Humidity & Temperature

These probes measure humidity and temperature in rooms, ducts, and chambers and are mainly used by HVAC/R technicians and contractors. Find a wide selection of these probes to fit your application.

Showing 1 to 20 of 149 products

Testo 0363 1712 Smelting Probe Thermocouple with Tube and Plug NiCr-Ni
Model: 0363 1712

Sale Price	$308.55 USD
Regular Price	$363.00 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$308.55 USD
Regular Price	$363.00 USD
Availability	2 to 3 Weeks
Quantity

Testo 0430 9761 Thermocouple
Model: 0430 9761

Sale Price	$129.20 USD
Regular Price	$152.00 USD
Availability	1 to 2 Weeks

Qty:

Sale Price	$129.20 USD
Regular Price	$152.00 USD
Availability	1 to 2 Weeks
Quantity

Testo 0554 0191 Wireless Handle for Plug-in Probe Heads
Model: 0554 0191

Sale Price	$166.60 USD
Regular Price	$196.00 USD
Availability	3 Days

Qty:

Sale Price	$166.60 USD
Regular Price	$196.00 USD
Availability	3 Days
Quantity

Testo 0554 0641 Stainless Steel Sintered Cap, 0.47" Diameter
Model: 0554 0641

Testo 0554 0666 Sintered Filter for Humidity Probes, Teflon, (21mm) dia.
Model: 0554 0666

Sale Price	$99.45 USD
Regular Price	$117.00 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$99.45 USD
Regular Price	$117.00 USD
Availability	2 to 3 Weeks
Quantity

Testo 0554 3180 Spare Head for Refrigerants
Model: 0554 3180

Sale Price	$161.50 USD
Regular Price	$190.00 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$161.50 USD
Regular Price	$190.00 USD
Availability	2 to 3 Weeks
Quantity

Testo 0554 3181 Spare Leak Detector Head for Ammonia (NH₃)
Model: 0554 3181

Sale Price	$389.30 USD
Regular Price	$458.00 USD
Availability	5 Days

Qty:

Sale Price	$389.30 USD
Regular Price	$458.00 USD
Availability	5 Days
Quantity

Testo 0554 8765 Replacement Probe Shaft
Model: 0554 8765

Sale Price	$837.25 USD
Regular Price	$985.00 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$837.25 USD
Regular Price	$985.00 USD
Availability	2 to 3 Weeks
Quantity

Testo 0554 8766 13in Probe Shaft, 5/16in Dia
Model: 0554 8766

Sale Price	$745.45 USD
Regular Price	$877.00 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$745.45 USD
Regular Price	$877.00 USD
Availability	2 to 3 Weeks
Quantity

Testo 0554 8767 28in Probe Shaft, 5/16in Dia
Model: 0554 8767

Sale Price	$822.80 USD
Regular Price	$968.00 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$822.80 USD
Regular Price	$968.00 USD
Availability	2 to 3 Weeks
Quantity

Testo 0554 9761 Probe Shaft, 300mm
Model: 0554 9761

Sale Price	$172.55 USD
Regular Price	$203.00 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$172.55 USD
Regular Price	$203.00 USD
Availability	2 to 3 Weeks
Quantity

Testo 0555 6601 Standard Cable Probe
Model: 0555 6601

Sale Price	$339.15 USD
Regular Price	$399.00 USD
Availability	5 to 6 Weeks

Qty:

Sale Price	$339.15 USD
Regular Price	$399.00 USD
Availability	5 to 6 Weeks
Quantity

Testo 0555 6602 Duct Probe
Model: 0555 6602

Sale Price	$296.65 USD
Regular Price	$349.00 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$296.65 USD
Regular Price	$349.00 USD
Availability	2 to 3 Weeks
Quantity

Testo 0555 6603 Duct Probe for Higher Process Temperatures
Model: 0555 6603

Sale Price	$328.10 USD
Regular Price	$386.00 USD
Availability	6 to 7 Weeks

Qty:

Sale Price	$328.10 USD
Regular Price	$386.00 USD
Availability	6 to 7 Weeks
Quantity

Testo 0555 6604 Standard Cable Probe, -20 to 70 degree C
Model: 0555 6604

Sale Price	$348.50 USD
Regular Price	$410.00 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$348.50 USD
Regular Price	$410.00 USD
Availability	2 to 3 Weeks
Quantity

Testo 0563 2052 pH/°F Meter Starter Kit
Model: 0563 2052

Sale Price	$544.00 USD
Regular Price	$640.00 USD
Availability	3 to 4 Weeks4 to 5 Weeks

Qty:

Sale Price	$544.00 USD
Regular Price	$640.00 USD
Availability	3 to 4 Weeks4 to 5 Weeks
Quantity

Testo 0572 6172 Humidity / Temperature Probe, 12mm
Model: 0572 6172

Sale Price	$339.15 USD
Regular Price	$399.00 USD
Availability	4 to 5 Weeks

Qty:

Sale Price	$339.15 USD
Regular Price	$399.00 USD
Availability	4 to 5 Weeks
Quantity

Testo 0572 6174 Humidity / Temperature Probe 4 mm
Model: 0572 6174

Sale Price	$395.25 USD
Regular Price	$465.00 USD
Availability	1 to 2 Weeks

Qty:

Sale Price	$395.25 USD
Regular Price	$465.00 USD
Availability	1 to 2 Weeks
Quantity

Testo 0572-2156 Temperature and Humidity Probe
Model: 0572 2156

Sale Price	$231.20 USD
Regular Price	$272.00 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$231.20 USD
Regular Price	$272.00 USD
Availability	2 to 3 Weeks
Quantity

Testo 0590 0021 Adapter for Type K Thermocouples
Model: 0590 0021

Sale Price	$38.25 USD
Regular Price	$45.00 USD
Availability	1 Week

Qty:

Sale Price	$38.25 USD
Regular Price	$45.00 USD
Availability	1 Week
Quantity

Showing 1 to 20 of 149 products

4.8/5 Stars

4.8/5 Stars

Humidity & Temperature

Testo 0363 1712 Smelting Probe Thermocouple with Tube and Plug NiCr-Ni Model: 0363 1712

Qty:

Testo 0430 9761 Thermocouple Model: 0430 9761

Qty:

Testo 0554 0191 Wireless Handle for Plug-in Probe Heads Model: 0554 0191

Qty:

Testo 0554 0641 Stainless Steel Sintered Cap, 0.47" Diameter Model: 0554 0641

Testo 0554 0666 Sintered Filter for Humidity Probes, Teflon, (21mm) dia. Model: 0554 0666

Qty:

Testo 0554 3180 Spare Head for Refrigerants Model: 0554 3180

Qty:

Testo 0554 3181 Spare Leak Detector Head for Ammonia (NH₃) Model: 0554 3181

Qty:

Testo 0554 8765 Replacement Probe Shaft Model: 0554 8765

Qty:

Testo 0554 8766 13in Probe Shaft, 5/16in Dia Model: 0554 8766

Qty:

Testo 0554 8767 28in Probe Shaft, 5/16in Dia Model: 0554 8767

Qty:

Testo 0554 9761 Probe Shaft, 300mm Model: 0554 9761

Qty:

Testo 0555 6601 Standard Cable Probe Model: 0555 6601

Qty:

Testo 0555 6602 Duct Probe Model: 0555 6602

Qty:

Testo 0555 6603 Duct Probe for Higher Process Temperatures Model: 0555 6603

Qty:

Testo 0555 6604 Standard Cable Probe, -20 to 70 degree C Model: 0555 6604

Qty:

Testo 0563 2052 pH/°F Meter Starter Kit Model: 0563 2052

Qty:

Testo 0572 6172 Humidity / Temperature Probe, 12mm Model: 0572 6172

Qty:

Testo 0572 6174 Humidity / Temperature Probe 4 mm Model: 0572 6174

Qty:

Testo 0572-2156 Temperature and Humidity Probe Model: 0572 2156

Qty:

Testo 0590 0021 Adapter for Type K Thermocouples Model: 0590 0021

Qty:

Testo 0363 1712 Smelting Probe Thermocouple with Tube and Plug NiCr-Ni
Model: 0363 1712

Testo 0430 9761 Thermocouple
Model: 0430 9761

Testo 0554 0191 Wireless Handle for Plug-in Probe Heads
Model: 0554 0191

Testo 0554 0641 Stainless Steel Sintered Cap, 0.47" Diameter
Model: 0554 0641

Testo 0554 0666 Sintered Filter for Humidity Probes, Teflon, (21mm) dia.
Model: 0554 0666

Testo 0554 3180 Spare Head for Refrigerants
Model: 0554 3180

Testo 0554 3181 Spare Leak Detector Head for Ammonia (NH₃)
Model: 0554 3181

Testo 0554 8765 Replacement Probe Shaft
Model: 0554 8765

Testo 0554 8766 13in Probe Shaft, 5/16in Dia
Model: 0554 8766

Testo 0554 8767 28in Probe Shaft, 5/16in Dia
Model: 0554 8767

Testo 0554 9761 Probe Shaft, 300mm
Model: 0554 9761

Testo 0555 6601 Standard Cable Probe
Model: 0555 6601

Testo 0555 6602 Duct Probe
Model: 0555 6602

Testo 0555 6603 Duct Probe for Higher Process Temperatures
Model: 0555 6603

Testo 0555 6604 Standard Cable Probe, -20 to 70 degree C
Model: 0555 6604

Testo 0563 2052 pH/°F Meter Starter Kit
Model: 0563 2052

Testo 0572 6172 Humidity / Temperature Probe, 12mm
Model: 0572 6172

Testo 0572 6174 Humidity / Temperature Probe 4 mm
Model: 0572 6174

Testo 0572-2156 Temperature and Humidity Probe
Model: 0572 2156

Testo 0590 0021 Adapter for Type K Thermocouples
Model: 0590 0021