My Account

Log in to Your Account

Not a member yet? It's FREE!

Join

Why Join? Gain access to exclusive pricing, rewards and more!

Member Pricing & Rewards active

(877) 571-7901

[email protected]

()

Shop By Category
Top Categories
Clamp Meters
Datacom and Networking Products
Dataloggers Data Acquisition
Signal Generators / Counters
Ground Testers
HVAC Equipment and Instruments
Life Sciences Equipment
Megohmmeter / Insulation Resistance Testers
Microscopes
Multimeters
Oscilloscopes
Power Measurement
Power Supplies
Process / Calibration
RF, Microwave, EMI
Safety Testing / Surge Testing
Soldering Equipment
Thermal Imagers
Shop All Categories
With a century of knowledge and product research behind them, Enerpac, best known for its hydraulic tools, can be your go-to for thousands of applications across every industry. SHOP NOW

Get up to 15% off with the FLIR Ex-Series sale! These cameras are powerful troubleshooting tools for building, electrical, and mechanical applications. With various available models, you can fit your target size, working distance, visual detail needs, and budget.SHOP NOW
Brands
- FLIR
- Rigol
- Megger
- Hioki
- Hakko
- Honeywell BW
- Enerpac
- Greenlee
- JBC
- View All Brands
Promotions
Clearance

Member Price INACTIVE
Create a FREE Account to Unlock Your Savings
Member Price ACTIVE

Tariff-related changes may impact pricing, and current surcharges may not yet be reflected in listed prices. Learn More

Extech RH401 Psychrometer - Style (Psychrometer): Hand Held, Accuracy: ±3% RH, ±1.8°F or ±1°C, Measurement Types (Psychrometer): Temperature T/C

Name: Extech RH401 Psychrometer - Style (Psychrometer): Hand Held, Accuracy: ±3% RH, ±1.8°F or ±1°C, Measurement Types (Psychrometer): Temperature T/C
Brand: Extech
SKU: ExtechRH401
Price: 205.58 USD
Availability: InStock
Rating: 5.00 (2 reviews)

5 (2 Reviews) | UPC: 793950444016 | Model: Extech RH401

Compare

Psychrometer + IR Therm Digital

Triple display with backlighting: View Air temp+RH+surface temp, View Dew Point+RH+surface temp, View Wet Bulb+RH+surface temp
InfraRed Thermometer with Built-in laser pointer, 8:1 distance to target ratio, Adjustable Emissivity from 0.3 to 1.0
Precision humidity capacitance sensor is retractable for protection during transportation and storage
Calculates T1 (IR Surface Temperature) - DP (Dew Point) differential
Programmable Auto power off and Low battery indication
Over-range/under-range alert indicator
Built-in RS-232 interface for capturing readings on a PC
RH401 complete with 4 AAA batteries and carrying case
Optional RH405 kit includes meter, 33% and 75% calibration bottles, RS-232 cable, 4 AAA batteries and carrying case

View Product Details

List Price: $230.99

In Stock:

View Payment Options

Recommended for you

General
Humidity	10 to 90%RH
InfraRed Temperature	-40 to 932°F (-40 to 500°C)
Air Temperature	-4 to 122°F (-20 to 50°C)
Dew Point	-90.4 to 122°F (-68.0 to 49.9°C)
Wet Bulb	-6.9 to 122°F (-21.6 to 49.9°C)
Emissivity Adjustable	0.3 to 0.99
Field of View	8:1
Dimensions/Weight	6.8x2.7x1.9î (175x70x50mm)/4.9oz

Environmental Testers / Physical Property/Psychrometer Template
Style (Psychrometer)	Hand Held
Accuracy	±3% RH, ±1.8°F or ±1°C
Measurement Types (Psychrometer)	Dew Point, Temperature IR, Temperature T/C, Wet Bulb
Test Equipment General Attributes
Warranty	1 YEARS
Safety Approval	CE
Interfaces I/O	RS-232
Product Height	3.00 IN
Product Length	10.00 IN
Product Width	6.75 IN
ECCN Number	EAR99
Calibration Included	Factory Calibration
Battery Type	AAA Battery Type 4 AAA
Power Supply Voltage	Battery Powered
Country of Origin	China
Shipping Height	3.00 IN
Shipping Length	10.00 IN
Shipping Width	6.75 IN