Humidity Probes


Testo 6744 Dew Point Transmitter with display, ½" NPT thread-

Testo 6744 Dew Point Transmitter with display, ½" NPT thread
Model: 6744 | Order No: 0555 6744

Sale Price $1976.25 USD
Regular Price $2325.00 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $1976.25 USD
Regular Price $2325.00 USD
Availability 2 to 3 Weeks
Quantity

Testo 6743 Dew Point Transmitter with Display, G1/2 Thread-

Testo 6743 Dew Point Transmitter with Display, G1/2 Thread
Model: 6743 | Order No: 0555 6743

Sale Price $1976.25 USD
Regular Price $2325.00 USD
Availability 1 Week

Qty:

Sale Price $1976.25 USD
Regular Price $2325.00 USD
Availability 1 Week
Quantity

Testo 6742 Dew Point Transmitter, 1/2" NPT Thread-

Testo 6742 Dew Point Transmitter, 1/2" NPT Thread
Model: 6742 | Order No: 0555 6742

Sale Price $1563.15 USD
Regular Price $1839.00 USD
Availability 3 to 4 Weeks

Qty:

Sale Price $1563.15 USD
Regular Price $1839.00 USD
Availability 3 to 4 Weeks
Quantity

Testo 6741 Dew Point Transmitter, G1/2 Thread-

Testo 6741 Dew Point Transmitter, G1/2 Thread
Model: 6741 | Order No: 0555 6741

Sale Price $1563.15 USD
Regular Price $1839.00 USD
Availability 3 to 4 Weeks

Qty:

Sale Price $1563.15 USD
Regular Price $1839.00 USD
Availability 3 to 4 Weeks
Quantity

Testo 6681 Industrial Humidity Transmitter-

Testo 6681 Industrial Humidity Transmitter

In industrial processes or in research-based business, the Testo 6681 temperature and humidity transmitter is ideal wherever critical climatic values need to be maintained.


Testo 6651 Humidity Transmitter for Critical Climate Applications-

Testo 6651 Humidity Transmitter for Critical Climate Applications

Testo 6651 humidity/temperature transmitter for critical climate, accuracy up to ±1.7 %RH (depends on the probe), 4 to 20mA(2 wire, 24VDC) no relays or ethernet, no display, no ethernet module, no relay, 2 analog outputs.


Testo 6631 Temperature and Humidity Transmitter for greenhouses and laboratories, ±2.5% RH-

Testo 6631 Temperature and Humidity Transmitter for greenhouses and laboratories, ±2.5% RH

Designed for greenhouses and laboratories, this humidity and temperature transmitter monitors critical climates for biological research with a long-term stable humidity sensor rated at ±2.5% RH. Additionally, an integrated ventilator directs airflow onto the sensor for an averaged climate reading. Its housing integrates the probe to protect electronics from moisture.


Testo 6621 Temperature and Humidity Transmitter, wall or duct, 2 analog outputs-

Testo 6621 Temperature and Humidity Transmitter, wall or duct, 2 analog outputs

Designed for building air conditioning applications, this humidity and temperature transmitter is available in wall or duct versions with a long-term stable humidity sensor. Additionally, two analog outputs cover temperature and humidity, and P2A software supports parameterization, adjustment, and analysis. It suits both room and duct installations, with an optional 2-line LCD display.


Testo 0636 9775 Robust temperature-humidity probe for temperatures up to +356 °F, fixed cable-

Testo 0636 9775 Robust temperature-humidity probe for temperatures up to +356 °F, fixed cable
Model: 0636 9775

Sale Price $740.35 USD
Regular Price $871.00 USD
Availability 3 to 4 Weeks

Qty:

Sale Price $740.35 USD
Regular Price $871.00 USD
Availability 3 to 4 Weeks
Quantity

Testo 0636 9772 High-precision temperature-humidity probe, fixed cable -

Testo 0636 9772 High-precision temperature-humidity probe, fixed cable
Model: 0636 9772

Sale Price $674.90 USD
Regular Price $794.00 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $674.90 USD
Regular Price $794.00 USD
Availability 2 to 3 Weeks
Quantity

Testo 0636 9771 High-precision temperature-humidity probe with Bluetooth-

Testo 0636 9771 High-precision temperature-humidity probe with Bluetooth
Model: 0636 9771

Sale Price $679.15 USD
Regular Price $799.00 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $679.15 USD
Regular Price $799.00 USD
Availability 2 to 3 Weeks
Quantity

Testo 0636 9770 High-Precision Humidity & Temperature Probe Head, 0.47"-

Testo 0636 9770 High-Precision Humidity & Temperature Probe Head, 0.47"
Model: 0636 9770

Sale Price $569.50 USD
Regular Price $670.00 USD
Availability 5 to 6 Weeks

Qty:

Sale Price $569.50 USD
Regular Price $670.00 USD
Availability 5 to 6 Weeks
Quantity

Testo 0636 9753 Humidity Probe, 356°F (180°C)-

Testo 0636 9753 Humidity Probe, 356°F (180°C)
Model: 0636 9753

Sale Price $590.75 USD
Regular Price $695.00 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $590.75 USD
Regular Price $695.00 USD
Availability 2 to 3 Weeks
Quantity

Testo 0636 9742 Humidity/Temperature Probe-

Testo 0636 9742 Humidity/Temperature Probe
Model: 0636 9742

Sale Price $585.65 USD
Regular Price $689.00 USD
Availability 1 to 2 Weeks

Qty:

Sale Price $585.65 USD
Regular Price $689.00 USD
Availability 1 to 2 Weeks
Quantity

Testo 0636 9736 Humidity Plug-in Probe Head for Wireless Handle-

Testo 0636 9736 Humidity Plug-in Probe Head for Wireless Handle
Model: 0636 9736

Sale Price $294.10 USD
Regular Price $346.00 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $294.10 USD
Regular Price $346.00 USD
Availability 2 to 3 Weeks
Quantity

Testo 0636 9735 Duct Humidity & Temperature Probe-

Testo 0636 9735 Duct Humidity & Temperature Probe
Model: 0636 9735

Sale Price $521.05 USD
Regular Price $613.00 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $521.05 USD
Regular Price $613.00 USD
Availability 2 to 3 Weeks
Quantity

Testo 0636 9732 Temperature-humidity probe, fixed cable-

Testo 0636 9732 Temperature-humidity probe, fixed cable
Model: 0636 9732

Sale Price $219.30 USD
Regular Price $258.00 USD
Availability 3 to 4 Weeks

Qty:

Sale Price $219.30 USD
Regular Price $258.00 USD
Availability 3 to 4 Weeks
Quantity

Testo 0636 9731 Temperature-humidity probe with Bluetooth-

Testo 0636 9731 Temperature-humidity probe with Bluetooth
Model: 0636 9731

Sale Price $302.60 USD
Regular Price $356.00 USD
Availability 7 to 8 Weeks

Qty:

Sale Price $302.60 USD
Regular Price $356.00 USD
Availability 7 to 8 Weeks
Quantity

Testo 0636 9730 Humidity and Temperature Probe Head-

Testo 0636 9730 Humidity and Temperature Probe Head
Model: 0636 9730

Sale Price $140.25 USD
Regular Price $165.00 USD
Availability 5 Days

Qty:

Sale Price $140.25 USD
Regular Price $165.00 USD
Availability 5 Days
Quantity

Testo 0636 9725 Plug-in Humidity Probe Head Replacement-

Testo 0636 9725 Plug-in Humidity Probe Head Replacement
Model: 0636 9725

Sale Price $158.10 USD
Regular Price $186.00 USD
Availability 3 to 4 Weeks

Qty:

Sale Price $158.10 USD
Regular Price $186.00 USD
Availability 3 to 4 Weeks
Quantity