that fabrics are heated to the correct temperature, achieving the desired properties such as smoothness and dimensional stability.
In drying processes, accurate temperature management prevents over-drying or under-drying, maintaining fabric feel and quality. Tel-Tru’s reliable temperature sensors ensure efficient moisture removal without damaging the fabric.
Proper storage conditions are essential for maintaining the quality of temperature-sensitive materials like wool and silk. Tel-Tru’s temperature monitoring solutions help maintain controlled storage environments, preventing degradation and preserving the quality of the textiles. Consistent temperatures during storage and handling ensure that textiles retain their desirable properties and remain in optimal condition until they reach the consumer.