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REED ST-8839 Infrared Thermometer, -50 to 1000°C (-58 to 1832°F)

Model: ST-8839

REED ST-8839 Infrared Thermometer, -50 to 1000°C (-58 to 1832°F)-

Downloads: manual datasheet
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This infrared thermometer has user selectable °F or °C and a built-in laser pointer to identify target areas.

Sorry! This product has been discontinued.

The REED ST-8839 Infrared Thermometer, -50 to 1000°C (-58 to 1832°F) has been discontinued, it has been replaced by the REED R2320 Infrared Thermometer, 30:1, 1472°F (800°C)

REED ST-8839 Offers


  • User selectable °F or °C
  • Built-in laser pointer identifies target area
  • 50:1 distance to spot ratio measures smaller surface areas at a greater distance
  • Digitally adjustable emissivity from 0.10 to 1.0
  • High and low alarm setpoints
  • Max, Min and Dif. Avg. temperature displays
  • Large LCD with backlight and display hold

REED ST-8839 Specifications

Temperature Range -58.0 to 1832°F (-50.0 to 1000°C)
Resolution 0.1 up to 200°; 1° over 200°
Accuracy -50 to -20°C (-58 to -4°F): ±5°C (±9°F); -20 to 200°C (-4 to 392°F): ±1.5% of reading ±2°C (±3.6°F); 200 to 538°C (302 to 100°F): ±2.0% of reading ±2°C (±3.6°F); 538 to 1000°C (1000 to 1832°F): ±3.5% of reading ±5°C (±9°F);
Optical Resolution 50:1
Emissivity Adjustable from 0.10 to 1.0
Response Time Less than 1 second
Power Supply 1 x 9V alkaline battery
Dimensions 9 x 3.9 x 2.2" (230 x 100 x 56mm)
Weight 10.2 oz (290g)

What's included with the REED ST-8839

  • ST-8839 Infrared Thermometer
  • Battery
  • Carrying Case
Calibration Lab
When you purchase a REED product it comes included with a one year warranty. We back our products.