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Test Meters

We offer a complete line of test meters that can perform a wide range of tasks and functions. These tools test electrical connections, temperature, pressure, combustible gases and count particles.

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Digital Thermometer, Thermal Engineering D4101

Trade Price: $336.99

FC Price: $303.28

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Model D4101 combines the best features of the other Thermal electronic thermometers and improves on them. This instrument measures up to four separate temperatures simultaneously and will measure temperature differential directly. Learn More

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Instruction Manual

Thermocouple Probe, Low Range, Flexible PVC, 15ft, Thermal Engineering D4109

Trade Price: $40.99

FC Price: $37.31

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Flexible PVC Covered Thermocouple Probe for D4102 Learn More

Fiberglass Probe, Braided, 15ft, Thermal Engineering D4111

Trade Price: $40.99

FC Price: $37.31

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General Purpose Thermocouple Probe for D4102 Learn More

25ft Extenstion for Thermocouple Probes, Thermal Engineering D4113

Trade Price: $57.99

FC Price: $52.42

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25ft. Thermocouple Extension Probe for D4102 Learn More

Fiberglass Probe, Braided w/ Steel Protection Tube, 15ft, Thermal Engineering D4115

Trade Price: $81.99

FC Price: $73.47

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D4111 Probe with 10-inch Stainless Steel Protection for D4102 Learn More

Velcro Flexible Probe Clamp (two 6in strips), Thermal Engineering 14116

Trade Price: $4.99

FC Price: $4.58

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Velcro Flexible Probe Clamp contains -2 6-inch Learn More

Digital Multimeter, TPI 133

Trade Price: $54.95

FC Price: $48.91

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Clamp-On Tester with Digital Multimeter, TPI 270

Trade Price: $129.95

FC Price: $115.66

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Digital Vacuum Gauge, TPI 605

Trade Price: $119.95

FC Price: $106.76

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Digital Manometer, Single Input, TPI 608

Trade Price: $109.95

FC Price: $97.86

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Digital Manometer, Single Input, TPI 608
Single input with +/-60” H2O range.
Four units of measure (inH2O, mbar, KPa, PSI)
Display - 4 digit with backlight.
Auto Off - Conserve battery power.
Built in hanging hook and back magnets Learn More

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Data Sheet

Instruction Manual

Digital Manometer, Dual Input, TPI 621

Trade Price: $199.95

FC Price: $177.96

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Dual Input Digital Manometer Learn More

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Data Sheet

Instruction Manual

Dual Input Differential Manometer Kit, TPI 621C3

Trade Price: $259.95

FC Price: $231.36

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Handheld Particle Counter, TPI 1020

Trade Price: $1,595.00

FC Price: $1,419.55

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* Fast Sampling
* Simple Operation
* Battery or AC Powered
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Data Sheet

Instruction Manual

AC Safety Volt Check 24-90 Volts AC with visual alert only, TPI 40

Trade Price: $22.95

FC Price: $20.43

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* Visual alert only
* 24-90 Volts AC Learn More

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Data Sheet

Instruction Manual

Combustion Efficiency Analyzer with flue probe only, TPI 708

Trade Price: $499.95

FC Price: $444.96

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708: Combustion Efficiency Analyzer
* Measure CO, and temperature
*Calculate CO2, efficiency, excess air, and CO air free
Learn More

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Data Sheet

Instruction Manual

Combustion Analyzer w/pump, soft case, stack probe, O2, CO, Temp,pressure, TPI 712

Trade Price: $849.95

FC Price: $756.46

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Combustion Analyzer w/pump, soft case, stack probe, O2, CO, Temp,pressure, TPI 712 Learn More

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Data Sheet

Instruction Manual

Combustion Analyzer w/pump, soft case, stack probe, O2, CO, NO, Temp,pressure, TPI 714

Trade Price: $1,795.00

FC Price: $1,597.55

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Combustion Analyzer w/pump, soft case, stack probe, O2, CO, NO, Temp,pressure, TPI 714 Learn More

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Data Sheet

Instruction Manual

Combustion Analyzer w/pump, soft case, stack probe, O2, HCO,HNO, Temp,pressure, TPI 715

Trade Price: $1,995.00

FC Price: $1,775.55

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Combustion Analyzer w/pump, soft case, stack probe, O2, HCO,HNO, Temp,pressure, TPI 715 Learn More

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Data Sheet

Instruction Manual

Combustible Plus, TPI 735

Trade Price: $1,145.00

FC Price: $1,019.05

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Combustible Plus, TPI 735 Learn More

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Data Sheet

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Combustible Plus, TPI 739

Trade Price: $1,995.00

FC Price: $1,775.55

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Dual Channel Particle Counter, TPI 1025

Trade Price: $2,695.00

FC Price: $2,398.55

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Handheld Particle Mass and Two Channel Particle Counter, TPI 1030

Trade Price: $3,245.00

FC Price: $2,888.05

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Calibratable water resistant digital pocket thermometer, TPI 312C

Trade Price: $15.95

FC Price: $14.20

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Calibratable water resistant digital pocket thermometer, TPI 312C Learn More

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Data Sheet

Instruction Manual

709 Combustion Analyzer and A740, TPI 709A740

Trade Price: $674.95

FC Price: $600.71

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709 Combustion Analyzer and A740, TPI 709A740 Learn More

709 Combustion Analyzer Package with IR Printer and Sulfur Filter, TPI 709A740C1

Trade Price: $699.95

FC Price: $622.96

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***Order now and receive a complimentary calibration certificate, a $100.00 value!***

The TPI 709 Combustion Analyzer offers a quick and simple setup that enables you to get to work fast while achieving superior results. Fast purge and the ability to perform fuel selection during startup enable tests to be performed quickly without requiring extra set-up time after initial start up. The TPI 709 combustion analyzer also uses the last selected fuel as the default setting. This feature prevents the need to perform fuel selection every time the analyzer is turned on. Learn More

709 Combustion Analyzer with A740, A773, A790, and A788 Smoke Pump Test, TPI 709A740OIL

Trade Price: $799.95

FC Price: $711.96

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709 Combustion Analyzer with A740, A773, A790, and A788 Smoke Pump Test, TPI 709A740OIL Learn More

709 Combustion Analyzer with A773, A790, and A788 Smoke Pump Test, TPI 709OIL

Trade Price: $689.95

FC Price: $614.06

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709 Combustion Analyzer with A773, A790, and A788 Smoke Pump Test, TPI 709OIL Learn More

709 Combustion Analyzer w/ rechargeable Ni-MH batteries, TPI 709R

Trade Price: $649.95

FC Price: $578.46

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709 Combustion Analyzer w/ rechargeable Ni-MH batteries, TPI 709R Learn More

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Data Sheet

Instruction Manual

712 Combustion Analyzer and A740, TPI 712A740

Trade Price: $949.95

FC Price: $845.46

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712 Combustion Analyzer and A740, TPI 712A740 Learn More

712 Combustion Analyzer, A740, and A773 , TPI 712A740C1

Trade Price: $995.00

FC Price: $885.55

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712 Combustion Analyzer, A740, and A773 , TPI 712A740C1 Learn More

712 Combustion Analyzer, A740, A773 , A788, and A790 , TPI 712A740OIL

Trade Price: $995.95

FC Price: $886.40

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712 Combustion Analyzer, A740, A773 , A788, and A790 , TPI 712A740OIL Learn More

712 Combustion Analyzer and 270, TPI 712C5

Trade Price: $849.95

FC Price: $756.46

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712 Combustion Analyzer and 270, TPI 712C5 Learn More

712 Combustion Analyzer, 270 Clamp Meter and A740, TPI 712C7

Trade Price: $999.95

FC Price: $889.96

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712 Combustion Analyzer, 270 Clamp Meter and A740, TPI 712C7 Learn More

714 Combustion Analyzer, A740, A770-20, and A917, TPI 714C3

Trade Price: $2,249.00

FC Price: $2,001.61

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714 Combustion Analyzer, A740, A770-20, and A917, TPI 714C3 Learn More

High CO and NOX analyzer kit, includes 715 and A784 flow regulator, TPI 715K3

Trade Price: $2,395.00

FC Price: $2,131.55

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High CO and NOX analyzer kit, includes 715 and A784 flow regulator, TPI 715K3 Learn More

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Instruction Manual

Non-contact Laser Infrared IR Thermometer, GemTech GTINF

Trade Price: $49.99

FC Price: $32.95

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Affordable Infrared (IR) Thermometer with 10:1 distance to spot ratio and wide temperature range. Learn More

Compact Digital Multimeter w/boot, test leads, TPI 120

Trade Price: $32.95

FC Price: $29.33

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DMM with boot and test leads. Learn More

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Data Sheet

Instruction Manual

Digital Pocket Thermometer, Calibratable Low Cost, TPI 306C

Trade Price: $12.95

FC Price: $11.53

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Digital Pocket Thermometer, Calibratable Low Cost, TPI 306C Learn More

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Data Sheet

Instruction Manual

Handheld Laser Particle Counter, Airy Technology P311

Trade Price: $1,795.00

FC Price: $1,700.00

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Airy Technology's P311 is a handheld laser particle counter that is accurate, dependable, user friendly, compact and light weight. The P311 has a large color display that shows cumulative and differential particle counts of 3 particle sizes simultaneously. Data can be transferred to a PC via USB cable. Learn More

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Data Sheet

Instruction Manual

Super Clamp Superheat Subcool Pressure Temperature Meter, GemTech GT-SC8000

Trade Price: $99.95

FC Price: $79.95

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Intelligent temperature and pressure clamp for quick and easy superheat and subcool calculations. Easily clamps on to 3/8 inch diameter to 1-1/8 inch diameter copper pipe tubing.

This tool is effectively three tools in one:
  1. 1. Temperature sensing pipe clamp
  2. 2. Temperature and Relative Pressure pipe clamp
  3. 3. Pressure-Temperature PT chart tool
Learn More

GemTech GT225 True RMS Digital Clamp On Meter

Trade Price: $109.95

FC Price: $99.50

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Highlights
• 6000 counts LCD display w/ backlight
• True RMS for ACV and ACA
• Double molded plastic housing
• Temperature capacitance
• Auto power off & data hold
Learn More
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