Best sellers

T-shaped waterproof thermometers with two probe lengths available, please select option from the drop-down

• Robust and heavy duty waterproof thermometer
• Max/min memory function and display hold function
• Strong, robust stainless steel probe
• Range of -49.9 to 149.9 °C with a 0.1 °C resolution
• 2 probe lengths available 125mm and 300mm

Spirit Filled Fridge/freezer thermometer in clear ABS plastic

• Colour-coded zones
• Temperature range -40 to 20°C/°F
• Pack of 10 available
• Contains no mercury

Comfort thermometer with max/min temperature & humidity function

• Can save money on heating bills
• Simple to use, easy to read
• Helps prevent hypothermia
• New improved case design

FoodSafe thermometer simulates food temperature rather than fridge temperature

• Simulates actual food temperature
• Easy to read scale
• Colour-coded zones

Therma 3 industrial digital thermometer is an affordable and easy-to-use device for various industrial applications such as building and HVAC.

• 1 °C resolution
• FREE traceable certificate of calibration included
• Minimum 5 years of battery life
• 2-year guarantee
• Polygiene BioMaster product protection
• Interchangeable thermocouple probes available

Sold excluding probe

Legionnaires' water temperature thermometer kit designed for legionella water testing

• 3 different probes included
• Free timer, wipes and case
• Free certificate of calibration
• Polygiene BioMaster product protection
• Helps to comply with legislation

Wave-activated digital timer designed for hand washing and tooth brushing

• 30-second hand washing timer
• 2-minute toothbrush timer
• 8 switchable countdown times in total
• Easily activated by a wave of the hand
• Large, clear digital display

Thermapen IR infrared thermometer with foldaway probe

Enables users to take accurate surface and internal temperatures using one compact device.
It combines two of ETI's most popular products: the RayTemp 2 Infrared thermometer
and the Thermapen thermometer

• Infrared and penetration probe thermometer
• Measures surface and internal temperatures
• Adjustable emissivity for different surfaces
• 360° auto-rotating display
• Motion-sensing sleep mode
• Polygiene BioMaster product protection
• Free traceable certificate of calibration

Fridge or freezer thermometer in stainless steel

• Robust stainless steel case
• Easy to read Ø50 mm dial
• Temperature range -30 to 30°C

Factory Act thermometer 45 x 195mm

• Wall-mounted thermometer
• Ideal for the home, conservatory, office or factory.
• Temperature range of -30 to 50 °C
• Accuracy of ±1°C

General purpose pH electrode

• Ideal for pH measurement of liquids and semi-solids
• For food processing, agricultural and laboratory applications
• Ø12 x 120mm
• Temperature operating range 0 to 80 °C

Digital max min thermometer with alarm

• Programmable high/low audible alarm
• Records the  max/min temperatures
• Twin sensors measure external and internal temperature
• Audible temperature alarm
• Display switchable to  °C or  °F

Multi-function thermometer with max/min & alarm functions

• Displays both temperature & alarm set temperatures
• Complete with stainless steel penetration probe
• Includes CalCheck 0.0 °C function
• Probe tip cover included
• Biomaster product protection

Digital Refrigeration Thermometer supplied with a UKAS Certificate of Calibration

• Monitors both internal & external temperatures
• Calibrated to UKAS standards
• Clearly visible LCD display
• Perfect for commercial use

Unavailable for next day delivery as certificated at time of order

50mm dial Compost Thermometer 

• Robust stainless steel probe 5 x 500mm long
• Colour coded, easy to read scale
• Temperature range 0 - 100 °C

Mini RayTemp infrared thermometer for routine day-to-day temperature checking

• Compact, lightweight and easy to use
• Temperature range -50 to 330°C
• Laser dot alignment
• Target ratio 12:1
• Backlit LCD display

If you are looking for a medical thermometer, please click here

*This is not a medical device.

Therma waterproof type K thermometer with thermocouple probe socket

• Robust waterproof case offering IP66/67 protection
• Large, easy to read backlit display
• Max/min & hold functions
• Integrated rubber seal for durability
• 2 year guarantee
• Polygiene BioMaster product protection
• Meets the European Standard EN 13485
• Interchangeable probe facility

Price excludes probe

Heavy duty PTFE wire temperature probe

• Response time less than 1 second
• Suitable for fridges, freezers etc
• Temperature range -75 to 250 °C
• Accuracy (type K) ±0.5°C, 0°C to 100 °C
• Accuracy (type T) ±0.2 °C, -20 °C to 70 °C
• Ø2.4 x 1000mm / 2000mm

Digital indoor and outdoor thermometer

• Simultaneously displays outdoor and indoor temperature
• Programmable high/low temperature alarm
• Detachable outdoor probe supplied

Combined fridge thermometer and freezer thermometer in ABS case with 70mm dial

• Range -30 to 30°C
• Use in fridge or freezer
• Can be hung or free-standing
• Bulk pack of 10 available

WiFi Logger ThermaData TD2TC - two channel type K or type T thermocouple logger for wireless temperature monitoring

• Two external type K or type T probe sockets
• Choose preferred option from drop-down
• Range -100 to 1372 °C
• Access temperature data worldwide via internet
• Programmable high/low alarm
• Free traceable calibration certificate
• Optional UKAS 5 point certificate available

Probe-Wipes, QAC free  - tub of 180 in a carton of 6 tubs

• Wipes measure 130 x 130mm
• Convenient and easy to use
• Anti-bacterial
• Effective against listeria and salmonella

ThermaData Lite data loggers

• LED display shows if limits are exceeded
• Customised high/low alarm facility
• Ideal for storage & transportation
• Free software to download

Requires purchase of a USB-C lead 

Thermistor test caps:

• Supplied with a UKAS Certificate of Calibration
• Verify accuracy of any thermistor thermometer
• Available in range of temperatures
• Delivery within 10-14 days, product is calibrated at the time of purchase 

Magnetic Mount for Wall Bracket & Silicone Boot

• for easy fixing to fridges, freezers & metallic surfaces
• compatible with BlueTherm One, ThermaGuard, ThermaData WiFi  & more

PTFE wire temperature probe

• Response time less than one second
• Suitable for fridges, freezers, ovens, concrete etc
• Temperature range -75 to 250 °C
• Accuracy (type K) ±0.5 °C, 0°C to 100 °C
• Accuracy (type T)  ±0.2 °C, -20 °C to 70 °C
• Choose between Ø1.5 x 1000mm / 2000mm from the drop down below

Therma Elite industrial thermometer

• Backlit LCD display 
• Free traceable certificate of calibration included
• Minimum 5 years battery life
• 2 year guarantee
• Interchangeable thermocouple probes available

Sold excluding probe

5 point traceable IR calibration certificate - instrument only

• 5 point temperature certificate
• Check points -18, 0, +40, +70, +100°C
• In-house laboratory
• Experienced personnel

CaterTemp professional digital probe thermometer, designed to make catering and food processing temperature checks easy.

• High system accuracy ±0.4 °C 
• Free traceable certificate of calibration
• 2-year guarantee
• Display hold function
• Biomaster product protection
• Meets the European Standard EN 13485
• UKAS certificates available

Complete kit for pH and temperature measurement

• pH electrode and temperature probe included
• Automatic calibration for hassle-free accuracy
• Automatic temperature compensation for added precision
• Accuracy: ±0.05 pH
• Temperature range: 0 to 99 °C
• Dual measurement kit

Digital Max Min thermometer - simultaneously displays actual, max and min temperature

• Ideal for home, office or garden
• Two colours available
• Displays actual, max and min temperature
• Incorporates a slot for hanging
• 0.1 °C or °F resolution
• Large clear LCD display

General Purpose Penetration Probe - ideal for ThermaData WiFi Loggers

• Ideal for TD2TC WiFi loggers 
• Ø3.3 x 100 mm
• Response time less than 5 seconds
• Temperature range -75 to 250 °C
• Accuracy (type K) ±0.5 °C, 0°C to 100 °C
• Accuracy (type T) ±0.2 °C, -20 °C to 70 °C
• Supplied with 1 m PTFE lead
• Available with 3 or 5 m lead

Frying Oil Test Strips - to test frying oil quality

• Inexpensive, no sample preparation or special training required
• Use in cold oil under 40 °C
• Simple dip-and-read method
• Easy to read colour chart for decision making
• Contains 100 test strips

Therma 20 thermistor thermometer for high accuracy food temperatures

Probe not included

• Assured accuracy for the life of the thermometer
• Meets the European Standard EN 13485
• Free traceable certificate of calibration included
• UKAS 3-point certificate available*
• 2-year guarantee
• Biomaster product protection

Designed for catering applications where high accuracy is essential, the Therma 20 food thermometer is ideal for health and safety checks like HACCP

Insulated Ice Bath Mug for temperature calibration checks

• Faster and more accurate calibration checks
• Printed with step-by-step instructions
• Ensures your ice bath is made correctly
• Portable and lightweight
• Double-wall insulation

Enjoy rapid, accurate and inexpensive thermometer calibration tests with the ETI Ice Bath Mug. 

Thermocouple Food Simulant Temperature Probe for accurate cold food monitoring

• Designed for cold food storage
• Slow response time simulates food temperatures
• Reads from -20 to 100 °C
• Type K accuracy: ±0.5 °C (0°C to 100 °C)
• Type T accuracy: ±0.2 °C (-20 °C to 70 °C)