Testo

Testo is an innovator in advanced measurement technology. The company has a distinguished history of engineering instruments with quality and value. In addition, Testo is recognized as a leader in HVAC, air flow and environmental monitoring devices. The brand serves the chemical, food service, biotechnology, and HVAC industries. Transcat provides a full selection of Testo instruments, including: temperature and humidity data loggers, combustion analyzers, light meters, pressure meters, handheld thermo-hygrometers, infrared thermometers, and other products for portable test and measurement.
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  1. Testo 0602 0394
    Testo 0602 0394 Thermocouple Probe Type K
    Order #: 0602 0394
    Mfg #: 0602 0394
    Availability: In stock
    Special Price $148.96 Regular Price $156.80
    Thermocouple Probe Type K Learn More
  2. Testo 0600 9763
    Testo 0600 9763 12" Flue Gas Probe
    Order #: 0600 9763
    Mfg #: 0600 9763
    Availability: In stock
    Special Price $554.61 Regular Price $583.80
    12" Flue Gas Probe Learn More
  3. Testo 635-2
    Testo 635-2 Handheld Thermohygrometer
    Order #: 0563 6352
    Mfg #: 0563 6352
    Availability: In stock
    Special Price $1,022.77 Regular Price $1,076.60
    Handheld Thermohygrometer Learn More
  4. Testo 0560 8316
    Testo 0560 8316 IR Thermometer for Food Service
    Order #: 0560 8316
    Mfg #: 0560 8316
    Availability: In stock
    Special Price $303.24 Regular Price $319.20
    IR Thermometer for Food Service Learn More
  5. Testo 623
    Testo 623 Thermo-Hygrometer with History
    Order #: 0560 6230
    Mfg #: 0560 6230
    Availability: In stock
    Special Price $355.11 Regular Price $373.80
    Thermo-Hygrometer with History Learn More
  6. Testo 0555 6744
    Testo 0555 6744 Pressure and Dewpoint Transmitter
    Order #: 0555 6744
    Mfg #: 0555 6744
    Availability: Ships in 3-4 weeks
    Special Price $3,001.81 Regular Price $3,159.80
    Pressure and Dewpoint Transmitter Learn More
  7. Testo 0602 4892
    Testo 0602 4892 Magnetic Probe for High Temperatures, Type K T/C
    Order #: 0602 4892
    Mfg #: 0602 4892
    Availability: Ships in 3-4 weeks
    Special Price $372.40 Regular Price $392.00
    Magnetic Probe for High Temperatures, Type K T/C Learn More
  8. Testo 476
    Testo 476 Handheld Stroboscope
    Order #: 0563 4760
    Mfg #: 0563 4760
    Availability: Ships in 3-4 weeks
    Special Price $1,655.85 Regular Price $1,743.00
    Handheld Stroboscope Learn More
  9. Differential Pressure Measuring Instrument
    Testo 420 Differential Pressure Measuring Instrument
    Order #: 0560 0420
    Mfg #: 0560 0420
    Availability: Ships in 3-4 weeks
    Special Price $1,794.17 Regular Price $1,888.60
    Differential Pressure Measuring Instrument Learn More
  10. Testo 0393 0151
    Testo 0393 0151 NO sensor 330LL(G)/330i
    Order #: 0393 0151
    Mfg #: 0393 0151
    Availability: Ships in 3-4 weeks
    Special Price $985.53 Regular Price $1,037.40
    NO sensor 330LL(G)/330i Learn More
  11. Testo 622
    Testo 622 Thermo-Hygrometer with Pressure Display
    Order #: 0560 6220
    Mfg #: 0560 6220
    Availability: Ships in 3-4 weeks
    Special Price $569.24 Regular Price $599.20
    Thermo-Hygrometer with Pressure Display Learn More
  12. Testo 0636 9725
    Testo 0636 9725 Replacement Plug-in Humidity Probe Head for 625
    Order #: 0636 9725
    Mfg #: 0636 9725
    Availability: Ships in 3-4 weeks
    Special Price $228.76 Regular Price $240.80
    Replacement Plug-in Humidity Probe Head for 625 Learn More
  13. Testo 0560 0610
    Testo 0560 0610 Humidity and Temperature Meter
    Order #: 0560 0610
    Mfg #: 0560 0610
    Availability: Ships in 3-4 weeks
    Special Price $285.95 Regular Price $301.00
    Humidity and Temperature Meter Learn More
  14. Testo 540
    Testo 540 PocketPro Light Meter 0 to 99999 Lux
    Order #: 0560 0540
    Mfg #: 0560 0540
    Availability: Ships in 3-4 weeks
    Special Price $277.97 Regular Price $292.60
    PocketPro Light Meter 0 to 99999 Lux Learn More
  15. Testo 0613 5605
    Testo 0613 5605 Clamp Probe NTC for pipes from 1/4" to 2-1/2"
    Order #: 0613 5605
    Mfg #: 0613 5605
    Availability: Ships in 3-4 weeks
    Special Price $379.05 Regular Price $399.00
    Clamp Probe NTC for pipes from 1/4" to 2-1/2" Learn More
  16. Testo 0602 0593
    Testo 0602 0593 Immersion Probe -60 to +1000C
    Order #: 0602 0593
    Mfg #: 0602 0593
    Availability: Ships in 3-4 weeks
    Special Price $199.50 Regular Price $210.00
    Immersion Probe -60 to +1000C Learn More
  17. Testo 608-H1
    Testo 608-H1 Thermohygrometer
    Order #: 0560 6081
    Mfg #: 0560 6081
    Availability: Ships in 3-4 weeks
    Special Price $170.24 Regular Price $179.20
    Thermohygrometer Learn More
  18. Testo 0554 0568
    Testo 0554 0568 Printer Paper Refill (6 rolls, 10 year legibility)
    Order #: 0554 0568
    Mfg #: 0554 0568
    Availability: Ships in 3-4 weeks
    Special Price $58.52 Regular Price $61.60
    Printer Paper Refill (6 rolls, 10 year legibility) Learn More
  19. Testo 0554 1096
    Testo 0554 1096 100-240V AC/6.3V DC Power (US Plug)
    Order #: 0554 1096
    Mfg #: 0554 1096
    Availability: Ships in 3-4 weeks
    Special Price $101.08 Regular Price $106.40
    100-240V AC/6.3V DC Power (US Plug) Learn More
  20. Testo 0516 4401 Combo Case for 440 & Several Probes
    Testo 0516 4401 Combo Case for 440 & Several Probes
    Order #: 0516 4401
    Mfg #: 0516 4401
    Availability: Ships in 3-4 weeks
    Special Price $150.29 Regular Price $158.20
    Combo Case for 440 & Several Probes Learn More
  21. Testo 0554 3385
    Testo 0554 3385 Particle Filters - Pack of 10
    Order #: 0554 3385
    Mfg #: 0554 3385
    Availability: Ships in 3-4 weeks
    Special Price $51.87 Regular Price $54.60
    Particle Filters - Pack of 10 Learn More
  22. For Rent
    Testo 350 FOR RENT Portable Emission Analyzer
    Testo 350 FOR RENT Portable Emission Analyzer
    Order #: 350-RENT1
    Mfg #: 350-RENT1
    Availability: Call for Availability
    Call for price
    Portable Emission Analyzer Learn More
  23. Testo 0632 3330 Gas Leak Detection Probe for320/330
    Testo 0632 3330 Gas Leak Detection Probe for 320/330
    Order #: 0632 3330
    Mfg #: 0632 3330
    Availability: Ships in 3-4 weeks
    Special Price $586.53 Regular Price $617.40
    Gas Leak Detection Probe for 320/330 Learn More
  24. Testo 0635 1032 Hot Wire Probe w/Temp.Sensor Fixed Cable
    Testo 0635 1032 Hot Wire Probe w/Temp.Sensor Fixed Cable
    Order #: 0635 1032
    Mfg #: 0635 1032
    Availability: Ships in 3-4 weeks
    Special Price $496.09 Regular Price $522.20
    Hot Wire Probe w/Temp.Sensor Fixed Cable Learn More
  25. Testo 440 Hot Wire Kit
    Testo 440 Hot Wire Kit
    Order #: 0563 4400
    Mfg #: 0563 4400
    Availability: Ships in 3-4 weeks
    Special Price $1,064.00 Regular Price $1,120.00
    Hot Wire Kit Learn More
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