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 $113.05 Regular Price $119.00
    Thermocouple Probe Type K Learn More
  2. Testo 635-2
    Testo 635-2 Handheld Thermohygrometer
    Order #: 0563 6352
    Mfg #: 0563 6352
    Availability: In stock
    Special Price $768.55 Regular Price $809.00
    Handheld Thermohygrometer Learn More
  3. Testo 0560 8316
    Testo 0560 8316 IR Thermometer for Food Service
    Order #: 0560 8316
    Mfg #: 0560 8316
    Availability: In stock
    Special Price $227.05 Regular Price $239.00
    IR Thermometer for Food Service Learn More
  4. Testo 623
    Testo 623 Thermo-Hygrometer with History
    Order #: 0560 6230
    Mfg #: 0560 6230
    Availability: In stock
    Special Price $266.00 Regular Price $280.00
    Thermo-Hygrometer with History Learn More
  5. Testo 0555 6744
    Testo 0555 6744 Pressure and Dewpoint Transmitter
    Order #: 0555 6744
    Mfg #: 0555 6744
    Availability: Ships in 3-4 weeks
    Special Price $2,144.15 Regular Price $2,257.00
    Pressure and Dewpoint Transmitter Learn More
  6. 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 $280.25 Regular Price $295.00
    Magnetic Probe for High Temperatures, Type K T/C Learn More
  7. 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 $171.00 Regular Price $180.00
    Replacement Plug-in Humidity Probe Head for 625 Learn More
  8. Testo 476
    Testo 476 Handheld Stroboscope
    Order #: 0563 4760
    Mfg #: 0563 4760
    Availability: Ships in 3-4 weeks
    Special Price $1,230.25 Regular Price $1,295.00
    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 $1,230.25 Regular Price $1,295.00
    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 $733.40 Regular Price $772.00
    NO sensor 330LL(G)/330i Learn More
  11. Testo 0560 0610
    Testo 0560 0610 Humidity and Temperature Meter
    Order #: 0560 0610
    Mfg #: 0560 0610
    Availability: Ships in 3-4 weeks
    Special Price $213.75 Regular Price $225.00
    Humidity and Temperature Meter Learn More
  12. Testo 622
    Testo 622 Thermo-Hygrometer with Pressure Display
    Order #: 0560 6220
    Mfg #: 0560 6220
    Availability: Ships in 3-4 weeks
    Special Price $427.50 Regular Price $450.00
    Thermo-Hygrometer with Pressure Display Learn More
  13. Testo 0600 9763
    Testo 0600 9763 12" Flue Gas Probe
    Order #: 0600 9763
    Mfg #: 0600 9763
    Availability: Ships in 3-4 weeks
    Special Price $403.75 Regular Price $425.00
    12" Flue Gas Probe 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 $209.00 Regular Price $220.00
    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 $285.00 Regular Price $300.00
    Clamp Probe NTC for pipes from 1/4" to 2-1/2" Learn More
  16. 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 $74.10 Regular Price $78.00
    100-240V AC/6.3V DC Power (US Plug) Learn More
  17. Testo 0646 0916
    Testo 0646 0916 Thermometer Measuring Strips +71 to +110C,10 Strips
    Order #: 0646 0916
    Mfg #: 0646 0916
    Availability: Ships in 3-4 weeks
    Special Price $49.40 Regular Price $52.00
    Thermometer Measuring Strips +71 to +110C,10 Strips Learn More
  18. Testo 405I
    Testo 405I Hot Wire Anemometer Smart Probe
    Order #: 0560 1405
    Mfg #: 0560 1405 01
    Availability: Ships in 3-4 weeks
    Special Price $166.25 Regular Price $175.00
    Hot Wire Anemometer Smart Probe Learn More
  19. 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 $37.05 Regular Price $39.00
    Particle Filters - Pack of 10 Learn More
  20. 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 $43.70 Regular Price $46.00
    Printer Paper Refill (6 rolls, 10 year legibility) Learn More
  21. 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 $151.05 Regular Price $159.00
    Immersion Probe -60 to +1000C Learn More
  22. Testo 608-H1
    Testo 608-H1 Thermohygrometer
    Order #: 0560 6081
    Mfg #: 0560 6081
    Availability: Ships in 3-4 weeks
    Special Price $128.25 Regular Price $135.00
    Thermohygrometer Learn More
  23. 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 $107.35 Regular Price $113.00
    Combo Case for 440 & Several Probes Learn More
  24. For Rent
    Testo 350 FOR RENT Portable Emission Analyzer
    Testo 350 for Rent, Portable Emission Analyzer Portable Emission Analyzer
    Order #: 350-RENT1
    Mfg #: 350-RENT1
    Availability: Call for Availability
    Call for price
    Portable Emission Analyzer Learn More
  25. 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 $418.95 Regular Price $441.00
    Gas Leak Detection Probe for 320/330 Learn More
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