Testo
Testo, Inc. is a world leader in the design, development, and manufacture of portable test measurement instrumentation. Backed by over 50 years of measuring engineering experience, Testo's mission is to provide the best quality, service, and value in the industry. In addition, Testo is recognized as the leading worldwide manufacturer of portable combustion efficiency analyzers. see more
Since being founded in 1957, the Testo product line has expanded to include a large variety of temperature measuring instruments, such as dataloggers, air velocity meters, humidity and dew point meters, refrigeration service analyzers, multi-function instruments, stack gas analyzers and air emission monitors, water analyzers, tachometers, sound, pressure and light meters, and thermal imagers. Testo has become a major supplier of HVAC, critical HVAC, refrigeration, airflow, and environmental monitoring instruments for markets as diverse as chemical, food service and production, pharmaceutical and biotech, and residential HVAC suppliers.
Testo offers NIST calibrations (where applicable) on all their instruments as well as ISO 9001 quality standards.
- CATEGORIES
- Air Velocity Meters / Anemometers (5)
- Ambient Conditions Monitors / Weather Stations (1)
- Carbon Dioxide (CO2) Detectors (1)
- Combustion Analyzers (4)
- Cooking Oil Testers (1)
- Dewpoint Meters (5)
- Flood Remediation Products (1)
- Humidity Meters / Hygrometers (10)
- Indoor Air Quality (IAQ) Meters (2)
- Infrared Thermometers (9)
- Leak Detectors (3)
- Light Meters (2)
- Moisture Meters (1)
- pH / ORP Meters (1)
- Pressure Indicators (1)
- Pressure Sensors / Transmitters / Transducers (4)
- Recorders / Dataloggers (3)
- Refrigeration Test Equipment (3)
- Sound Level Meters (1)
- Thermal Imagers / Infrared Cameras (10)
- Thermometers (2)
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Thermal paper for Testo Infrared printer
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$29.00 $25.81 |
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Testo air temperature probe for Testo 550/570 refrigeration system analyzer
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$125.00 $111.25 |
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Air speed probes for the Testo 435 multifunction HVAC and IAQ meter
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Starting at $359.00 $319.51 |
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Gas leak detection probe for Testo 330 combustion analyzer
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$385.00 $342.65 |
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Perform quick checks or full calibrations for humidity probes
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$389.00 $346.21 |
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Humidity and temperature probe Ø 12 mm
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$515.00 $458.35 |
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Flexible flue gas probe for Testo 330 combustion analyzer
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$555.00 $493.95 |
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5 or 16 foot probe connection cables for Testo 400 & Testo 645 meters
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Starting at $60.00 $53.40 |
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Testo Teflon Sintered Filter
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$65.00 $57.85 |
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Ø 12 mm, not affected by condensation, water-repellent, resistant to corrosive substances
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$79.00 $70.31 |
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Hard carrying case for Testo 550 Refrigeration System Analyzer
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$100.00 $89.00 |
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Wall-mountable 110-240 VAC box power supply
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$155.00 $137.95 |
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Connection plug with 2 alarm points for Testo 6740 Series Trace Humidity Sensor
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$215.00 $191.35 |
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Easy heat software
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$215.00 $191.35 |
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$235.00 $209.15 |
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Flow funnel kit for low flow (>50 CFM) measurements
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$249.00 $221.61 |
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Pt100 immersion / penetration probe, flexible immersion probe, air probe
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Starting at $505.00 $449.45 |
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Manual smoke pump filter paper - 40 strips
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$13.00 $11.57 |
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16' silicone hose for pressure measurement
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$56.00 $49.84 |
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Testo Cap w/Wire Mesh Filter
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$90.00 $80.10 |
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System case for HVAC measurements
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$365.00 $324.85 |
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NIST traceable certificate of calibration for sound level meters
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$600.00 |
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A variety of plug-in probes compatible with your Testo Saveris wireless temperature monitoring system
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Starting at $30.00 $26.70 |
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Protect your Testo instrument and probes
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$65.00 $57.85 |
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Testo probes for use with Testo 175/177 meters
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Starting at $80.00 $71.20 |
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Protect and organize you Testo meter
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$134.00 $119.26 |
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Particle filters - pack of 10
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$39.00 $34.71 |
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$125.00 $111.25 |
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Protective sunshield for Testo thermal imagers
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$183.00 $164.70 |
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7" or 12" Compact Probes, 1/4" diameter w/ 5' hose 932°F
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Starting at $215.00 $191.35 |
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Combustion air / temperature probe, 12" immersion
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$250.00 $222.50 |
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Measurements up to 65 ft
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$425.00 $378.25 |
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$506.00 $455.40 |
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± 2%RH, probe Ø 21 mm, 0 to +100 %RH, -4 to 158°F / -20 to +70°C
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$585.00 $520.65 |
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Thermal flow probe with telescoping handle
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$1,013.00 $901.57 |
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High humidity level probe w/ heated sensor element, no humidity on sensor
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$1,235.00 $1,099.15 |
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Standard compressed air pressure dew point HPD probe, 300 mm length
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$2,013.00 $1,791.57 |
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Protective case for the safe storage of Testo instruments
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$47.00 $41.83 |
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Stainless sintered cap Ø 12 mm for high flow velocity or in contaminated air. G1, M01
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$55.00 $48.95 |
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Temperature probes for Testo Meters
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Starting at $60.00 $53.40 |
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Power supply unit 8VDC 1000mA
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$62.00 $55.18 |
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Adapter for pressure readings for Testo 327 combustion analyzer
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$65.00 $57.85 |
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Measuring range: -58 to 752°F
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$115.00 $102.35 |
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Transport case for Testo 645
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$151.00 $134.39 |
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Stainless steel, measuring range: -58 to 752°F
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$215.00 $191.35 |
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IR Printer for the 310 Combustion Analyzer
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$216.00 $192.24 |
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Measuring Chamber for Testo Dew Point Transmitters
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$225.00 $200.25 |
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Silicone heat conducting paste 0.49 oz / 14 g
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$16.00 $14.24 |
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Replacement sensor for Testo 316-3 refrigerant leak detector
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$55.00 $48.95 |
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Stainless steel sleeve, 6ft of cable, Measuring range: 58 to 400°F
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$80.00 $71.20 |