Item Total = $0.00 
Items = 0 
View Cart
United States
1-800-358-5525 or 
Welcome,
log in or register

Extech 445703 Big Digit Thermohygrometer

Extech  |   Mfr# 445703  |   Item# DO-37802-10

$42.99 USD/EACH

Are you a reseller or buying in bulk? Call us today.


  • 1 inch Digits on super large LCD
  • Max/Min with ''reset'' function
  • RH accuracy: ±5%RH
  • Temperature accuracy: ±1.8°F, (±1°C)

  • Temperature range: 14 to 140°F (-10 to 60°C)
  • Humidity range: 10 to 99% RH
Designed to monitor relative humidity, and temperature. Features include a super large display, C/F switchable, Min/Max with reset function, low battery indication and a built-in stand for sitting on a desk and hardware for mounting on a wall.
What's Included:
mounting bracket and one AAA battery.
Product Type Thermohygrometer
Temp range 14 to 140°F (-10 to 60°C)
RH range (min) 10%
RH range (Max) 99%
Max temperature (º C) 60
RH range 10 to 99%
RH accuracy ±5% RH within 25 to 85% RH
Min temperature (º F) 14
RH resolution 5%
Min temperature (º C) -10
Max temperature (º F) 140
Temp accuracy ±1.8°F for 14 to 122°F (±1°C for -10 to 50°C)
Temp resolution 0.1°
Dimensions 4.3 x 3.9 x 0.78 (109 x 99 x 20mm)
Model 445703
Qty/ea 1
Manufacturer number 445703
Brand Extech
Display 1 in digits displayed on Large LCD 3.1 x 2.4 (80 x 62mm)

Calibrations
Qty/Price
Availability

at $151.00 USD/EACH
Usually ships in 6 days.




Technical Resources
 
Service & Support
Still have questions
Contact Our Experts
for FREE product
application selection
and support.
or call 1-800-358-5525
Custom Ordering Solutions
Custom Ordering Solutions
Let us find the exact product you need. We have access to suppliers full lines - for products beyond what you see here. Call 1-800-358-5525
Questions and Answers

Do you have questions about this product?

Get answers from real customers and in-house experts with AnswerBox.

5 Questions | 5 Answers
Displaying questions 1-5
  • Q:

    How much is the total with certificate requested?
    Asked on 3/11/2015 by Erik from United States

    1 answer

    • STAFF EXPERT

      A:

      If ordering this item, you would need to also add 17030-28 to the order for calibration service

      Answered on 3/12/2015 by Anthony from Technical Support
  • Q:

    do you have a simialar model that will produce a audible alarm if levels exceed specified conditions
    Asked on 8/8/2011 by Anonymous from Boston, ma

    1 answer

    • STAFF EXPERT

      A:

      P/N: 37803-26.

      Answered on 8/8/2011 by Chris from Technical Support
  • Q:

    Does this product keep a record of recorded temperature and Humidity readings? If so for how long? Can it interface with USB device, computer, other to tramit recorded Tem/Hum.
    Asked on 3/23/2011 by Rich from Texas

    1 answer

    • STAFF EXPERT

      A:

      This unit will retain the highest and lowest value measured since the reset button was last pressed.

      Answered on 3/23/2011 by Chris from Technical Support
  • Q:

    Although you offer a calibration to NIST, do you offer an ISO 17025 accredited calibration certificate?
    Asked on 1/28/2010 by Gary from United Kingdom

    1 answer

    • STAFF EXPERT

      A:

      Our calibration lab is ISO 17025 and A2LA accredited. Please contact our technical application specialists for additional assistance (contact information can be found on the product web page).

      Answered on 2/1/2010 by Jen from Technical Support
  • Q:

    Is this product offered with a calibration certificate?

    Thanks,
    Michele
    Asked on 7/20/2009 by Anonymous

    1 answer

    • STAFF EXPERT

      A:

      NIST calibration certificates may be requested at the time the order is placed, item 17030-20.

      Answered on 7/27/2009 by Katie from Technical Support
Displaying questions 1-5

Do you have a question about this product? 

Product Reviews

REVIEW SNAPSHOT®

by PowerReviews
Extech 445703 Big Digit Thermohygrometer
 
5.0

(based on 3 reviews)

100%

of respondents would recommend this to a friend.

Pros

  • Accurate (3)

Cons

No Cons

Best Uses

No Best Uses

Reviewed by 3 customers

Displaying reviews 1-3

Back to top

(0 of 1 customers found this review helpful)

 
5.0

Really nice product

By Teresa

from Cranbury, NJ

About Me Professional

Pros

  • Accurate
  • Compact
  • Ergonomic Design
  • Lightweight
  • Reliable

Cons

    Best Uses

    • Commercial

    Comments about Extech 445703 Big Digit Thermohygrometer:

    Great nice piece of equipment.

    (1 of 1 customers found this review helpful)

     
    5.0

    i now use many of these

    By daniel- service manager

    from beverly hills, michigan

    About Me Academic/Professional Researcher

    Verified Buyer

    Pros

    • Accurate
    • Easy To Use
    • Well Calibrated

    Cons

      Best Uses

      • In The Field

      Comments about Extech 445703 Big Digit Thermohygrometer:

      easy to see, works great for short term indication or longer term min-max recording

      (3 of 3 customers found this review helpful)

       
      5.0

      I would buy this product again and again

      By Jim

      from Kalamazoo, Michigan 49004

      About Me Academic/Professional Researcher

      Verified Buyer

      Pros

      • Accurate
      • Durable
      • Easy To Use
      • Well Calibrated
      • Works Properly

      Cons

        Best Uses

        • In The Field
        • In The Lab
        • Research

        Comments about Extech 445703 Big Digit Thermohygrometer:

        The product is the very best you can get

        Displaying reviews 1-3

        Back to top