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. Read more...

FPO-engineer
Questions? Call one of our engineers at 1-800-884-4967.
Testo 205 pH/Temperature Meter
Testo 205 pH/Temperature Meter
Rugged food penetration pH meter with automatic temperature compensation.
Starting at $409.50
Testo 175 Series Data Logger
Testo 175 Series Data Logger
Compact data loggers for temperature and humidity.
Starting at $247.50
Testo 606 Moisture Meters
Testo 606 Moisture Meters
Pocket-sized professional moisture measurement technology .
Starting at $144.00
Testo 608 Thermo Hygrometer
Testo 608 Thermo Hygrometer
Affordable instrument continuously measures humidity, temperature and dew point from a wall or desktop.
Starting at $121.50
Testo 176 Data Loggers
Testo 176 Data Loggers
Up to 5-channel data loggers with high accuracy and metal housing.
Starting at $620.00
Testo 635 Thermo Hygrometer
Testo 635 Thermo Hygrometer
Humidity and temperature meter with wireless and memory options.
Starting at $508.50
Testo 174 Temperature & Relative Humidity Data Logger
Testo 174 Temperature & Relative Humidity Data Logger
Temperature and relative humidity data logger with 16,000 memory slots available.
Starting at $85.50
Testo 6450 Series Compressed Air Flow Meter
Testo 6450 Series Compressed Air Flow Meter
Pipe mounted compressed air meter for measurement of consumption as well as leakage detection and environmental management.
Starting at $1,061.00
Testo 6621 RH & Temperature Transmitter
Testo 6621 RH & Temperature Transmitter
2 channel sensor, accurate, dependable RH sensor technology (± 2.5% RH), functional, attractive housing blends into any environment.
Starting at $278.00 $250.20
Testo 405i Hot Wire Anemometer
Testo 405i Hot Wire Anemometer
Smart probe that measures air velocity, volume flow, and temperature and transmits data via Bluetooth to an App on your smart device.
$175.00
Testo 6651/6681 Humidity Transmitter
Testo 6651/6681 Humidity Transmitter
High-performance transmitters designed for monitoring critical climate applications in process engineering.
Starting at $599.40
Testo 510 Digital Manometer
Testo 510 Digital Manometer
Handheld, differential pressure meter for installation and maintenance work in and around ventilation and air conditioning.
$220.00 $198.00
Testo 470 Tachometer Kit
Testo 470 Tachometer Kit
Combination optical/contact tachometer kit for rpm, speed & length measurements with ±0.02% accuracy.
$485.00
Testo 300 Combustion Analyzer
Testo 300 Combustion Analyzer
Truly smart combustion measurement, smart touch operation, stored, intuitive menus for all relevant measurements.
Starting at $1,485.00
Testo 420 Flow Hood Kit
Testo 420 Flow Hood Kit
App integration via Bluetooth, flow straightener for more precise measurement at turbulent outlets.
Starting at $3,495.00
Testo 104 IR Digital Thermometer
Testo 104 IR Digital Thermometer
-58 to 482°F, 10:1 (D:S), ±1% accuracy, folding thermometer with penetration probe for contact & non-contact infrared measurement.
$215.00 $193.50
Testo 405 Hot Wire Thermo-Anemometer
Testo 405 Hot Wire Thermo-Anemometer
Economical, highly accurate hot wire thermo-anemometer with telescopic probe.
$215.00 $193.50
Testo 6381 Differential Pressure Transmitter
Testo 6381 Differential Pressure Transmitter
Measures differential pressure, flow velocity and flow volume with optional humidity and temperature measurement.
Select options for pricing
Testo 6383 Differential Pressure Transmitter
Testo 6383 Differential Pressure Transmitter
Differential pressure transmitter with cleanroom-conforming flat panel design and 10 Pa to 10 hPa measuring range.
Starting at $1,905.00 $1,714.50
Testo 425 Thermal Anemometer
Testo 425 Thermal Anemometer
Digital thermal hot wire anemometer with telescopic probe and App connection.
$580.00
Testo 890 Series Thermal Imager
Testo 890 Series Thermal Imager
307,000 pixels (640 x 480), -4 to 212°F, sensitivity < 40 mK, and the highest resolution.
Starting at $17,995.50
Testo 410 Air Velocity Meter
Testo 410 Air Velocity Meter
Vane anemometer and humidity meter with integrated NTC air thermometer.
Starting at $148.50
Testo 316-3 Refrigerant Leak Detector
Testo 316-3 Refrigerant Leak Detector
Reliable leak detection for most refrigerants including all CFC, HFCs and HCFCs.
$450.00 $405.00
Testo 416 Mini-Vane Anemometer
Testo 416 Mini-Vane Anemometer
Vane anemometer with cabled telescopic vane probe.
Starting at $697.50
Testo 557S Digital Manifold Kit
Testo 557S Digital Manifold Kit
Smart digital manifold with 4-way valve block for commissioning and servicing of refrigeration and heat pump systems.
Starting at $835.00
Testo 6740 Trace Humidity Sensor
Testo 6740 Trace Humidity Sensor
Ideal for monitoring compressed air dryers and preventing system damage from condensing water vapor.
Starting at $1,606.50
Testo 310 Residential Combustion Analyzer
Testo 310 Residential Combustion Analyzer
Fully-featured, top-of-display icons, rugged, wide parameter range.
Starting at $773.10
Testo 512 Series Digital Manometers
Testo 512 Series Digital Manometers
Pressure and flow velocity measuring instrument with ranges from 0-2 hPa to 0-2000 hPa.
Starting at $670.00 $603.00
Testo 922 Dual Type K Thermometer
Testo 922 Dual Type K Thermometer
Measuring range: -58 to 1832°F (-50 to 1000°C), ideally suited for application in the HVAC field, 2-channel temperature measuring.
$220.00 $198.00
Testo 6321 Differential Pressure Transmitter
Testo 6321 Differential Pressure Transmitter
Differential pressure transmitter with full functionality for automated air conditioning and ventilation applications.
Starting at $628.00 $565.20
Testo 410i Vane Anemometer
Testo 410i Vane Anemometer
Smart probe that measures air velocity, volume flow, and temperature and transmits data via Bluetooth to an App on your smart device.
$160.00
Testo 552 Bluetooth Vacuum Gauge
Testo 552 Bluetooth Vacuum Gauge
Digital vacuum/micron gauge with Bluetooth for up to 20,000 microns.
$299.00
Testo 330i Flue Gas Analyzer
Testo 330i Flue Gas Analyzer
Combines proven measuring technology with remote measurement capability and wireless control.
Starting at $2,370.00
Testo 830-T1 Infrared Thermometer
Testo 830-T1 Infrared Thermometer
-8 to 752°F, 10:1 (D:S), ±1.5°F accuracy, 1 point laser sight, adjustable emissivity (0.1 to 1) .
$125.00 $112.50
Testo 605i Thermo-Hygrometer
Testo 605i Thermo-Hygrometer
Smart probe that measures relative humidity and temperature and transmits data via Bluetooth to an App on your smart device.
$155.00
Testo 6351 Differential Pressure Transmitter
Testo 6351 Differential Pressure Transmitter
Testo 6351 Differential Pressure Transmitter - Measures differential pressure, flow velocity and flow volume.
Starting at $1,066.00 $959.40
Testo 550S Digital Manifold Kit
Testo 550S Digital Manifold Kit
Smart digital manifold with 2-way valve block for commissioning and servicing of refrigeration and heat pump systems.
Starting at $460.00
Testo 805 Mini IR Thermometer
Testo 805 Mini IR Thermometer
-13 to 482°F, 1:1 (D:S), highly accurate compact waterproof infrared thermometer.
Starting at $72.00
Testo 184 T Series Temperature Data Loggers
Testo 184 T Series Temperature Data Loggers
Convenient, easy-to-use loggers monitor every step of the cold chain in the transport of sensitive goods by rail, in the air, or on the road.
Starting at $72.00
Testo 103 Digital Thermometer
Testo 103 Digital Thermometer
Compact, digital, folding, waterproof thermometer.
$95.00 $85.50
Testo 115i Pipe Clamp Thermometer
Testo 115i Pipe Clamp Thermometer
Smart probe that measures the temperature of pipes and transmits data via Bluetooth to an App on your smart device.
$99.00
Testo 810 Infrared Thermometer
Testo 810 Infrared Thermometer
-22° to 572°F, 6:1 (D:S), ±2% accuracy, allows measurement of both air temperature & non-contact surface temperature in one instrument.
$130.00 $117.00
Testo 830-T2 Infrared Thermometer
Testo 830-T2 Infrared Thermometer
-8 to 752°F, 12:1 (D:S), ±1.5°F accuracy, 2 point laser sight, adjustable emissivity (0.1 to 1) .
$150.00 $135.00
Testo 104 Digital Thermometer
Testo 104 Digital Thermometer
Digital, folding, waterproof thermometer.
$155.00 $139.50
Testo 549i Refrigeration Pressure Probe
Testo 549i Refrigeration Pressure Probe
Smart probe that measures refrigeration pressure and transmits data via Bluetooth to an App on your smart device.
$145.00
Testo 805i IR Thermometer
Testo 805i IR Thermometer
-22 to 482°F, 10:1 (D:S), ±1.5% accuracy, with smart probe to measure non-contact temperature & transmit data via Bluetooth smart device.
$145.00
Testo 925 Type K Thermometer
Testo 925 Type K Thermometer
A one-channel temperature measuring instrument TC Type K with App connection and audible alarm.
$145.00
Testo 605-HX Mini Thermohygrometer
Testo 605-HX Mini Thermohygrometer
Bendable humidity measurement stick.
Starting at $148.50
Testo 510i Manometer
Testo 510i Manometer
Smart probe that measures differential pressure and transmits data via Bluetooth to an App on your smart device.
$185.00
Testo Pocket Pro 540 Light Meter
Testo Pocket Pro 540 Light Meter
Sensor sensitivity resembles that of the human eye.
$220.00 $198.00
Testo 830-T4 Infrared Thermometer
Testo 830-T4 Infrared Thermometer
-8 to 752°F, 30:1 (D:S), ±1°F accuracy, 2 point laser sight, adjustable emissivity (0.1 to 1) .
$225.00 $202.50
Testo 610 Air Humidity and Temperature Meter
Testo 610 Air Humidity and Temperature Meter
Pocket-sized professional moisture measurement technology.
$225.00 $202.50
Testo 317-2 Gas Leak Stick
Testo 317-2 Gas Leak Stick
Determines ambient propane and methane and audibly warns the user.
$231.00 $207.90
Testo 184 H1 Temperature and Humidity Data Logger
Testo 184 H1 Temperature and Humidity Data Logger
Temperature and humidity data logger with LCD display and USB port for configuration and data download.
$265.00 $238.50
Testo 511 Digital Manometer
Testo 511 Digital Manometer
Pocket-sized abolute pressure measuring instrument.
$275.00 $247.50
Testo 317-3 Ambient CO Stick
Testo 317-3 Ambient CO Stick
Carbon monoxide monitor that detects CO in ambient air and warns with visual and audible alarms.
$280.00 $252.00
Testo 625 Thermo Hygrometer
Testo 625 Thermo Hygrometer
Handheld humidity and temperature meter, large 2 line display, Temp range: -10 to 60°C, RH range 0 to 100%.
$295.00
Testo 184 T4 Temperature Data Logger
Testo 184 T4 Temperature Data Logger
Cryogenic temperature logger designed for monitoring goods shipped with dry ice.
$339.00 $305.10
Testo 835-T1 Infrared Thermometer
Testo 835-T1 Infrared Thermometer
-22° to 1112°F, 50:1 (D:S), ±1% accuracy 4-point laser shows exact measuring area for precise readings.
$370.00 $333.00
Testo Refrigeration Smart Probe Set
Testo Refrigeration Smart Probe Set
Measure high-side & low-side refrigerant pressure & temperatures of AC/refrigeration systems & transmits data to your smart device.
$470.00
Testo 835-H1 Infrared Thermometer
Testo 835-H1 Infrared Thermometer
-22 to 1112°F, 50:1 (D:S), ±1% with a humidity measurement range of 0 to 100% rH.
$560.00 $504.00
Testo 835-T2 Infrared Thermometer
Testo 835-T2 Infrared Thermometer
14 to 2732°F, 50:1 (D:S), ±1% accuracy, with 4-point laser & emissivity charts for accurate surface measurements.
$755.00 $679.50
Testo 6610 Series Digital Probes
Testo 6610 Series Digital Probes
Digital probes for use with the Testo 6681 humidity transmitter.
Starting at $480.00 $432.00
Testo 6600 Series Digital Probes
Testo 6600 Series Digital Probes
Digital probes for use with the Testo 6651 humidity transmitter.
Starting at $488.00 $439.20
Testo 0554 Cable Handle
Testo 0554 Cable Handle
Cable handle with Bluetooth option for connecting testo 440 probe heads.
Starting at $117.00
Testo ComSoft Professional 4 Software
Testo ComSoft Professional 4 Software
Data management software on CD for programming and readout of Testo data loggers and for archiving data.
$568.00 $511.20
Testo Standard Probes
Testo Standard Probes
Wide range of probes for use with the Testo 635 thermo-hygrometer.
Starting at $90.00
Testo 0393 0005 Replacement O2 Sensor
Testo 0393 0005 Replacement O2 Sensor
Replacement O2 Sensor.
$144.00
Testo Protective Cap
Testo Protective Cap
Testo plastic protective cap.
$7.00 $6.30
Testo Manual Smoke Pump Filter Paper
Testo Manual Smoke Pump Filter Paper
Manual smoke pump filter paper - 40 strips .
$15.00 $13.50
Testo 160 IAQ Wi-Fi Data Logger Deco-Cover
Testo 160 IAQ Wi-Fi Data Logger Deco-Cover
Customizable deco cover for concealing the Testo 160 IAQ Wi-Fi data logger in any environment.
$18.00
Testo Storage Cap
Testo Storage Cap
Storage cap for use with Testo 205 pH/Temperature meters.
$26.00 $23.40
Testo Smoke Pump Scale
Testo Smoke Pump Scale
Smoke pump scale.
$33.00 $29.70
Testo Silicone Heat Conducting Paste
Testo Silicone Heat Conducting Paste
Silicone heat conducting paste 0.49 oz / 14 g.
$34.00 $30.60
Testo Particle Filter
Testo Particle Filter
Particle filters - pack of 10.
$39.00 $35.10
Testo USB cable
Testo USB cable
USB cable (mini USB to Standard USB).
$43.00 $38.70
Testo 0554 8808 Switching Adapter
Testo 0554 8808 Switching Adapter
Switching adapter 5VDC 5A.
$44.00 $39.60
Testo Plug-In Power Supply
Testo Plug-In Power Supply
Plug-in mains adapter, 5 VDC 500 mA with European adapter, 100-250 VAC, 50-60 Hz.
$45.00 $40.50
Testo Thermal Printer Paper
Testo Thermal Printer Paper
Thermal paper for Testo Infrared printer .
In Stock
$46.00 $41.40
Testo 0554 0493 Reflective Tape
Testo 0554 0493 Reflective Tape
Pack of 5 self-adhesive reflectors designed for use with the 470 tachometer kit.
$44.00
Testo Bead Tip Thermocouple
Testo Bead Tip Thermocouple
Fiber glass sheating, measuring range: -58 to 752°F, 59" flexible bead tip.
$50.00 $45.00
Testo Particle Filter 10 Pack
Testo Particle Filter 10 Pack
Particle filters - pack of 10 .
$51.00 $45.90
Testo Smart Probe Case
Testo Smart Probe Case
Impact-resistant, flexible, zippered shell with protective foam insert and precise fit compartments.
Starting at $49.00
Testo 0516 0220 TopSafe
Testo 0516 0220 TopSafe
TopSafe for 925 & 926.
$56.00 $50.40
Testo 0516 0222 TopSafe for 922
Testo 0516 0222 TopSafe for 922
TopSafe for 922.
$56.00 $50.40
Testo TopSafe Protective Case
Testo TopSafe Protective Case
Indestructible protection case protects from impact.
$56.00 $50.40
Testo Sensor metal protective cap
Testo Sensor metal protective cap
Sensor metal protective cap (slotted), Ø 12 mm, flow velocities of < 7 m/s.
$62.00 $55.80
Testo 0699 3393 Connection Cable
Testo 0699 3393 Connection Cable
Connection cable for alarm output, 5 meters.
$57.00
Testo Service Case
Testo Service Case
Protective case for the safe storage of Testo instruments.
$65.00 $58.50
Testo Wall / Duct Transmitter Holder
Testo Wall / Duct Transmitter Holder
Testo Wall / Duct Transmitter Holder.
$66.00 $59.40
Testo Stump NTC stub probe
Testo Stump NTC stub probe
$66.00 $59.40
Testo 0602 5793 Type K Cryogenic Probe Type K
Testo 0602 5793 Type K Cryogenic Probe Type K
Cryogenic probe Type K, 20" / 500mm bendable, tip Ø 1.5 mm (-200 to 40°C).
$69.00 $62.10
Testo Pressure Reading Adapter
Testo Pressure Reading Adapter
Adapter for pressure readings for Testo 320 / 330 combustion analyzers.
$74.00 $66.60
Testo 0516 1201 Hard Case
Testo 0516 1201 Hard Case
Protect your Testo instrument and probes.
$75.00 $67.50
Testo Temperature Probes
Testo Temperature Probes
Temperature probes for Testo Meters.
Starting at $67.50
Testo Sintered Cap
Testo Sintered Cap
Sintered cap 21mm diameter.
$76.00 $68.40
Testo Connection Hose
Testo Connection Hose
Connection hose, silicone-free, 5m.
$76.00 $68.40
Testo Clamp Temperature Probe
Testo Clamp Temperature Probe
Testo clamp temperature probe for Testo refrigeration system analyzers.
$77.00 $69.30
Testo Power Supply
Testo Power Supply
100-240 V AC / 6.3 V DC power supply - Power supply/recharger (North American cord).
$78.00 $70.20
Testo Silicone Hose
Testo Silicone Hose
16' silicone hose for pressure measurement.
$79.00 $71.10
Testo 0602 0293 Air / Immersion / Penetration Probe
Testo 0602 0293 Air / Immersion / Penetration Probe
Probe for wireless handle Type K, tip Ø 3.4 mm x 30 mm, probe Ø 5 mm x 100 mm, -58 to 662°F (-50 to +350°C).
$80.00 $72.00
Testo Stationary NTC probe
Testo Stationary NTC probe
$80.00 $72.00
Testo Replacement TC head
Testo Replacement TC head
Replacement TC head for Pipe Clamp Probe.
$85.00 $76.50
Testo Wireless Module
Testo Wireless Module
Wireless module for upgrading Testo meters to a wireless option.
$86.00 $77.40
Testo TopSafe Case
Testo TopSafe Case
TopSafe Case for 316-1 Analyzer.
$87.00 $78.30
Testo Industrial TC type K probe
Testo Industrial TC type K probe
Stainless steel sleeve, 6ft of cable, Measuring range: 58 to 400°F.
$87.00 $78.30
Testo Teflon Sintered Filter
Testo Teflon Sintered Filter
Testo Teflon Sintered Filter.
$89.00 $80.10
Testo 316-3 Replacement Sensor
Testo 316-3 Replacement Sensor
Replacement sensor for Testo 316-3 refrigerant leak detector.
$81.00
Testo Teflon Sintered Filter
Testo Teflon Sintered Filter
Teflon sintered filter (21mm) diam.
$94.00 $84.60
Testo 0628 0020 Velcro Pipe Wrap Probe
Testo 0628 0020 Velcro Pipe Wrap Probe
Type K thermocouple attaches to pipes up tp 120mm in diameter, measuring temperatures of -60 to 250°F.
$94.00 $84.60
Testo 0554 0592 16' Type K extension cable
Testo 0554 0592 16' Type K extension cable
16' Type K extension cable.
$100.00 $90.00
Testo Battery Charger
Testo Battery Charger
Desktop charging station for rechargeable battery.
$102.00 $91.80
Testo testoFix Probe Holder
Testo testoFix Probe Holder
Rеlіаblе аttасhmеnt оf thе рrоbе tо thе ореnіng оf thе tubе wіthоut lоѕіng thе fluе gаѕ.
$93.00
Testo RS232 Cable
Testo RS232 Cable
Connects Testo 545/645 light meter to PC for data transfer.
$104.00 $93.60
Testo Immersion / penetration temp NTC probe
Testo Immersion / penetration temp NTC probe
5ft (1.5m) cable,measuring Range: -31 to 176°F (-35 to +80°C).
$105.00 $94.50
Testo 0602 1993 Waterproof Surface Probe
Testo 0602 1993 Waterproof Surface Probe
Waterproof surface probe with flat tip Type K.
$105.00 $94.50
Testo 0516 1200 Case
Testo 0516 1200 Case
Compact carrying case.
$105.00 $94.50
Testo 0554 0991 90° Angle
Testo 0554 0991 90° Angle
Easily attaches to the 4 inch vane probes for ceiling measurements.
$100.00
Testo Wireless Probes
Testo Wireless Probes
Wireless probes for use with Testo meters.
Starting at $107.10
Testo Air Temperaure Probe
Testo Air Temperaure Probe
Testo air temperature probe for Testo 550/570 refrigeration system analyzer.
$125.00 $112.50
Testo Waterproof NTC Immersion / Penetration Probe
Testo Waterproof NTC Immersion / Penetration Probe
Measuring range: -58 to +302°F, accuracy 0.5% of reading.
$125.00 $112.50
Testo 0516 4401 Combo Case
Testo 0516 4401 Combo Case
Holds the Testo 440 meter & several probes.
$113.00
Testo 0554 2160 Handle Adapter
Testo 0554 2160 Handle Adapter
For connecting Testo 440 air flow probes.
$116.00
Testo 0602 2292 Waterproof Stainless Steel Probe
Testo 0602 2292 Waterproof Stainless Steel Probe
Waterproof stainless steel food probe, TC type K, tip Ø 4 mm x 125 mm length, -76 to 752°F / -60 to +400°C.
$129.00 $116.10
Testo Emissivity Adhesive Tape
Testo Emissivity Adhesive Tape
$130.00 $117.00
Testo PTFE (Teflon) sintered filter
Testo PTFE (Teflon) sintered filter
Ø 12 mm, not affected by condensation, water-repellent, resistant to corrosive substances.
$133.00 $119.70
Testo Surface Temperature Probe
Testo Surface Temperature Probe
Testo surface temperature probe for Testo 550/570 refrigeration system analyzer.
$140.00 $126.00
Testo Teflon Protection Cap
Testo Teflon Protection Cap
Testo Teflon Protection Cap.
$142.00 $127.80
Testo Waterproof Pt100 Immersion/penetration Probe
Testo Waterproof Pt100 Immersion/penetration Probe
Pt100 sensor for accurate measurements of -58 to 752°F temp range, ideal for laboratory applications.
$142.00 $127.80
Testo Pipe Wrap Temperature Probe
Testo Pipe Wrap Temperature Probe
Pipe wrap probe with Velcro for pipes up to 3" in diameter.
$145.00 $130.50
Testo System Case for 330
Testo System Case for 330
Standard system case for 330 analyzer.
$152.00 $136.80
Testo Lithium Ion Battery
Testo Lithium Ion Battery
$155.00 $139.50
Testo 0602 0593 Type K Immersion Probe
Testo 0602 0593 Type K Immersion Probe
Immersion probe, water tight, TC type K, tip 1.5mm x 300mm length, Temp range: -76 to 1832°F (-60 to 1000°C).
$159.00 $143.10
Testo Differential Temperature Probe Set
Testo Differential Temperature Probe Set
Differential temperature set consisting of 2 Velcro probes and temperature adapter.
$164.00 $147.60
Testo 0554 8852 Spare Battery
Testo 0554 8852 Spare Battery
Spare battery for the 885 and 890.
$167.00 $150.30
Testo 0628 1292 Penetration probe with metal protection tube
Testo 0628 1292 Penetration probe with metal protection tube
Penetration probe with metal protection tube.
$169.00 $152.10
Testo Combustion Air Temperature Probe
Testo Combustion Air Temperature Probe
Combustion air temperature probe, 2.4" immersion w/ 13' cable for Testo 330 combustion analyzers.
$178.00 $160.20
Testo Combustion Air Temperature Probe
Testo Combustion Air Temperature Probe
Combustion air temperature probe, 7.5"" immersion, 190mm shaft, 2.2 meter cable for Testo 330 combustion analyzers.
$178.00 $160.20
Testo Smoke Pump Test Kit
Testo Smoke Pump Test Kit
Standard Smoke Pump Test Kit (includes scale, filter paper and lubricant).
$179.00 $161.10
Testo 0628 0030 Needle Probe
Testo 0628 0030 Needle Probe
Type T thermocouple for monitoring cooking in an oven at temperatures of -56 to 482°F.
$180.00 $162.00
Testo EasyHeat Software CD
Testo EasyHeat Software CD
Set up, download, and analyze data with unique data streaming mode (interface cable not included).
$181.00 $162.90
Testo Penetration food probe
Testo Penetration food probe
$190.00 $171.00
Testo 0602 0693 Hi-Temp Surface Probe
Testo 0602 0693 Hi-Temp Surface Probe
Hi-temp surface probe with small flat head.
$190.00 $171.00
Testo Wireless Handle
Testo Wireless Handle
Wireless handle for plug-in probe heads.
$196.00 $176.40
Testo 0628 0026 Waterproof Needle Probe
Testo 0628 0026 Waterproof Needle Probe
Waterproof super-fast needle probe, highly accurate measurements without visible penetration hole, TC type K.
$200.00 $180.00
Testo Pitot Tube
Testo Pitot Tube
"L"-type pitot tube 13" SS 1112°F no T/C.
$205.00 $184.50
Testo Pitot Tube
Testo Pitot Tube
Pitot tubes for 510/511/512 digital manometers.
Starting at $184.50
Testo 400520 1901 NIST Temperature Certificate
Testo 400520 1901 NIST Temperature Certificate
NIST Temperature certificate with 3 standard points.
$185.00
Testo Pt100 Laboratory Probe
Testo Pt100 Laboratory Probe
Measuring range: -58 to 752°F.
$214.00 $192.60
Testo Pressure-tight Screw Connection
Testo Pressure-tight Screw Connection
Testo Pressure-tight Screw Connection.
Starting at $214.00 $192.60
Testo Dual Wall Probe
Testo Dual Wall Probe
Curved, dual wall probe for annular gap O2 supply.
$219.00 $197.10
Testo Pipe clamp probe
Testo Pipe clamp probe
Thermocouple type K for pipes 0.2" to 2.5", measuring range: -76 to 266°F (-60 to +130°C).
$225.00 $202.50
Testo Power Supply
Testo Power Supply
Wall-mountable 110-240 VAC box power supply.
$235.00 $211.50
Testo 0635 2045 19" Pitot Tube
Testo 0635 2045 19" Pitot Tube
$235.00 $211.50
Testo 0602 0993 Fast Action Surface Probe
Testo 0602 0993 Fast Action Surface Probe
90° fast action surface probe Type K.
$245.00 $220.50
Testo TC with Tube
Testo TC with Tube
TC with tube and plug NiCr-Ni.
$249.00 $224.10
Testo Pt100 Penetration Probe
Testo Pt100 Penetration Probe
Stainless steel food probe for -58 to 752°F temperature range.
$250.00 $225.00
Testo Compact Probes
Testo Compact Probes
7" or 12" Compact Probes, 1/4" diameter w/ 5' hose 932°F .
Starting at $243.00
Testo 0554 0960 Extendable Telescope
Testo 0554 0960 Extendable Telescope
Extends 14.8 to 39.4 inches, with 90° angle, for Testo 440 air flow probes.
$246.00
Testo Funnel Kit
Testo Funnel Kit
Flow funnel kit for low flow (>50 CFM) measurements.
$275.00 $247.50
Testo IR Printer
Testo IR Printer
IR Printer for the 310 Combustion Analyzer.
$276.00 $248.40
Testo Multi-Hole Probe
Testo Multi-Hole Probe
Modular multi-hole probe (for avg CO), tube only, no handle, 5/16" dia.
$284.00 $255.60
Testo Replacement Probe
Testo Replacement Probe
Replacement probe for Testo 205 pH/Temperature meter.
$290.00 $261.00
Testo 0628 9992 Cooking Surface Probe
Testo 0628 9992 Cooking Surface Probe
Surface probe for cooking surfaces, Type K.
$290.00 $261.00
Testo 10N magnetic probe
Testo 10N magnetic probe
Thermocouple type K (2.2 lbs. holding force), measuring range: -58 to 752°F (-50 to +400°C), 5.1ft of cable.
$295.00 $265.50
Testo Hose Extension
Testo Hose Extension
9' hose extension for Testo 320 / 330 combustion analyzers.
$296.00 $266.40
Testo Pipe Clamp Probe
Testo Pipe Clamp Probe
Clamp probe NTC for pipes from 1/4" to 2 1/2".
$300.00 $270.00
Testo DIN Rail Power Supply
Testo DIN Rail Power Supply
DIN rail mountable 90-240 VAC power supply.
$302.00 $271.80
Testo P2A Software Package
Testo P2A Software Package
Parameterizing, adjusting and analyzing software with USB cable and adaptor.
$272.00
Testo Measurement Chamber
Testo Measurement Chamber
Measuring Chamber for Testo Dew Point Transmitters .
$322.00 $289.80
Testo 0516 4900 Transport Case
Testo 0516 4900 Transport Case
Case for the Testo 440 meter for volume flow measurement.
$297.00
Testo Spare Flow Hoods
Testo Spare Flow Hoods
Spare flow hoods for the 420 Balometer.
Starting at $301.50
Testo Connection Plug
Testo Connection Plug
Connection plug with 2 alarm points for Testo 6740 Series Trace Humidity Sensor.
$339.00 $305.10
Testo Cooling Coil
Testo Cooling Coil
Cooling coil for Measuring Chamber .
$347.00 $312.30
Testo Flue Gas Probe
Testo Flue Gas Probe
Modular flue gas probe, 0.3" diameter, 12" long, 25" hose.
$355.00 $319.50
Testo 0554 8851 Rapid Charger Two Bay
Testo 0554 8851 Rapid Charger Two Bay
Rapid Charger Two Bay for the Testo 885 and the Testo 890.
$368.00 $331.20
Testo Fast Battery Charger
Testo Fast Battery Charger
Charging station for two rechargeable batteries.
$378.00 $340.20
Testo 0554 0990 Telescope Extension
Testo 0554 0990 Telescope Extension
Extends 0554 0960 telescope up to 6.5 feet, for all Testo 440 air velocity probes with an interchangeable handle.
$349.00
Testo Humidity / Temperature Immersion / Penetration Probe
Testo Humidity / Temperature Immersion / Penetration Probe
For equilibrium moisture or for measurements in exhaust ducts to +120°C,.
$396.00 $356.40
Testo 0572 6172 Humidity / Temperature Probe
Testo 0572 6172 Humidity / Temperature Probe
Measuring range: -4 to 158°F, 4 ft cable, 0-100 %RH, mini DIN plug.
$399.00 $359.10
Testo Modular Probes
Testo Modular Probes
7" or 12" Modular probe, 5/16" dia, w/ 7' hose, t max=932°F .
Starting at $372.60
Testo Infrared Printer
Testo Infrared Printer
Testo printer with wireless IRDA and infrared interface.
$419.00 $377.10
Testo 0390 0061 Replacement O2 Sensor
Testo 0390 0061 Replacement O2 Sensor
Spare O2-sensor for the testo 330-1 LL / -2 LL.
$438.00 $394.20
Testo 330 Gas Leak Detection Probe
Testo 330 Gas Leak Detection Probe
Gas leak detection probe for Testo 330 combustion analyzer.
$441.00 $396.90
Testo Bluetooth Infrared Printer
Testo Bluetooth Infrared Printer
Testo printer with Bluetooth and IrDA interfaces for printing measurement data and graphs.
$399.00
Testo EasyKool Software
Testo EasyKool Software
Configuration and analysis PC software for 556/560/570, includes USB data cable.
$445.00 $400.50
Testo 0393 0002 Replacement O2 Sensor
Testo 0393 0002 Replacement O2 Sensor
Replacement O2 Sensor.
$459.00 $413.10
Testo 0572 6174 Humidity / Temperature Probe
Testo 0572 6174 Humidity / Temperature Probe
Measuring range: 0 to 104°F, 7 ft cable, tip 4 mm x 125 mm, 0-100 %RH, mini DIN plug.
$465.00 $418.50
Testo Lens Protection Glass
Testo Lens Protection Glass
$472.00 $424.80
Testo RH Calibration Set
Testo RH Calibration Set
Perform quick checks or full calibrations for humidity probes.
$499.00 $449.10
Testo 0390 0118 Replacement CO Sensor
Testo 0390 0118 Replacement CO Sensor
Replacement CO Sensor.
$517.00 $465.30
Testo 0602 2394 Flat Head Surface Probe
Testo 0602 2394 Flat Head Surface Probe
Flat head surface probe Type K.
$523.00 $470.70
Testo 0554 7806 SuperResolution
Testo 0554 7806 SuperResolution
SuperResolution technology improves the image quality by one detector class.
$599.00 $539.10
Testo Temperature Probes
Testo Temperature Probes
Pt100 immersion / penetration probe or flexible immersion probe.
Starting at $603.00 $542.70
Testo 0554 4209 Tripod
Testo 0554 4209 Tripod
420 Tripod, extendable to 13' (4m).
$630.00 $567.00
Testo Globe Probe
Testo Globe Probe
Type K, class 1 probe measures the radiation temperature.
$705.00 $634.50
Testo 0390 0074 Replacement NO Sensor
Testo 0390 0074 Replacement NO Sensor
Replacement NO Sensor, 0 to 3,000 ppm.
$708.00 $637.20
Testo 0390 0094 Replacement Low Range NO Sensor
Testo 0390 0094 Replacement Low Range NO Sensor
Replacement Low Range NO Sensor, 0 to 300 ppm, 0.1 ppm resolution.
$721.00 $648.90
Testo Carbon Monoxide Probe
Testo Carbon Monoxide Probe
Carbon monoxide ambient probe for the Testo 400, Testo 650 and Testo 330 meters .
$745.00 $670.50
Testo Probe Shaft
Testo Probe Shaft
Replacement 13" probe shaft, 5/16" diameter, t max=1832 °F with probe stop.
$750.00 $675.00
Testo 0554 0289 Lens Protection Glass
Testo 0554 0289 Lens Protection Glass
Lens protection glass for the Testo 885 and 890 thermal imagers.
$762.00 $685.80
Testo 0393 0151 Replacement NO Sensor
Testo 0393 0151 Replacement NO Sensor
Replacement NO Sensor, 0 to 3,000 ppm.
$772.00 $694.80
Testo Precision Measurement Chamber
Testo Precision Measurement Chamber
Precision measurement chamber with adjustable flow.
$868.00 $781.20
Testo HUMIDITY-MOISTURE Probes
Testo HUMIDITY-MOISTURE Probes
High temperature/humidity, Flexible humidity probe and Water activity (aW) probe.
Starting at $1,499.00 $1,349.10