ThermoWorks, the world’s leading thermometer brand among professional kitchens and discerning home cooks, has developed the Thermapen ONE, the world’s first one-second instant-read thermometer. It, is in use by professional restaurants, pharmaceutical testing labs, grocery stores, food processing plants, and more for its one-second speed and accuracy for perfect restatement.

In professional restaurants, labs, food processing plants, health departments, grocery stores, and even at home, Thermapen ONE allows anybody to strive for excellence. Thermapen ONE’s professional features include the world’s first one-second instant-read; NIST-traceable calibration certificate accurate to half a degree; Fahrenheit or Centigrade options; measurements at 1 degree or.5 degrees; 360° auto-rotating display with accelerometer technology; battery-saving sleep/wake mode; fully waterproof IP67 design; automatic backlight for use at night or in low light; Bioma technology; and a 360° auto-rotating display with accelerometer technology.

ThermoWorks thermometers are in virtually every industry, from thousands of home and commercial kitchens and BBQs across America to hundreds of food processing plants and farming operations for products ranging from dairy to produce to meat, seafood, and poultry. They were named winner #1 thermometers in rigorous comparison testing completed by America’s Test Kitchen in 2021. ThermoWorks is used by cold chain management, such as grocery and convenience stores, to ensure that food is of the highest quality and is safe. ThermoWorks is also used by pharmaceutical companies for lab testing. Road construction, heavy industries, manufacturing, utilities, heating, and air conditioning, plastics and rubber, research and science, and hundreds of hobby applications are among the other professional uses.

ThermapenONE One-Second Instant-Read Thermometer
One-Second Instant-Read Thermometer

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ThermoWorks products are verified by a NIST-traceable calibration certificate. ThermoWorks’ calibration laboratory is accredited by A2LA, which independently certifies ThermoWorks’ quality system and measurement capabilities. The ThermoWorks reference thermometer features a published accuracy to ±0.000015°C.

Thermapen ONE Specs:

Range-58.0 to 572.0°F (-49.9 to 299.9°C)
Accuracy±0.5°F (±0.3°C) from -4 to 248°F (-20 to 120°C) otherwise ±1.8°F (±1.0°C)
ResolutionFactory set to 1° (user reconfigurable to 0.1°)
Response Time1 second for full reading (0.2 seconds per time constant—reads to within 1°F of final temperature of an ice bath in 1 second)
Probe4.3 L inches, High-Performance Type K Thermocouple
Display1 H x 1.54 W inches (25 H x 39 W mm) LCD, rotates 360°, Intelligent Backlight
Sleep Mode10 to 180 seconds, user-selectable (user reconfigurable to disable)
Water ResistanceIP 67
Operating Range–4 to 122°F (–20 to 50°C), max ambient limits of Thermapen body
Battery1.5 volt AAA, 2,000 hours typical (without backlight)
Dimensions6.1 W x 1.7 H x 0.74 D inches (156 W x 48 H x 19 D mm)
Weight0.25 lbs (115g)
CertificateIncludes NIST-Traceable calibration certificate with test data

Thermapen ONE is available at a price of $105 through and select retailers;  available in 10 colors: red, blue, black, green, orange, yellow, grey, white, purple, and pink. For more information, please visit: or call 801-756-7705 x2592.

About ThermoWorks

Based in American Fork, Utah, ThermoWorks brings scientific precision and robust industrial design to professional temperature tools for food safety and culinary excellence. The preferred brand among leading chefs and demanding operations, ThermoWorks sells directly to national chains, restaurants, food processors, health departments, and consumers. Customers have direct access to expert instrument consultants and a full technical support team. An advanced NIST-traceable calibration lab assures ThermoWorks products meet the highest performance standards. For more information, see the website:

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