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Inficon TEK Mate 705-202-G1 Refrigerant Leak Detector

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Inficon TEK Mate 705-202-G1 is the ideal refrigerant leak detector for the light-to-medium duty user who demands reliable leak detection at a budget-friendly price. Features such as INFICON’s proven heated diode technology, variable intensity audible and visual alarms, and automatic compensation for changing background refrigerant concentrations make the Inficon leak detector the best bargain and easy-to-use refrigerant leak detector. Affordable prices, simple operations, and reliable performance make TEK-Mate the refrigerant leak detector of choice for thousands of residential or automotive A/C technicians.

The Inficon TEK Mate is proudly made in the USA and certified to comply with the European leak detector Standard EN 14624:2012 as well as the SAE Standard J1627 for safety.

The TEK Mate comes packed with features. To start, it comes with a heated diode sensor. It detects R22, R134a, R404a, R410a, R448a, R507 (AZ-50), R32, HFO1234yf, and all other CFCs, HCFCs, HFCs, and HFOs. It also runs on 2 “D” cell batteries. Furthermore, there is no need for adjustments since the automatic background compensation feature continuously monitors and compensates for changing background “noise. Moreover, it has a two-year replacement warranty. Also, the yearly sensitivity is 0.25 oz/yr of CFCs, HCFCs, HFCs, and HFOs. Featured also is a sensitivity level of 2.


  • (1) Inficon TEK-Mate 705-202-G1 leak detector
  • (1) Heated diode sensor
  • (2) D-size alkaline batteries
  • (1) Spare filters
  • (1) Rugged Carrying case


  • Inficon TEK Mate 705-202-G1 Refrigerant Leak Detector
  • Detects all CFCs, HCFCs, HFCs, and HFOs
  • Automatic background adjustment (“zeroing”)
  • Proven heated diode sensor for reliable leak checking
  • No false alarms from soap solutions
  • High/low sensitivity selector and power in one switch
  • Rugged rubber-coated flexible probe
  • Made in the USA


Inficon TEK Mate 705-202-G1 Refrigerant Leak Detector
Compatible refrigerants : R22, R32, R134a, R404a, R407c, R410a, R422b, R448a, R449a, R452a, R452b, R507 (AZ50), R1234yf and more
Controls : One multi-function button for power and high/low sensitivity selection
Minimum sensitivity : 0.25 oz./yr. (7 g/yr.)
Sensitivity per EN14624 : 2 g/yr.
Power source : Two D-size alkaline batteries
Battery life : 16 hours
Weight with batteries : 1.54 lb. (700 g)
Certifications : CE, SAEJ1627, EN14624:2012, A2L certified
Probe length : 15 in. (38 cm) or [43 cm (17 in.) long
Warranty : Two-year replacement


Customer Reviews

Based on 3 reviews
Gary Guzelian
Leak detector.

A very decent unit, except that the one I received, both power batteries were dead.
Other than that, it does what it is advertised to do.

Great product and value

Works perfectly. Easily finds those hard-to-find small leaks.

Jacqueline Gonzalez
Versatile, compact, easy to use

This is a good buy. It has versatile functions, it's compact and very easy to use. I highly recommend it for all HVAc techs.