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Extech Instruments 445815 Hygrometer Thermometer

This hygrometer and thermometer combines humidity, temperature, and dew point measurement with programmable alarms to alert users of high or low humidity conditions. Featuring large triple LCD displays for clear readings of relative humidity, temperature, and dew point, it is ideal for environmental monitoring in laboratories, storage areas, and spaces prone to condensation or static electricity. The device includes audible and visual alarms with adjustable set points, max/min recording functions, a remote sensor, built-in stand, wall mount, and is NIST calibratable for traceable accuracy, offering reliable performance in technical environments.

Authorized Distributors
Source:Newark
Part No:445815
Stock:16
Inv Date:06-21-2026
Price: Unit price: $72.99
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Source:DigiKey
Part No:445815
Stock:23
Inv Date:06-21-2026
Price: Unit price: $72.99
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Part No:445815
Stock:23
Inv Date:06-21-2026
Price: Unit price: $72.99
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Part No:445815
Stock:4
Inv Date:06-21-2026
Price: Unit price: $72.99
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Part No:445815
Stock:31
Inv Date:06-20-2026
Price: Unit price: $62.03
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Part No:445815
Stock:2
Inv Date:06-21-2026
Price: Unit price: $72.75
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Part No:445815
Stock:5
Inv Date:06-17-2026
Price: N/A
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Source:TRANSCAT
Part No:445815
Stock:5
Inv Date:06-15-2026
Price: N/A
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Part No:445815
Stock:7
Inv Date:06-20-2026
Price: Unit price: $81.99
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Authorized Distributors
Part No:445815
Stock:4
Inv Date:06-20-2026
Price: Unit price: $72.99
Buy/RFQ:
Part No:445815
Stock:2
Inv Date:06-21-2026
Price: Unit price: $72.75
Buy/RFQ:
Part No:445815
Stock:3
Inv Date:06-20-2026
Price: N/A
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Part No:445815
Stock:0
Inv Date:05-11-2026
Price: N/A
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Extech Instruments 445815 Hygrometer Thermometer Specifications:

  • Humidity Range: 10-99.99%
  • Temperature Range: -4 to 140°F (-10 to 60°C)
  • Basic Accuracy Humidity: 24%RH; Temperature: 21.8°F/1°C
  • Dimensions: 43x39 x 0.78 inches (109 x 99 x 20mm)
  • Weight: 6.02 oz (169 grams)
  • Display: Large triple LCD showing relative humidity, temperature, dew point
  • Alarms: Audible and visual with adjustable set points for high and low humidity
  • Probe: Extends on 18-inch (457mm) cable, clips onto meter
  • Calibration: Rear adjustment pot, optional NIST calibration with traceability
  • Power: 2 AAA batteries included
  • Additional: Wall mount bracket, remote sensor, calibration standards available

Buy the Buy Extech Hygro-Thermometer Dew Point Part Number 445815 Online

Order the Extech Hygro-Thermometer with Dew Point proofing device online now to ensure accurate environmental measurements. With large triple LCDs displaying humidity, temperature, and dew point, this device includes configurable alarms for high or low humidity conditions, ideal for laboratories, storage spaces, and environments sensitive to static or condensation. The remote sensor extends measurement reach for difficult access points, while calibration options guarantee best accuracy. Its portable design and accessories make it an essential tool for humidity and temperature monitoring professionals seeking reliability and traceability in their measurements.

Get Extech 445815 Hygro-Thermometer today—built for precise humidity and temperature measurement with programmable alarms and remote sensing capabilities.

Frequently Asked Questions

Where can I buy Extech Instruments 445815?

You can click on the BUY or RFQ button to purchase 445815 from an authorized Extech Instruments distributor.

How do I troubleshoot issues or seek technical support for part 445815?

You can download the 445815 datasheet or visit the Extech Instruments website for support.

Who is the manufacturer of 445815?

Extech Instruments

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