BT42 Bluetooth Food Thermometer

Part No: BT42KC/US (5084741)

The Bluetooth BT42 Food Thermometer has all the great features you need in your busy kitchen, including MAX, MIN and HOLD functions and, for the first time in a Comark Handheld Thermometer, Bluetooth for connection to the Comark Kitchen Checks App. Eliminate pen, paper and dry-labbing from your Kitchen with Comark Kitchen Checks App and BT42 from Comark.

  • Temperature Range: -328°F to +752°F
  • Rugged and Waterproof Case (IP65/67)
  • MAX/MIN and HOLD
  • Warranty: 2 Years
  • NSF Certified


BT42 Bluetooth Food Thermometer

The BT42 Bluetooth Food Thermometer has a Battery life greater than 5,000 Hours from two Alkaline AA cells and the 4-button keypad keeps operation simple. Temperature Alarms are standard across the BT4X range of Thermometers alerting you to out of parameter temperatures (fully user programmable).

It comes in our proven durable, rugged, IP65 rated case, the thermometer is the perfect choice for demanding process environments. The BT42 Bluetooth Food Thermometer incorporates a range of advanced features designed to answer the quality control and HACCP requirements of the professional food industry user, plus the added Bonus of Bluetooth connectivity.

Integrate the Bluetooth Food Thermometer with the Comark Kitchen Checks App in to your safety checks and manage all your HACCP temperature recording. It’s a simple way to automate data collection and eliminates the need for handwritten temperature records.

BT42 Bluetooth Food Thermometer

Product Features

Wide Measurement Range

Wide Measurement Range

Up to -328°F to +752°F allowing you the complete bandwidth for a large variety of temperature measurement tasks

Rugged and Waterproof

Rugged and Waterproof

 IP65/67 rated tough poly-carbonate case to deal with the demanding environments that you work in

Max Min and Data Hold (BT42)

Max/Min and Data Hold

Recall your maximum and minimum temperatures with ease and use data hold to pause measurement

Timers and Alarms (BT42)

Timers and Alarms

A handy countdown timer and temperature alarms that alert to out of parameter temperatures

Biocote Antimicrobial Protection

Antimicrobial Protection

Contains BioCote® silver technology to reduce the presence of microbes on the surface of the thermometer

Exceptional Battery Life

Exceptional Battery Life

Up to 5,000 hours of continuous use from two incl. AA Batteries
*1,000 hours in Bluetooth Mode

Secure Connection

Secure Connection

With a strong and secure 6-pin Lumberg connector with locking screw, to provide better prevention of liquid ingress

2-Year Warranty

2-Year Warranty

This thermometer comes with our no-quibble product warranty for complete peace of mind

Comark Kitchen Checks App

The Comark Kitchen Checks App can be used in conjunction with the Comark Bluetooth Thermometers to record the temperature checks required by your HACCP system, including the BT42 Bluetooth Food Thermometer.

All records are automatically stored and easy to retrieve via the new Comark Kitchen Checks Dashboard. Forms are quick and easy to use so food preparation is not interrupted

Our online on-boarding process is also quick and easy to use so you can get setup in less than 1 hour.

Discover more details about Comark Kitchen Checks

Available on the App Store
Android App on Google Play

Technical Specifications

Measurement Range Thermistor-40°F to +257°F / -40°C to +125°C
Measurement Range Thermocouple Type T-328°F to +752°F / -200°C to +400°C
Environmental ProtectionIP65/IP67, Meets the requirements of DIN EN 13485:2002
Scales°C and °F
Displayed Resolution0.1° > -100° 1° <= -100°
Instrument Accuracy0.1% ±0.2°C / ±0.4°F full range @ +23°C Ambient
System Accuracy (Thermistor)At +23°C / +73°F
0°C to +70°C, +32°F to +158°F<±0.3°C / ±0.6°F
-25°C to 100°C, 13°F to +212°F±0.5°C / ±0.9°F
System Accuracy Type T*±0.5°C 0°C to +70°C @ +23°C Ambient
*±0.9°F 32°F to +157°F @ +73°F Ambient
*When used with Comark Probe
Temperature Coefficient ThermistorLess than 0.005 degree/degree
Temperature Coefficient Thermocoupleless than ±0.01 % of reading ±0.02 °C per °C (±0.02°F per °F) change from 23°C
Ambient Temperature Range-20°C / -4°F to +50°C / +122°F operating
Display4 digit, 12.5 mm LCD
BatteryTwo Type I.E.C. LR6 Size AA
Battery Life (continuous)Up to 5,000 hours (1,000 hours in Bluetooth Mode)
EMC EmissionTested to EN61326-1 Criteria B Performance
Length152mm / 6 inches
Width58mm / 2.3 inches
Depth22/27mm / 09./1.1 inches
Weight178g / 6.3oz
Warranty2 Years
CertificationContains FCC ID: P14BLGOO
Bluetooth VersionBluetooth Ver 4.0 Low Energy (BLE)
Bluetooth Range10m typically

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