10 Best Mercury Thermometer For Adults in The UK

Last updated on 06/08/2025

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Best Choice

9.8

Safe with Non-Mercury content.
Non-Toxic for worry-free use.
Offers High Accuracy measurement.

Main Highlights

Clinical glass thermometer made in Germany – We manufacture our globally patented, analogue fever thermometer in Germany and rely on the highest product quality of the thermometers.
Without mercury - The analogue clinical thermometer always works thanks to batteries that are not required. The measuring liquid of the Geratherm classic clinical thermometer consists of a liquid metal alloy (gallium, indium, tin).
100% hygienic & hypoallergenic - The clinical thermometer is waterproof and easy to clean. The temperature measuring device is suitable for allergy sufferers as it is free from nickel and PVC. The clinical thermometer can be used rectally, axillary & orally.
Guaranteed measuring accuracy - The Geratherm classic analogue clinical thermometer measures correctly (+0.1 / -0.15°C) in the measuring range from 35.5 to 42°C. This clinical thermometer gives you a reliable result.
Included accessories - The analogue clinical thermometer from Geratherm is supplied with a protective case for the thermometer & a reset tool. This allows the measuring liquid in the glass thermometer to be easily shaken down for a new measurement.

GERATHERM classic clinical thermometer analogue/thermometer without mercury/analogue clinical thermometer without batteries/thermometer Made in Germany

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Why We Love It

Manufactured for maximum reliability in Germany.
100% hygienic and anti-allergenic.
Extremely accurate and mercury-free.

Main Highlights

Clinical glass thermometer made in Germany – We manufacture our globally patented, analogue fever thermometer in Germany and rely on the highest product quality of the thermometers.
Without mercury - The analogue clinical thermometer always works thanks to batteries that are not required. The measuring liquid of the Geratherm classic clinical thermometer consists of a liquid metal alloy (gallium, indium, tin).
100% hygienic & hypoallergenic - The clinical thermometer is waterproof and easy to clean. The temperature measuring device is suitable for allergy sufferers as it is free from nickel and PVC. The clinical thermometer can be used rectally, axillary & orally.
Guaranteed measuring accuracy - The Geratherm classic analogue clinical thermometer measures correctly (+0.1 / -0.15°C) in the measuring range from 35.5 to 42°C. This clinical thermometer gives you a reliable result.
Included accessories - The analogue clinical thermometer from Geratherm is supplied with a protective case for the thermometer & a reset tool. This allows the measuring liquid in the glass thermometer to be easily shaken down for a new measurement.

Berrcom 3 in 1 Digital Infrared Forehead Thermometer for Adults & Kids, Non-Contact, Fever Alarm, LCD Display, °C/°F Switch

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Why We Love It

Versatile 3 in 1 use.
Quick, safe temperature readings.
Non-contact and hygienic measurement.

Main Highlights

✅【3 in 1 Infrared Thermometer】The 3 in 1 infrared thermometer can not only measure body temperature, but also determine the temperature of milk, food and room.The larger LCD screen with backlight makes the readings still visible at night.
✅【Quick and safe】Compared to the mercury thermometer, there is no risk that the glass will be broken or mercury swallowed. It is absolutely safe for children. Our premium thermometer also features a built-in high temperature alarm that sounds as soon as fever is detected. The backlight turns red, and a noise alerts you to high fever. Safety and accuracy has been clinically confirmed by the FDA and CE.
✅ 【MOST RECEIVING】The last recorded temperature does not need to be recorded during a fever. This thermometer has a built-in memory that can record up to 32 readings at any time. The temperature can be easily measured in Fahrenheit or Celsius by pressing a unit button. Other thermometers are difficult to use and often do not convert correctly.
✅【Features】With one of our non-contact thermometers, you can easily measure the body temperature, surface temperature and ambient temperature without touching the object or the person. Equipped with a 3-colour LCD interchangeable display, you can easily determine if an item or person is normal, medium or too hot.
✅【Safe and Hygienic】: The non-contact infrared thermometer avoids contact with the body and is safer for family members. With a distance of 3-5 cm from the forehead, an accurate body temperature can be measured.

TPZ The Packaging Zone

TPZ No Touch Infrared Forehead Thermometer | Non-Contact Digital Thermometer Suitable for Baby and Adult | Instant Temperature Checker | Room, Surface and Body Mode Thermometer | (1)

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Why We Love It

Safety and convenience come first.
Large-screen, fast results display.
Memory feature for tracking changes.

Main Highlights

NO TOUCH DIGITAL THERMOMETER: Designed for the whole family; adults, babies and elderly. The contactless thermometer checker can measure instantly the temperature of the body, room or object etc. It has two modes you can set up: Body and Surface to get a more accurate measurement. The non-contact forehead thermometer is secure and more hygienic. A baby essential for baby newborns.
LCD DISPLAY: The digital thermometer has a big LCD screen to display sharp instant and fast readings—an instant-read thermometer with mute function, ideal for trace your baby’s temperature even at night. The temperature alarm is shown with a happy or grumpy face to alert you when you need professional medical assistance.
EASY MODES SWITCH: The non-contact infrared thermometer can measure the temperature within 0,5s with instant and accurate readings from 3-5cm distance. Practical than a standard mercury thermometer. Easy to change between body and surface modes, you can set the measurements in ℉ or ℃, according to your needs. Press and hold the SET button for few seconds to change the mode. Super versatile digital thermometer with the room and surface thermometer temperature mode checker.
TRACE YOUR TEMPERATURE: The non-contact thermometer will store 50 measurements to compare your body temperature changes. This allows you to trace you and your baby temperature easily. A great and practical accessory to keep in you baby room, an essential baby item.
THERMOMETER SPECIFICATIONS: Easy to use, it comes with instructions. The no-touch thermometer has two different modes and two temperatures units to choose from. The gap between the thermometer and the forehead must be 3-5 cm. The measurement time is 0.5S with a minimum error range of only ± 0.1 degrees. The No touch infrared forehead thermometer shuts off automatically after 30 seconds of not use. Power-2*AAA Batteries (Not included).

Forehead Thermometer for Adults Kids, No-Touch Infrared LCD Display Digital Baby Thermometers Body Temperature Thermometer

38% OffFree Shipping

Why We Love It

No-contact, safe, and reliable usage.
Fast, accurate and data tracking.
Multi-use with fever alarm feature.

Main Highlights

No Touch & User-Friendly: Clinically validated and medically certified, our forehead thermometer prioritizes safety and accuracy. Compact yet easy to use, it delivers precise body temperature readings for your family's well-being.
Fast & Precise: Equipped with precise sensor probes and an optimized algorithm, this infrared thermometer provides results within 1 second. Store up to 10 temperature readings for easy tracking of historical data.
3-in-1 Infrared Thermometer: Utilizing infrared technology, it measures forehead temperature and can also gauge the temperature of objects (like milk) and rooms.
Fever Alert with Backlight: Featuring a large LCD screen with 3 backlight indicators (green/yellow/red), the thermometer emits a warning sound for abnormal temperatures (red screen).
What's Included: 1 Touchless Infrared Thermometer, 1 User Manual, 2 LR03 Batteries. Enjoy 12 months of replacement from the purchase date and 24/7 friendly customer service.

Braun Age Precision Digital thermometer - Digital Stick for Multi-Site Usage - Orally, Rectally or Underarm - Baby and Infant Friendly - #1 Brand among doctors(1) - PRT2000

41% OffFree Shipping

Why We Love It

Trusted Accuracy with Age Precision.
Quick, precise age-based results.
Comfortable, versatile usage options.

Main Highlights

#1 Brand among doctors(1): Clinically validated, Braun Age Precision Digital thermometer provides a quick and accurate measurement so you can manage your health at home, with confidence
AGE PRECISION TECHNOLOGY: The definition of fever changes with age(2) as a child grows from newborn to toddler; Our proprietary algorithm helps you understand the results by adjusting colour-coding based on your child's age—green indicates no fever, yellow indicates when a fever is present, and red indicates a high fever
MULTI-SITE USAGE: 3-in-1 thermometer suitable for oral, rectal, or underarm use
QUICK AND EASY TO USE: Braun Age Precision Digital thermometer provides a temperature measurement as fast as 8 seconds; Simple, button operation comes ready to use with a battery included and a storage cap
FLEXIBLE TIP: Features a small, soft, flexible tip that’s extra gentle so you can comfortably take temperatures orally, rectally, or under the arm

ATEK Mercury-Free Glass Thermometer - Eco-Friendly, Accurate, and Easy-to-Read - Ideal for Body Temperature Measurement at Home

3% Off

Why We Love It

Eco-friendly and safe to use.
Clarity in reading temperatures.
Compact, accurate, and versatile.

Main Highlights

𝐒𝐀𝐅𝐄 𝐀𝐍𝐃 𝐄𝐍𝐕𝐈𝐑𝐎𝐍𝐌𝐄𝐍𝐓𝐀𝐋𝐋𝐘 𝐅𝐑𝐈𝐄𝐍𝐃𝐋𝐘: The ATEK thermometer is mercury-free, using a safe combination of Indium, Gallium, and Tin (Galinstan) instead, making it an eco-friendly choice for temperature measurement.
𝐄𝐀𝐒𝐘 𝐓𝐎 𝐔𝐒𝐄 𝐀𝐍𝐃 𝐑𝐄𝐀𝐃: With its magnifying glass and wide screen, the ATEK thermometer ensures easy reading of body temperature values, making it suitable for all ages, including the elderly.
𝐕𝐄𝐑𝐒𝐀𝐓𝐈𝐋𝐄 𝐀𝐍𝐃 𝐀𝐂𝐂𝐔𝐑𝐀𝐓𝐄: The ATEK thermometer can measure body temperature in the armpit, mouth, and rectally, providing accurate readings within a range of 35°C – 42.0°C in about 5 minutes.
𝐃𝐔𝐑𝐀𝐁𝐋𝐄 𝐀𝐍𝐃 𝐏𝐎𝐑𝐓𝐀𝐁𝐋𝐄: Each ATEK thermometer comes with shell protection to safeguard during transportation. Its compact size makes it easy to carry, perfect for travel or home use.
𝐄𝐑𝐆𝐎𝐍𝐎𝐌𝐈𝐂 𝐃𝐄𝐒𝐈𝐆𝐍: The ATEK thermometer features a special ergonomic quick cooler, allowing the column to be quickly and effortlessly reduced again after measurement, ensuring a seamless user experience.

Pic Solution VedoecoPlus Glass Thermometer Pack of 1

Why We Love It

Mercury-free for safe usage.
Intuitive and straightforward application.
Effortless reading with magnifier.

Main Highlights

Practical: traditional glass thermometer with galinstan. It contains a compound of indium, gallium and tin. Contains no mercury
Traditional: measures body temperature in the armpit, mouth and rectal in a known and uncomplicated way
Easy to read: thanks to the magnifying glass, the temperature can be easily and easily read
Simple design: thanks to the special ergonomic quick cooler, the column can be lowered quickly and effortlessly after measurement
Box contents: glass thermometer, rigid protective case and instructions for use

Digital Thermometer with Flexible Tip - Fast Accurate Oral, Underarm & Rectal for Adults, Kids & Baby

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Why We Love It

Fast, accurate temperature readings.
Versatile usage options.
Exceptional customer service.

Main Highlights

[Fast and Accurate Reading]: Features a digital display window for easy reading with large numbers, providing a temperature reading in just 1-1.5 minutes.
[Flexible and Waterproof Design]: Ensures ease of use and cleaning. The tip can be rinsed off and disinfected after use, maintaining hygiene for subsequent use.
[Lightweight and Easy to Use]: Our thermometers are user-friendly, mercury-free, and safe for home use. Temperature readings may vary depending on the body part.
[Multiple Use Thermometer]: Suitable for armpit, oral, and rectal use. Made of high-quality materials for durability.
[What You'll Get]: 1 digital thermometer, 1 user manual, 1 protective case, and batteries included. Enjoy 12 months of replacement from the purchase date and 24/7 friendly customer service.

Digital Thermometer, Oral Thermometer Adults Kids Babies, Accurate Fast Switchable Body Temperature Thermometer, Green

40% OffFree Shipping

Why We Love It

Fast and accurate readings.
Multifunctional and user-friendly.
Excellent customer service.

Main Highlights

✅ Safe and Accurate Reading: Utilizing the latest advanced sensory probe, this digital thermometer delivers precise temperature readings, aiding in determining whether rest or medical care is necessary during a fever.
✅ Convenient Storage Case: Includes a plastic storage case for easy tracking of temperature changes for your entire family, wherever you go. The waterproof tip allows for simple and hygienic cleaning.
✅ LCD Screen Display: Features a clear display for easy reading, with functions including last memory recall, finish beep, low battery alert, and auto power-off. Easily switch between Celsius and Fahrenheit units.
✅ Wide Range of Use: Suitable for oral, rectal, and underarm use, making it versatile for all ages, from babies and children to adults and pets.
✅ Temperature Indicators: Displays "Lo" if the measured value is below 32 degrees and "Hi" if above 42 degrees. Measurement begins when "Lo" appears.

8.7

Excellent

Save 40%

We scanned 1990 products

We reviewed these offers relevant to the Mercury Thermometer For Adults within online retailers such as Amazon, eBay and other local retailers, ensuring we covered all major brands and models. The products we selected come from trusted brands like Geratherm, Berrcom, TPZ The Packaging Zone, femometer, Braun Healthcare, ATEK, Pic Solution, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.

For the best Mercury Thermometer For Adults in the market, we considered we took a deep dive into 9951 online reviews , focusing on elements like user satisfaction, performance in real-world conditions, and long-term reliability. Our ranking also evaluates each review’s relevancy, authenticity, up-to-dateness and depth so that the comparison is more sound.

We concluded that:

The clear winner of our analysis is Classic Thermometer. We love many things about this product by Geratherm. What sets it apart from the competition is Safe with Non-Mercury content, Non-Toxic for worry-free use, Offers High Accuracy measurement.
The best value product for most shoppers and where user satisfaction is continuously the highest is GERATHERM classic clinical thermometer analogue/thermometer without mercury/analogue clinical thermometer without batteries/thermometer Made in Germany by Geratherm based on online reviews by bloggers, experts and online shoppers.
The biggest bargain at the moment for Mercury Thermometer For Adults and the best cost-to-value ratio is Braun Age Precision Digital thermometer - Digital Stick for Multi-Site Usage - Orally, Rectally or Underarm - Baby and Infant Friendly - #1 Brand among doctors(1) - PRT2000at Braun Healthcare with a 41% discount.
Our list of the best Mercury Thermometer For Adults is updated regularly to reflect new releases and changes in product availability, so be sure to check back often for the latest rankings and discounts.

10 Best Mercury Thermometer For Adults in The UK

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We scanned 1990 products

We concluded that: