We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

3G Electric
⌕
RFQ CartGet a QuoteSign inSign up
EXTECH Data Logger: 0%to 100% Relative Humidity Measured, -40°F to 158°F, -40°C to 70°C - Temperature & Humidity Data Loggers
EXTECHTemperature & Humidity Data Loggers

EXTECH Data Logger: 0%to 100% Relative Humidity Measured, -40°F to 158°F, -40°C to 70°C

The EXTECH RHT20 is a temperature and humidity data logger that measures relative humidity from 0% to 100% and temperature from -40°F to 158°F (-40°C to 70°C). It features a USB interface, an adjustable alarm, and…

SKU 3G-OTH-167632

Brand
EXTECH
Item
Data Logger: 0%to 100% Relative Humidity Measured, -40°F to 158°F, -40°C to 70°C
Category
Temperature & Humidity Data Loggers
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

EXTECH
Manufacturer Part Number
RHT20
Type
-40°F to 158°F, -40°C to 70°C, RHT20, USB
Features
Adjustable Alarm
Includes
Mounting Bracket
Interface
USB
Data Logger Type
Temperature
Software Options
Software Included
Parameters Measured
Relative Humidity
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

EXTECH Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The EXTECH RHT20 is a temperature and humidity data logger that measures relative humidity from 0% to 100% and temperature from -40°F to 158°F (-40°C to 70°C). It features a USB interface, an adjustable alarm, and includes a mounting bracket and software. This device logs temperature and relative humidity data for monitoring environmental conditions.

Used in

Common applications for EXTECH
HVAC system diagnostics — EXTECH AN340 vane anemometer for air velocity and humidity measurement
Industrial machinery maintenance — EXTECH 461995 laser tachometer for RPM and surface speed checks
Food and beverage quality testing — EXTECH RF12 analog refractometer for Brix concentration measurement
Refrigerant leak detection — EXTECH RD350 heated diode leak detector for R-513A systems
Environmental monitoring — EXTECH RH490 data logging hygro-thermometer for temperature and humidity logging
Lighting inspection — EXTECH LT300-NIST light meter for illuminance measurement in workspaces

EXTECH Products

3G Electric supplies EXTECH temperature & humidity data loggers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Similar products

Matched by specification & description
EXTECH Air Quality Data Logger: 0.1%to 90% Relative Humidity Measured, 14°F to 140°F, -5°C to 50°C (MPN CO100). Key specifications — Parameters Measured: Temperature °C; Brand: EXTECH; Features: Adjustable Alarm; Includes: AC Adapter; Software Options: No Software Required; Data Logger Type: Temperature.
EXTECH
EXTECH Air Quality Data Logger: 0.1%to 90% Relative Humidity Measured, 14°F to 140°F, -5°C to 50°C (MPN CO100). Key specifications — Parameters Measured: Temperature °C; Brand: EXTECH; Features: Adjustable Alarm; Includes: AC Adapter; Software Options: No Software Required; Data Logger Type: Temperature.
EXTECH Data Logger: 10%to 90% Relative Humidity Measured, 32°F to 122°F, 0°C to 50°C, SD500, RS-232. Key specifications — Interface: RS-232; Parameters Measured: Temperature °C; Brand: EXTECH; Features: Datalogger Date/Time Stamps and Stores Readings on a SD Card; Includes: Mounting Bracket; Software Options: No Software Required; Data Logger Type: Temperature.
EXTECH
EXTECH Data Logger: 10%to 90% Relative Humidity Measured, 32°F to 122°F, 0°C to 50°C, SD500, RS-232. Key specifications — Interface: RS-232; Parameters Measured: Temperature °C; Brand: EXTECH; Features: Datalogger Date/Time Stamps and Stores Readings on a SD Card; Includes: Mounting Bracket; Software Options: No Software Required; Data Logger Type: Temperature.
EXTECH Psychrometer: Onboard, Ambient Temp/Dew Point/Relative Humidity/Wet Bulb Temp, -22°F to 199°F (MPN RH390). Key specifications — Brand: EXTECH; Calibration Certificate: Not Included.
EXTECH
EXTECH Psychrometer: Onboard, Ambient Temp/Dew Point/Relative Humidity/Wet Bulb Temp, -22°F to 199°F (MPN RH390). Key specifications — Brand: EXTECH; Calibration Certificate: Not Included.
EXTECH Hygro Thermometer Psychrometer: Onboard, 9 in x 2.2 in x 1.7 in, -4°F to 122°F (MPN RH350). Key specifications — Brand: EXTECH; Calibration Certificate: Not Included.
EXTECH
EXTECH Hygro Thermometer Psychrometer: Onboard, 9 in x 2.2 in x 1.7 in, -4°F to 122°F (MPN RH350). Key specifications — Brand: EXTECH; Calibration Certificate: Not Included.
EXTECH Temperature Humidity Meter: Cabled, Ambient Temp/Dew Point/Relative Humidity/Wet Bulb Temp (MPN SDL500). Key specifications — Brand: EXTECH; Calibration Certificate: Not Included.
EXTECH
EXTECH Temperature Humidity Meter: Cabled, Ambient Temp/Dew Point/Relative Humidity/Wet Bulb Temp (MPN SDL500). Key specifications — Brand: EXTECH; Calibration Certificate: Not Included.

More from EXTECH

View all EXTECH parts →
EXTECH Data Logger: 0%to 100% Relative Humidity Measured, -40°F to 158°F, -40°C to 70°C, RHT10, USB. Key specifications — Interface: USB; Parameters Measured: Temperature °F; Brand: EXTECH; Features: Selectable Sample Rate; Includes: USB Cover; Software Options: Software Included; Data Logger Type: Temperature.
EXTECH
EXTECH Data Logger: 0%to 100% Relative Humidity Measured, -40°F to 158°F, -40°C to 70°C, RHT10, USB. Key specifications — Interface: USB; Parameters Measured: Temperature °F; Brand: EXTECH; Features: Selectable Sample Rate; Includes: USB Cover; Software Options: Software Included; Data Logger Type: Temperature.
EXTECH Air Quality Monitor Data Logger: 0.1%to 99.9% Relative Humidity Measured, 14°F to 140°F (MPN CO220). Key specifications — Parameters Measured: Carbon Dioxide; Brand: EXTECH; Features: Displays Year, Month, Day, and Time; Includes: AC Adapter; Software Options: No Software Required; Data Logger Type: Temperature.
EXTECH
EXTECH Air Quality Monitor Data Logger: 0.1%to 99.9% Relative Humidity Measured, 14°F to 140°F (MPN CO220). Key specifications — Parameters Measured: Carbon Dioxide; Brand: EXTECH; Features: Displays Year, Month, Day, and Time; Includes: AC Adapter; Software Options: No Software Required; Data Logger Type: Temperature.
EXTECH Data Logger: VB300, Acceleration, 0 Probes Included, USB, Magnetized Bolt-on Mounting Base. Key specifications — Interface: USB; Parameters Measured: Acceleration; Brand: EXTECH; Features: Records X, Y or Z Axis; Includes: Magnetized Bolt-on Mounting Base; Software Options: Software Included; Data Logger Type: Acceleration.
EXTECH
EXTECH Data Logger: VB300, Acceleration, 0 Probes Included, USB, Magnetized Bolt-on Mounting Base. Key specifications — Interface: USB; Parameters Measured: Acceleration; Brand: EXTECH; Features: Records X, Y or Z Axis; Includes: Magnetized Bolt-on Mounting Base; Software Options: Software Included; Data Logger Type: Acceleration.
EXTECH Data Logger: 10%to 90% Relative Humidity Measured, 32°F to 122°F, 0°C to 50°C, Included, NIST (MPN SD500-NIST). Key specifications — Interface: RS-232; Parameters Measured: Relative Humidity; Brand: EXTECH; Features: This Humidity/ Temperature Datalogger Records Data on an SD Card in Excel Format for Easy Transfer to a PC for Analysis; Includes: (6) AAA Batteries; Software Options: Software Available Separately; Data Logger Type: Temperature.
EXTECH
EXTECH Data Logger: 10%to 90% Relative Humidity Measured, 32°F to 122°F, 0°C to 50°C, Included, NIST (MPN SD500-NIST). Key specifications — Interface: RS-232; Parameters Measured: Relative Humidity; Brand: EXTECH; Features: This Humidity/ Temperature Datalogger Records Data on an SD Card in Excel Format for Easy Transfer to a PC for Analysis; Includes: (6) AAA Batteries; Software Options: Software Available Separately; Data Logger Type: Temperature.
EXTECH Data Logger: 10%to 90% Relative Humidity Measured, 32°F to 122°F, 0°C to 50°C, SD700, RS-232. Key specifications — Interface: RS-232; Parameters Measured: Temperature °F; Brand: EXTECH; Features: Datalogger Time Stamps and Stores Readings on a SD Card; Includes: 2GB SD Card; Software Options: No Software Required; Data Logger Type: Temperature.
EXTECH
EXTECH Data Logger: 10%to 90% Relative Humidity Measured, 32°F to 122°F, 0°C to 50°C, SD700, RS-232. Key specifications — Interface: RS-232; Parameters Measured: Temperature °F; Brand: EXTECH; Features: Datalogger Time Stamps and Stores Readings on a SD Card; Includes: 2GB SD Card; Software Options: No Software Required; Data Logger Type: Temperature.
EXTECH Humidity Data Logger: 10%to 95% Relative Humidity Measured, -4°F to 176°F, -20°C to 80°C, USB (MPN RH550). Key specifications — Interface: USB; Parameters Measured: Relative Humidity; Brand: EXTECH; Features: For Closed Environments; Includes: Detachable Probe (RH550-P); Software Options: Software Available Separately; Data Logger Type: Temperature.
EXTECH
EXTECH Humidity Data Logger: 10%to 95% Relative Humidity Measured, -4°F to 176°F, -20°C to 80°C, USB (MPN RH550). Key specifications — Interface: USB; Parameters Measured: Relative Humidity; Brand: EXTECH; Features: For Closed Environments; Includes: Detachable Probe (RH550-P); Software Options: Software Available Separately; Data Logger Type: Temperature.
EXTECH Data Logger: 0%to 100% Relative Humidity Measured, -4°F to 158°F, -20°C to 70°C, 42280A, USB. Key specifications — Interface: USB; Parameters Measured: Temperature °C; Brand: EXTECH; Features: Adjustable Alarm; Includes: USB Cable; Software Options: Software Included; Data Logger Type: Temperature.
EXTECH
EXTECH Data Logger: 0%to 100% Relative Humidity Measured, -4°F to 158°F, -20°C to 70°C, 42280A, USB. Key specifications — Interface: USB; Parameters Measured: Temperature °C; Brand: EXTECH; Features: Adjustable Alarm; Includes: USB Cable; Software Options: Software Included; Data Logger Type: Temperature.
EXTECH Indoor Air Quality Meter: 0.1%to 99.9% Relative Humidity Measured, 14°F to 140°F, CO210, USB. Key specifications — Interface: USB; Parameters Measured: Temperature °C; Brand: EXTECH; Features: Maintenance Free NDIR Sensor; Includes: AC Adapter; Software Options: Software Included; Data Logger Type: Temperature.
EXTECH
EXTECH Indoor Air Quality Meter: 0.1%to 99.9% Relative Humidity Measured, 14°F to 140°F, CO210, USB. Key specifications — Interface: USB; Parameters Measured: Temperature °C; Brand: EXTECH; Features: Maintenance Free NDIR Sensor; Includes: AC Adapter; Software Options: Software Included; Data Logger Type: Temperature.