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  1. Thermometers
  2. Precision Thermometers

Extech 421501 Single Input Thermometer

Single input thermometer features a big digit, large backlit LCD display and rugged, waterproof housing.

Extech 421501 Single Input Thermometer
Extech 421501 Single Input Thermometer
Retired products cannot be ordered
The Extech EA11A is the recommended replacement

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Overview

Features

  • Rugged water resistant design with protective holster/stand
  • Temperature range: -58 to 2000°F (-50 to 1000°C)
  • Large 0.8" (20mm) 3-1/2 digit (2000 count) LCD with backlight
  • Switchable 0.1°/1° resolution with basic accuracy of 0.3%
  • Selectable °C/°F units with MAX and HOLD functions

Description

The Extech 421501 single input thermometer features a big digit, large backlit LCD display and rugged, waterproof housing. With an accuracy of ±(0.3% of reading + 2ºF), the handheld Type-K Extech 421501 single input thermometer offers high quality temperature readings.

The temperature range of the Extech 421501 single input thermometer is -58 to 2000°F (-50 to 1000°C), which provides versatility to meet all of your temperature measurements needs. Other features of the Extech 421501 single input thermometer include switchable 0.1°/1° resolution and selectable °C/°F units with MAX and HOLD functions.

The Extech 421501 single input thermometer comes complete with protective holster, bead wire temperature probe, and 9V battery.

Documents

Documents

  • Extech 421501 Single Input Thermometer Data Sheet PDF (169 KB)
  • Extech 421501 Single Input Thermometer Manual PDF (116 KB)
  • All possible part numbers

Accessories

Extech General Purpose Temperature Probes
Extech General Purpose Temperature Probes

Temperature probes available in a wide variety of styles for general purpose applications.

Mfg. has some models in stock
Starting at $17.99
Extech TP200 Type K Pipe Clamp Temperature Probe
Extech TP200 Type K Pipe Clamp Temperature Probe

Hands-free temperature measurement from -4 to 200°F.

Mfg. has stock
$44.99
Extech TP400 Type K Pipe Clamp Temperature Probe
Extech TP400 Type K Pipe Clamp Temperature Probe

Hands-free temperature measurement from -4 to 450°F.

$91.99

Need Help? Call a Temperature engineer at 1-800-884-4967

We're open 8:00 am to 5:30 pm ET

Ron J. headshot Ron J.
Temperature Engineering Lead
29 years at Instrumart
Dwight M. headshot Dwight M.
Senior Applications Engineer
28 years at Instrumart
Shawn D. headshot Shawn D.
Senior Applications Engineer
20 years at Instrumart
David S. headshot David S.
Applications Engineer
Alex A. headshot Alex A.
Senior Applications Engineer
19 years at Instrumart
Rhys D. headshot Rhys D.
Applications Engineer
Luke M. headshot Luke M.
Applications Engineer
5 years at Instrumart
Ron J. headshot Ron J.
Temperature Engineering Lead
29 years at Instrumart
Dwight M. headshot Dwight M.
Senior Applications Engineer
28 years at Instrumart
Shawn D. headshot Shawn D.
Senior Applications Engineer
20 years at Instrumart
David S. headshot David S.
Applications Engineer
Alex A. headshot Alex A.
Senior Applications Engineer
19 years at Instrumart
Rhys D. headshot Rhys D.
Applications Engineer
Luke M. headshot Luke M.
Applications Engineer
5 years at Instrumart
Ron J. headshot Ron J.
Temperature Engineering Lead
29 years at Instrumart

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Extech 421501 Single Input Thermometer
Extech 421501 Single Input Thermometer
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