Extech 421307 Digital Thermometer
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Description
The Extech 421307 Digital Thermometer is a versatile and reliable instrument designed for accurate temperature measurement in various applications. Whether used in HVAC systems, laboratory experiments, or industrial processes, this thermometer provides precise readings and user-friendly features that make temperature monitoring efficient and convenient.
Specifications:
- Temperature Range: -58°F to 2372°F (-50°C to 1300°C) with Type K thermocouple
- Accuracy: ±(0.3% of reading + 1.8°F/1°C) for temperatures within the specified range
- Display Resolution: 0.1°F/°C for precise measurements
- Probe Compatibility: Works with Type K thermocouple probes for versatile temperature monitoring
- Selectable Units: Switch between Fahrenheit and Celsius for flexibility
- Data Hold Function: Freezes the displayed reading for easy recording
- Max/Min Function: Records the maximum and minimum temperature readings for reference
- Backlit Display: Enhances visibility in low-light conditions
- Auto Power Off: Helps conserve battery life by turning off the device after a period of inactivity
- Battery: Powered by a standard 9V battery for long-lasting operation
- Compact Design: Portable and easy to use in various environments
- Applications: Suitable for HVAC technicians, laboratory professionals, industrial engineers, and anyone needing accurate temperature measurements.
The Extech 421307 Digital Thermometer combines accuracy, reliability, and convenience in a compact and user-friendly design. Its wide temperature range, compatibility with Type K thermocouples, and advanced features make it an essential tool for temperature monitoring across different industries and settings.
Laboratory Calibration
Micro Precision operates 36 laboratories globally providing reliable localized support
- Certified metrologists staffing laboratories in North America, Central America, South America, Europe, Asia, and the Middle East
- Comprehensive scopes of accreditation to meet a broad range of customer needs
- Expedited calibration services available
- Pickup and delivery services available
- Environmentally controlled facilities to ensure high quality and accurate calibrations and measurements.
Laboratory Calibration
Micro Precision operates 36 laboratories globally providing reliable localized support
- Certified metrologists staffing laboratories in North America, Central America, South America, Europe, Asia, and the Middle East
- Comprehensive scopes of accreditation to meet a broad range of customer needs
- Expedited calibration services available
- Pickup and delivery services available
- Environmentally controlled facilities to ensure high quality and accurate calibrations and measurements.
Quality Certified Test Equipment Repair Services
When a piece of equipment fails you have the option to repair or replace that item. Oftentimes repair is an economical and efficient solution. Micro Precision’s repair offering provides advantages to our customers:
- Cost effective; often less than OEM
- Efficient; often much better turn-time than the OEM
- Flexibility; willingness to work with customers to meet their needs
- Warranted repairs
- Ability to service many obsolete instruments
Quality Certified Test Equipment Repair Services
When a piece of equipment fails you have the option to repair or replace that item. Oftentimes repair is an economical and efficient solution. Micro Precision’s repair offering provides advantages to our customers:
- Cost effective; often less than OEM
- Efficient; often much better turn-time than the OEM
- Flexibility; willingness to work with customers to meet their needs
- Warranted repairs
- Ability to service many obsolete instruments
Cost Effective Test Equipment Options
From the leasing of specialized electronic equipment for a specific task, to the purchase of physical and dimensional tools, we offer leasing services as well as used test equipment sales. We also locate hard-to-find electronics, and provide flexible options to meet ever-changing equipment needs.
Cost Effective Test Equipment Options
From the leasing of specialized electronic equipment for a specific task, to the purchase of physical and dimensional tools, we offer leasing services as well as used test equipment sales. We also locate hard-to-find electronics, and provide flexible options to meet ever-changing equipment needs.
Our Capabilities
Micro Precision can perform instrument calibration services on equipment from variety of applications for specific industries and lines of business. If you have a calibration need that is not listed in this area, please contact us.
Electrical
Micro Precision accredited electrical calibration lab services with multimeter, multifunction calibrator, oscilloscope, and power supply capabilities.
Optical
Micro Precision accredited optical, light, and fiber optic calibration lab services.
Thermodynamics & Chemical
Micro Precision accredited thermodynamic & chemical calibration lab services with temperature, humidity, life science, and pharma capabilities.
RF - Microwave
Micro Precision accredited RF & microwave calibration lab services.
Mechanical & Dimensional
Micro Precision accredited mechanical and dimensional calibration lab services with pressure, torque, force, flow, velocity, and aircraft jack load capabilities.
Laboratory Standards
Calibration laboratory standards are critical for your organization’s most accurate measurements.
Semiconductor Calibration
Micro Precision utilizes state-of-the-art technology to analyze semiconductor wafer thickness and step height.


