20 Best Extech Mo257 [2025]

Are you looking for the best extech mo257? Based on expert reviews, we ranked them. We've listed our top-ranked picks, including the top-selling extech mo257.

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1 EXTECH MO257 - PINLESS MOISTURE METER with .78-1.6 inch depth. EXTECH MO257 - PINLESS MOISTURE METER with .78-1.6 inch depth.
2 Extech MO290 – Pinless Moisture Meter and Ir Thermometer Extech MO290 – Pinless Moisture Meter and Ir Thermometer
3 Extech 445580 Humidity and Temperature Pen Sized Meter with Pocket Clip Extech 445580 Humidity and Temperature Pen Sized Meter with Pocket Clip
4 EXTECH HD500 - PSYCHROMETER with 30:1 Infrared Thermometer EXTECH HD500 - PSYCHROMETER with 30:1 Infrared Thermometer
5 EXTECH Instruments MO280 Pinless Moisture Meter EXTECH Instruments MO280 Pinless Moisture Meter
6 Extech 407744 94dB Sound Calibrator for 0.5' and 1' Microphones Extech 407744 94dB Sound Calibrator for 0.5" and 1" Microphones
7 Extech LT300 Light Meter Extech LT300 Light Meter
8 Extech AN100 CFM/CMM Mini Thermo-Anemometer Extech AN100 CFM/CMM Mini Thermo-Anemometer
9 Extech Instruments LT300-NIST Light Meter with NIST Extech Instruments LT300-NIST Light Meter with NIST
10 Extech - EXT380976-K 380976-K Single Phase/Three Phase 1000A AC Power Clamp Meter Kit Extech - EXT380976-K 380976-K Single Phase/Three Phase 1000A AC Power Clamp Meter Kit
11 Extech RH390 Precision Thermohygrometer, 0 to 100% RH/, -22 to 199F Extech RH390 Precision Thermohygrometer, 0 to 100% RH/, -22 to 199F
12 Extech EX330 Autoranging Mini Multimeter with NCV and Type K Temperature, orange and green Extech EX330 Autoranging Mini Multimeter with NCV and Type K Temperature, orange and green
13 Extech EX410A Professional True RMS Multimeter with 8 Functions Extech EX410A Professional True RMS Multimeter with 8 Functions
14 Extech LT300-NIST Light Meter with NIST Extech LT300-NIST Light Meter with NIST
15 EXTECH Instruments EX830 True RMS 1000 Amp AC/DC Clamp Meter with Infrared Thermometer EXTECH Instruments EX830 True RMS 1000 Amp AC/DC Clamp Meter with Infrared Thermometer
16 Extech Instruments 407026-NIST Heavy Duty Light Meter with PC Interface with NIST Extech Instruments 407026-NIST Heavy Duty Light Meter with PC Interface with NIST
17 Extech CT20 Remote and Local Continuity Tester , green Extech CT20 Remote and Local Continuity Tester , green
18 Extech SD500 Humidity and Temperature Datalogger Extech SD500 Humidity and Temperature Datalogger
19 Extech MO50 Compact Pin Moisture Meter Extech MO50 Compact Pin Moisture Meter
20 Extech EX830-NISTL True RMS 1000 Amp AC/DC Clamp Meter with Infrared Thermometer and Limited NIST Extech EX830-NISTL True RMS 1000 Amp AC/DC Clamp Meter with Infrared Thermometer and Limited NIST
Bestseller No. 1
EXTECH MO257 - PINLESS MOISTURE METER with .78-1.6 inch depth.
  • Non invasive moisture content measurements in wood/building materials
  • Relative pinless moisture reading for non-invasive measurement from 0.0 to 100.0 with 0.1 resolution
  • Multifunction backlit triple LCD display
  • Pin less measurement depth from 0.78 Inch (20 millimeter) to 1.6 Inch (40 millimeter) below the surface
  • High frequency sensing technology
Bestseller No. 2
Extech MO290 – Pinless Moisture Meter and Ir Thermometer
  • Programmable high/low moisture and humidity alarms
  • Automatic calculation of differential temperature to determine condensation point
  • Non-contact infrared thermometer with 8:1 distance to spot ratio and 0.95 fixed emissivity
  • Easy to read, large dual display with a back light feature
  • Pinless measurement depth to 0.75 inch below the surface, Remote pin-type probe for contact moisture readings 3 feet cable length
Bestseller No. 3
Extech 445580 Humidity and Temperature Pen Sized Meter with Pocket Clip
  • Displays relative humidity from 10 to 90-percent and air temperature from 32 to 122 F (0 to 50 C) on dual display
  • Fits in shirt pocket and includes pocket clip
  • Min/Max and Data Hold
  • Simple operation
  • Auto power off increases battery life
Bestseller No. 4
EXTECH HD500 - PSYCHROMETER with 30:1 Infrared Thermometer
  • Built in Infra Red Thermometer for non-contact temperature measurement to 932°F
  • Type K Temperature function for contact temperature measurement to 2501°F (1372°C)
  • Highest 2 percent RH accuracy
  • Heavy Duty rugged double molded housing
  • USB port includes PC software
Bestseller No. 5
EXTECH Instruments MO280 Pinless Moisture Meter
  • Non-invasive measurement to monitor moisture in wood and other building materials (not concrete)
  • Select from 10 wood types and measurement ranges
  • Measurement depth to 0.75" below surface
  • LCD displays % moisture of wood or material being tested
  • Automatic internal test and calibration
SaleBestseller No. 6
Extech 407744 94dB Sound Calibrator for 0.5" and 1" Microphones
  • Calibrates and verifies Sound Level Meter operation
  • For use on Sound Level Meters with 0.5" or 1.0" microphones
  • Total Harmonic Distortion (THD) <2% at 94dB
  • Meets IEC standard 60942 1997-11
  • Battery test position with battery status LED indicates if battery is good
Bestseller No. 7
Extech LT300 Light Meter
  • Backlight for readings in low light levels
  • Large LCD display with analog bargraph
  • Utilizes precision photo diode and color correction filter
  • Remote light sensor on 12" coiled cable - expandable to 24"
  • Relative and peak modes
Bestseller No. 8
Extech AN100 CFM/CMM Mini Thermo-Anemometer
  • Large display of airflow or air velocity
  • Simultaneous display of air flow or air velocity plus ambient temperature
  • Easy to set area dimensions (cm2) are stored in the meter's internal memory for the next power on
  • 20 point average for air flow
  • 3 percent velocity accuracy via low friction 2.83 Inch D (72mm) ball bearing vane wheel on 3.9 Feet (120cm) cable
Bestseller No. 9
Extech Instruments LT300-NIST Light Meter with NIST
  • 5% basic accuracy
  • Compliance with safety regulatory bodies (OSHA)
  • Applications: Workplace, clean-room, and computer room light testing
  • Used with Building and ATM area security light monitoring
  • Ambient testing for light-sensitive archives such as in museums and art galleries
SaleBestseller No. 10
Extech - EXT380976-K 380976-K Single Phase/Three Phase 1000A AC Power Clamp Meter Kit
  • Measures True Power, Apparent Power, Reactive Power, Horsepower, Power Factor, and Phase Angle with Lead/Lag indicator
  • AC+DC µA current with 10nA resolution for flame rod tests
  • Auto Detect AC/DC Voltage measurements with simultaneous frequency display
  • Includes CAT IV test lead kit
Bestseller No. 11
Extech RH390 Precision Thermohygrometer, 0 to 100% RH/, -22 to 199F
  • Battery: 9V battery (1)
  • Display type: lcd
  • Response time: 30 seconds
  • Rh accuracy: 2 percent rh
  • Rh resolution (percent): 0.1 percent
SaleBestseller No. 12
Extech EX330 Autoranging Mini Multimeter with NCV and Type K Temperature, orange and green
  • Built in non-contact AC voltage detector (NCV)
  • Transmitter and Receiver snap together for easy storage
  • Cat III 600V UL listed
  • Includes Type K temperature probe
  • Rubber holster protects meter
Bestseller No. 13
Extech EX410A Professional True RMS Multimeter with 8 Functions
  • Averaging DMM with 8 functions and 0.5% basic accuracy
  • AC/DC voltage & current, resistance, temperature, diode/continuity
  • Input fuse protection and mist-connection warning
  • 10A max current
  • Type K temperature measurements
Bestseller No. 14
Extech LT300-NIST Light Meter with NIST
  • Wide range to 20,000Fc or 200,000 Lux with high resolution to 0.01 Fc/Lux
  • Relative mode indicates change in light levels, peak mode captures highest reading
  • Remote light sensor on 12" (305mm) coiled cable - expandable to 24"
  • Utilizes precision photo diode and color correction filter
  • Large LCD display with analog barograph
Bestseller No. 15
EXTECH Instruments EX830 True RMS 1000 Amp AC/DC Clamp Meter with Infrared Thermometer
  • Country of Origin:China
  • Package length:18.0"
  • Package width:18.0"
  • Package height:21.0"
SaleBestseller No. 16
Extech Instruments 407026-NIST Heavy Duty Light Meter with PC Interface with NIST
  • 5% basic accuracy
  • Compliance with safety regulatory bodies (OSHA)
  • Applications: Workplace, clean-room, and computer room light testing
  • Used with Building and ATM area security light monitoring
  • Ambient testing for light-sensitive archives such as in museums and art galleries
SaleBestseller No. 17
Extech CT20 Remote and Local Continuity Tester , green
  • One person operation for wire and cable testing
  • Transmitter with output cables terminated in modular RJ11 phone connector
  • Remote continuity with the use of the remote probe
  • Flashing remote probe two lead, bi color (red/green) LED probe allows a single user to identify up to three wires or cables at a time
  • Lightweight and pocket sized, clips on and hangs from the cable(s) under test without falling off
Bestseller No. 18
Extech SD500 Humidity and Temperature Datalogger
  • Records data on an SD card in Excel format
  • Dual LCD simultaneously displays relative humidity and temperature readings
  • Datalogger stores readings on an SD card in Excel format for easy transfer to a PC
  • Selectable data sampling rate: 5, 10, 30, 60, 120, 300, 600 seconds or auto
  • Complete with six AAA batteries, 2G SD card, universal AC adaptor, and mounting bracket
Bestseller No. 19
Extech MO50 Compact Pin Moisture Meter
  • Measure Moisture Level in wood, wall board, sheet rock, cardboard, concrete, plaster, and mortar
  • Moisture Icons provide a visual reference for low, medium, and high levels of moisture
  • Audible Alert Tone beeps faster as moisture level increases
  • Data Hold Function freezes readings on display
  • Compact, Durable, and Easy to Use
Bestseller No. 20
Extech EX830-NISTL True RMS 1000 Amp AC/DC Clamp Meter with Infrared Thermometer and Limited NIST
  • Item is a Class II laser product, 1mW power output
  • Country of Origin:China
  • Package dimensions:5.999988"L x 2.751963"W x 12.40155"H
  • Package weight:3.0 lb

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After hours of searching and using all the models on the market, we have found the best extech mo257 for 2023. See our ranking below!

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John Harvards provides an extech mo257 buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information.

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  1. Brand Value: Every brand of extech mo257 has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
  2. Features: What bells and whistles matter for an extech mo257?
  3. Specifications: How powerful they are can be measured.
  4. Product Value: This simply is how much bang for the buck you get from your extech mo257.
  5. Customer Ratings: Number ratings grade extech mo257 objectively.
  6. Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their extech mo257.
  7. Product Quality: You don’t always get what you pay for with an extech mo257, sometimes less, and sometimes more.
  8. Product Reliability: How sturdy and durable an extech mo257 is should be an indication of how long it will work out for you.

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