Apply to be a TradeMaster!
Filter menu expanded

Filters

162 items
Reset

SORT

Product Availability
–

Show In Stock Only (75)

Product Type
–

Air Flow Capture Hood (3)
Air Flow Measure (1)
Analyzer Kit (9)
Anemometer (11)
Balometer (2)
Battery (1)
Belt (1)
Cable (3)
Carrying Case (5)
Connection Hose (1)

Price Range
–

$5 to $10 (1)
$10 to $15 (1)
$15 to $20 (1)
$25 to $30 (2)
$30 to $35 (2)
$35 to $40 (1)
$40 to $45 (1)
$45 to $50 (4)
$50 to $60 (7)
$60 to $70 (2)

Testo

Help Face
Need a little help?
162 items
Grid
List
Compare
Product Image of Carrying Case for the 330i Combustion Analyzer
Carrying Case for the 330i Combustion Analyzer
SKU: 0516-3302
Testo
SKU: 0516-3302
Brand: Testo
$124.23 each
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Compare
Product Image of Wireless Attachable Plug-in Probe Head Handle
Wireless Attachable Plug-in Probe Head Handle
SKU: 0554-0191
Testo
SKU: 0554-0191
Brand: Testo
$207.80 each
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Compare
Product Image of Oil Pressure Probe
Oil Pressure Probe
SKU: 0638-1742
Testo
SKU: 0638-1742
Brand: Testo
$413.10 each
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Compare
Product Image of 512-2 - Digital Differential Pressure Measuring Instrument w/ App Connection, 0-2000 hPa
$624.35 each
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Compare
Product Image of 0.6" to 1" Pipe Clamp Probe (-58.0° to 212.0°F)
$110.04 each
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Compare
Product Image of Smart Probe Case - Heating
Smart Probe Case - Heating
SKU: 0516-0270
Testo
SKU: 0516-0270
Brand: Testo
$53.11 each
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Compare
Product Image of T/C Type K Probe Head for Surface Measurement (-58.0 to 662.0°F)
$120.69 each
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Compare
Product Image of Digital Voltage, Continuity and Phase Sequence Tester
$87.83 each
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Compare
Product Image of 2-Channel Digital Thermometer with Type K Connections (2 Velcro Probes)
$202.12 each
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Compare
Product Image of 416, Small Vane Anemometer with Soft Carrying Case (0.6 to 40 m/s)
$704.54 each
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Compare
Product Image of 3-Channel RTD/Thermocouple Thermometer with Memory
3-Channel RTD/Thermocouple Thermometer with Memory
SKU: 0563-7352
Testo
SKU: 0563-7352
Brand: Testo
$854.13 each
In Stock
Get 1 by Fri, Oct 9
In Stock
Get 1 by Fri, Oct 9
Compare
Product Image of 905-T2, Digital Surface Thermometer with Sprung Thermocouple (-58° to 662°F)
$183.86 each
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Compare
Product Image of Differential Pressure Meter 0 to 2000 hPa
Differential Pressure Meter 0 to 2000 hPa
SKU: 0563-2515
Testo
SKU: 0563-2515
Brand: Testo
$502.89 each
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Compare
Product Image of EasyKool Software with Data Management for Series 556, 560 & 570
$427.68 each
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Compare
Product Image of 330i, LX - Combustion Analyzer Kit w/ Bluetooth
330i, LX - Combustion Analyzer Kit w/ Bluetooth
SKU: 0563-3000-72
Testo
SKU: 0563-3000-72
Brand: Testo
$2,014.50 each
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Compare
Product Image of Digital Multimeter with Auto-Test, Capacitance, TRMS, Low Pass Filter & 1000V
$348.47 each
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Compare
Product Image of Thermo Hygrometer with Battery, LED Alarm and Calibration Protocol
$195.25 each
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Compare
Product Image of 625 - Digital Thermohygrometer w/ App Connection
$306.26 each
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Compare
Product Image of 51x Refrigeration Sensor for 514 & 515 Ex Models
$215.00 each
Out of Stock
Get it by Tue, Oct 20 - Tue, Oct 27
Out of Stock
Get it by Tue, Oct 20 - Tue, Oct 27
Compare
Product Image of Air Temperature Data Logger Probe with 2 Channels & Inputs (-76.0° to 752.0°F)
$86.52 each
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Compare
Product Image of Efficient Robust NTC Air Probe (-58.0° to 257.0°F)
$108.36 each
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Compare
Product Image of Rotating Vane Anemometer
Rotating Vane Anemometer
SKU: 0560-4170
Testo
SKU: 0560-4170
Brand: Testo
$532.61 each
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Compare
Product Image of 12" x 48" Air Flow Capture Hood for testo 420
12" x 48" Air Flow Capture Hood for testo 420
SKU: 0554-4201
Testo
SKU: 0554-4201
Brand: Testo
$374.59 each
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Compare
Product Image of 417 - Digital 100mm Vane Anemometer w/ App Connection
$440.21 each
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Compare
Product Image of Digital Voltage Tester with GFCI Test
Digital Voltage Tester with GFCI Test
SKU: 0590-7502
Testo
SKU: 0590-7502
Brand: Testo
$128.59 each
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Compare
Product Image of 110 - Digital NTC and Pt100 Temperature Measuring Instrument w/ App Connection
$166.81 each
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Compare
Product Image of 550i Kit, Digital App Operated Manifold w/ 2 Wireless Temp. Clamp Probes (-58-Degree (F) to 302-Degree (F))
$520.45 each
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Compare
Product Image of 515 Ex Combination Leak Detector, Gas
515 Ex Combination Leak Detector, Gas
SKU: 0563-1515-01
Testo
SKU: 0563-1515-01
Brand: Testo
$695.00 each
Out of Stock
Get it by Tue, Oct 20 - Tue, Oct 27
Out of Stock
Get it by Tue, Oct 20 - Tue, Oct 27
Compare
Product Image of 606-1, Precise Moisture Meter (0 to 100 %RH)
606-1, Precise Moisture Meter (0 to 100 %RH)
SKU: 0560-6060
Testo
SKU: 0560-6060
Brand: Testo
$161.51 each
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Compare
Product Image of Efficient Rugged PT100 Air Probe (-58.0° to 752.0°F)
$149.08 each
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Compare
Product Image of 515 Ex Multi-purpose leak detector, Refrigeration
515 Ex Multi-purpose leak detector, Refrigeration
SKU: 0563-2515-01
Testo
SKU: 0563-2515-01
Brand: Testo
$755.00 each
Out of Stock
Get it by Tue, Oct 20 - Tue, Oct 27
Out of Stock
Get it by Tue, Oct 20 - Tue, Oct 27
Compare
Product Image of Current Probe with Switchable Measuring Range
Current Probe with Switchable Measuring Range
SKU: 0554-5607
Testo
SKU: 0554-5607
Brand: Testo
$294.46 each
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Compare
Product Image of Thermohygrometer with Battery and Calibration Protocol
$487.20 each
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Compare
Product Image of Current/Voltage Meter with 200 A AC, 1000 V AC/DC, Continuity & Phase Rotation Tester
$282.34 each
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Compare
Product Image of Clamp Meter Adapter (for non-contact current measurement)
$163.06 each
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Compare
Product Image of 417 Kit 2 - Digital 100mm Vane Anemometer w/ Measurement Funnels & Flow Straightener
$648.69 each
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Compare
Product Image of MiniDIN Connection Cable for Series 552 & 570
MiniDIN Connection Cable for Series 552 & 570
SKU: 0554-5520
Testo
SKU: 0554-5520
Brand: Testo
$43.39 each
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Compare
Product Image of 0.2" to 2.5" Pipe Clamp Probe with Replaceable Measuring Head (-76.0° to 266.0°F)
$194.88 each
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Compare
Product Image of Waterproof NTC Flat Surface Probe (-58.0° to 302°F)
$121.80 each
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Compare
Product Image of 425 - Digital Hot Wire Anemometer w/ App Connection
$569.28 each
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Compare
Product Image of 330i, LX - Advanced Flue Gas Combustion Analyzer Kit w/ Bluetooth
$2,282.25 each
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Compare
Product Image of Thermo Hygrometer with Battery
Thermo Hygrometer with Battery
SKU: 0560-6081
Testo
SKU: 0560-6081
Brand: Testo
$136.66 each
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Compare
Product Image of Digital Voltage Tester with GFCI Test
Digital Voltage Tester with GFCI Test
SKU: 0590-7503
Testo
SKU: 0590-7503
Brand: Testo
$169.59 each
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Compare
Product Image of Rechargeable Li-Ion Battery
Rechargeable Li-Ion Battery
SKU: 0515-5100
Testo
SKU: 0515-5100
Brand: Testo
$110.04 each
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Compare
Product Image of 14" x 14" Air Flow Capture Hood for testo 420
14" x 14" Air Flow Capture Hood for testo 420
SKU: 0554-4200
Testo
SKU: 0554-4200
Brand: Testo
$340.76 each
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Compare
Product Image of 416 - Digital 16mm Vane Anemometer w/ App Connection
$596.19 each
In Stock
Get 2 by Wed, Oct 7
In Stock
Get 2 by Wed, Oct 7
Compare
Product Image of Velcro Pipe Wrap Probe with 10 Ft. Cable for Series 523, 556 & 560 (-148° to 752.0°F)
$187.32 each
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Compare
Product Image of 925 - Digital Temperature Measuring Instrument for TC Type K w/ App Connection
925 - Digital Temperature Measuring Instrument for TC Type K w/ App Connection
SKU: 0563-0925
Testo
SKU: 0563-0925
Brand: Testo
$154.46 each
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Resources
FAQs, Manuals & Videos
Videos
Articles
More About Testo
Testo is a world leader in the design, development and manufacture of portable test and measurement instrumentation. Backed by over 50 years of measuring engineering experience their mission is to provide the best quality, service and value in the industry. Testo is recognized as the leading worldwide manufacturer of portable combustion efficiency analyzers and air emission analyzers. Testo has also 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.