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Adtemp™ 424

Tympanic IR Thermometer

Ordering Information


Type: Tympanic

Speed: 1 sec

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Product Description

Easy to use Tympanic thermometer measures core temperature instantly. Convenient, economical probe covers make it the ideal instrument for use on all types of patients.

The Adtemp™ 424 features:

  • 1 second measurement using scan/peak technology
  • Large 6mm illuminated display
  • Multiple Use (wide range 89.6°F to 108°F ±.4°F (32°C to 42.2°C ±.2°C)
  • °F/°C switchable display
  • Fever alarm at 99.5°F (37.5°C)
  • Last reading memory
  • Audible beep when measurement is complete
  • Auto off conserves battery life
  • Compact design - 5 1/2” (13.97cm) long, weighs 1.6oz. (45.3g) including battery
  • Powered by 1.55v (CR2032) Lithium battery (included)
  • Includes 20 probe covers in convenient dispenser
  • Desktop storage caddy
  • Meets ASTM E1965-98 standards for accuracy

This product not available for sale in Canada.

Type: Tympanic
Technology: Peak-hold
Scale: Dual (°F/°C)
Range °F: 89.6 to 108.0
Range °C: 32.0 to 42.2
Accuracy °F: 0.4
Accuracy °C: 0.2
Response Time: 1 sec
Beeper: Yes
Auto-off: Yes
Memory: Last-reading
Flex Probe: No
Needs Sheaths: Yes
Warranty: 2 Year
Battery Type: CR2032
Battery Life: 1000 uses
Latex Content: Not made with natural rubber latex
Packaging: Giftbox
Dimensions: 5.5”x1”x0.79” (141mm x 26mm x 20mm)
Weight: 1.59oz (45g)
Display: LCD
Operating Environment: 50°F to 104°F (10°C to 40°C)
Storage Environment: -13°F to 131°F (-25°C to 55°C)


Literature Name Download
English Adtemp 424 Digital Thermometer - Instructions for use Download
Español ADTEMP 424 Termómetro digital - Instrucciones de uso Download
Français Adtemp 424 Thermomètre numérique - Mode d'emploi Download
Deutsch Adtemp 424 Digitales Ohrthermometer - Bedienungsanleitung Download
Italiano Adtemp 424 Termometro Digitale - Istruzioni per l'uso Download
Replacement Parts
ADTEMP Tympanic Probe Covers: 425-40
Features at a glance:
  • Latex Content

    This products is not made with Natural Rubber Latex

  • Phthalate Content

    This products is made without phthalates

  • Dry Cell Battery Included

    Alkaline, Carbon Zinc, Lithium, Silver Oxide battery(s) included. See spec tab on product page or IFU for specific battery information.

  • 1 Second Measurement

    Temperature reading in about 1 second.

  • Audible Alert

    Distinctive beep when temperature measurement is complete, unit powered on/off.

  • Backlight Display

    LCD with backlight during measurement or when measurement is complete.

  • Jumbo Display

    Extra large LCD for easier viewing.

  • Dual Scale

    Temperature readout in EITHER Celsius or Farenheit. Farenheit is default.

  • Water Resistant

    Splash resistant to class.

  • Last Reading Memory

    Displays results of last measurement.

  • 2 Year Warranty

    Warranty extends to the original retail purchaser, commences with date of delivery and extends for a period of two years.

  • CE Mark


    This product is marked for use in the EU.

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