Inficon TEK-Mate Refrigerant Leak Detector

SKU: INF-705-202-CN41
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Tek-Mate is sensitive to R134a at 2 grams/year and R410A at 5 grams/yr, making it easy to detect a leak of any size.



Find Refrigerant Leaks Fast.

Affordable price, simple operation, and reliable performance make TEK-Mate the refrigerant leak detector of choice for technicians. See for yourself why TEK-Mate is the #1 selling refrigerant leak detector in the HVAC/R market.

Offering hand-held convenience, the Tek-Mate leak detector boasts proven heated diode sensor technology. The Tek-Mate incorporates an electrochemical sensor consisting of a ceramic substrate, doped with a reactive element, and maintained at high temperature by a built-in heating element.

TEK-Mate is the perfect leak detector for the light-to-medium refrigeration technician who demands reliable leak detection at an affordable-friendly price.


  • Designed for light-duty air conditioning & commercial refrigeration
  • Sensitivity of 2 g/year R134 (0.10 oz./year ) and 5 grams/yr with R410a  (0.25 oz./year )
  • Detects R22, R134a, R404a, R410a, R448a, R507 (AZ-50), R32, HFO1234yf, and all other CFCs, HCFCs, HFCs, and HFOs
  • No false alarms from soap solutions (no exaggerated chlorine response)
  • Automatic Contamination Adjustment
  • Runs on 2 “D” cell batteries
  • Heated diode sensor technology.


1 x Tek Mate, 1 x Hard plastic carry case, 2 x Duracell D size alkaline batteries and 12-Month warranty.


  • Sensor Technology: Heated diode
  • Sensor Life: 100 hours
  • Sensitivity: 2 g/yr (EN 14624)
  • Sensor Replacement Indicator: Yes
  • Leak Indicators: 1  LED; audible alarm
  • Battery Life: 16 hours (approximately)
  • Suitable for Flammable Refrigerants: Yes
  • Probe Type: Chrome-plated flexible metal
  • Probe length: 43cm
  • Power requirements: 2 x ‘D’ alkaline batteries (Duracell)
  • Controls: Power (On/Off) Sensitivity (High/Low)
  • Working Temperature Range: -27°C to +50°C (-16 to 122 °F)
  • Storage Temperature Range: -27 to + 60 °C (-16 to 140 °F)
  • Dimensions (of case): 38 cm x 9 cm x 30 cm
  • Unit Weight: 0.539  Kg (with battery)
  • Certifications: CE, SAEJ1627, EN14624:2012, A2L certified
  • Country of Origin: USA by INFICON
  • Warranty: 2-Year Warranty.


Replacement Parts

Inficon 703-020-G1 Replacement Sensor for TEK-Mate

INF-705-600-G1 Replacement filter tips  (Pack of 20)


TEK-Mate Refrigerant Leak Detector English Manual

TEK-Mate Refrigerant Leak Detector Flyer

TEK-Mate Refrigerant Leak Detector Quick Start Guide