Proudly Canadian

100% canadian-owned & operated

Customer Rating

4.7/5 Stars

23938 REVIEWS

Customer Rating

4.7/5 Stars

23938 REVIEWS

A Leading Innovator in State-of-the-Art Measuring Technology

FREE SHIPPING ON ONLINE ORDERS OVER $99*

A Leading Innovator in State-of-the-Art Measuring Technology

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 152 products

Testo 0613 5507 Temperature Clamp Probe Kit, -40 to 257°F-

Testo 0613 5507 Temperature Clamp Probe Kit, -40 to 257°F
Model: 0613 5507

Sale Price $114.76 CAD
Regular Price $152.00 CAD
Availability 6 in Stock

Qty:

Sale Price $114.76 CAD
Regular Price $152.00 CAD
Availability 6 in Stock
Quantity

Testo 0602 1293 Waterproof Immersion/Penetration Probe, Type K TC-

Testo 0602 1293 Waterproof Immersion/Penetration Probe, Type K TC
Model: 0602 1293

Sale Price $88.34 CAD
Regular Price $117.00 CAD
Availability 3 in Stock

Qty:

Sale Price $88.34 CAD
Regular Price $117.00 CAD
Availability 3 in Stock
Quantity

Testo 915i Wireless Thermometer with flexible 2.6' temperature probe, -58 to 752°F-

Testo 915i Wireless Thermometer with flexible 2.6' temperature probe, -58 to 752°F
Model: 0563 4915 01

Sale Price $174.41 CAD
Regular Price $231.00 CAD
Availability 2 in Stock

Qty:

Sale Price $174.41 CAD
Regular Price $231.00 CAD
Availability 2 in Stock
Quantity

Testo 0613 5505 Clamp Probe for Refrigeration System Analyzer-

Testo 0613 5505 Clamp Probe for Refrigeration System Analyzer
Model: 0613 5505

Sale Price $98.91 CAD
Regular Price $131.00 CAD
Availability 1 in Stock

Qty:

Sale Price $98.91 CAD
Regular Price $131.00 CAD
Availability 1 in Stock
Quantity

Testo 206 Compact pH Tester for Use with External Probes, pH3-

Testo 206 Compact pH Tester for Use with External Probes, pH3
Model: 206 | Order No: 0563 2063

Sale Price $254.44 CAD
Regular Price $337.00 CAD
Availability 1 in Stock

Qty:

Sale Price $254.44 CAD
Regular Price $337.00 CAD
Availability 1 in Stock
Quantity

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

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

Sale Price $434.88 CAD
Regular Price $576.00 CAD
Availability 2 to 3 Weeks

Qty:

Sale Price $434.88 CAD
Regular Price $576.00 CAD
Availability 2 to 3 Weeks
Quantity

Testo 0430 9761 Thermocouple-

Testo 0430 9761 Thermocouple
Model: 0430 9761

Sale Price $181.96 CAD
Regular Price $241.00 CAD
Availability 1 Week

Qty:

Sale Price $181.96 CAD
Regular Price $241.00 CAD
Availability 1 Week
Quantity

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

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

Sale Price $250.66 CAD
Regular Price $332.00 CAD
Availability 3 Days

Qty:

Sale Price $250.66 CAD
Regular Price $332.00 CAD
Availability 3 Days
Quantity

Testo 0554 0641 Stainless Steel Sintered Cap, 0.47" Diameter-

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

Availability 2 to 3 Weeks
Availability 2 to 3 Weeks

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

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

Sale Price $109.48 CAD
Regular Price $145.00 CAD
Availability 2 to 3 Weeks

Qty:

Sale Price $109.48 CAD
Regular Price $145.00 CAD
Availability 2 to 3 Weeks
Quantity

Testo 0554 3180 Spare Head for Refrigerants-

Testo 0554 3180 Spare Head for Refrigerants
Model: 0554 3180

Sale Price $230.28 CAD
Regular Price $305.00 CAD
Availability 2 to 3 Weeks

Qty:

Sale Price $230.28 CAD
Regular Price $305.00 CAD
Availability 2 to 3 Weeks
Quantity

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

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

Sale Price $539.83 CAD
Regular Price $715.00 CAD
Availability 2 to 3 Weeks

Qty:

Sale Price $539.83 CAD
Regular Price $715.00 CAD
Availability 2 to 3 Weeks
Quantity

Testo 0554 8765 Replacement Probe Shaft-

Testo 0554 8765 Replacement Probe Shaft
Model: 0554 8765

Sale Price $1435.26 CAD
Regular Price $1901.00 CAD
Availability 3 to 4 Weeks

Qty:

Sale Price $1435.26 CAD
Regular Price $1901.00 CAD
Availability 3 to 4 Weeks
Quantity

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

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

Sale Price $1112.87 CAD
Regular Price $1474.00 CAD
Availability 2 to 3 Weeks

Qty:

Sale Price $1112.87 CAD
Regular Price $1474.00 CAD
Availability 2 to 3 Weeks
Quantity

Testo 0554 9761 Probe Shaft, 300mm-

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

Sale Price $236.32 CAD
Regular Price $313.00 CAD
Availability 2 to 3 Weeks

Qty:

Sale Price $236.32 CAD
Regular Price $313.00 CAD
Availability 2 to 3 Weeks
Quantity

Testo 0555 6602 Duct Probe-

Testo 0555 6602 Duct Probe
Model: 0555 6602

Sale Price $411.48 CAD
Regular Price $545.00 CAD
Availability 4 to 5 Weeks

Qty:

Sale Price $411.48 CAD
Regular Price $545.00 CAD
Availability 4 to 5 Weeks
Quantity

Testo 0555 6603 Duct Probe for Higher Process Temperatures-

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

Sale Price $455.27 CAD
Regular Price $603.00 CAD
Availability 2 to 3 Weeks

Qty:

Sale Price $455.27 CAD
Regular Price $603.00 CAD
Availability 2 to 3 Weeks
Quantity

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

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

Sale Price $483.20 CAD
Regular Price $640.00 CAD
Availability 2 to 3 Weeks

Qty:

Sale Price $483.20 CAD
Regular Price $640.00 CAD
Availability 2 to 3 Weeks
Quantity

Testo 0563 2052 pH/°F Meter Starter Kit-

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

Sale Price $815.40 CAD
Regular Price $1080.00 CAD
Availability 2 to 3 Weeks

Qty:

Sale Price $815.40 CAD
Regular Price $1080.00 CAD
Availability 2 to 3 Weeks
Quantity

Testo 160 E WiFi Temperature and Humidity Datalogger with 2 external probe connections-

Testo 160 E WiFi Temperature and Humidity Datalogger with 2 external probe connections
Model: 0572 2022

Sale Price $647.79 CAD
Regular Price $858.00 CAD
Availability 2 to 3 Weeks

Qty:

Sale Price $647.79 CAD
Regular Price $858.00 CAD
Availability 2 to 3 Weeks
Quantity
Showing 1 to 20 of 152 products
We Ship Free on Orders Over $99 within Canada
Chat Live

  • We accept these payment methods:
  • Visa, Master Card, Discover, American Express & PayPal
  • We also accept wire transfers/EFT, cheques and purchase orders on approved credit. Accepted payment methods vary by country.