Inficon D-TEK 3 Refrigerant Leak Detector

A2L Compatible?:
  • Inficon D-TEK 3 Refrigerant Leak Detector
  • Inficon D-TEK 3 Refrigerant Leak Detector
MSRP: $680.00
Price: $529.99
— You save $150.01


Inficon D-TEK 3 Refrigerant Leak Detector

Stop Leaking Profits

D-TEK 3 builds on the proven performance of D-TEK leak detectors with added features to help you get your job done faster. An easy-to-change sensor, quick charge lithium ion battery, and a new ergonomic design make D-TEK 3 a versatile tool for everyday RAC maintenance and repair. Plus, a new optional CO2 sensor gives you two instruments in one. Upgrade your toolbox with this accurate and reliable leak detector.


  • All new, redesigned infrared sensor
    • Longest sensor life in the industry
    • Easy field replacement
  • New lithium ion battery
    • Long life (~9 hours)
    • Quick charge capability
    • Easy field replacement
  • Designed for ergonomic comfort


  • Low, Medium, High, and Super sensitivity settings
  • Automatic and manual zero modes
  • Rugged carrying case included
  • Detects all CFCs, HCFCs, HFCs, HFOs, and blends (including A2Ls)
  • Detects CO2 with optional CO2 sensor
  • Optional extra-long probe for hard-to-reach areas
  • Two year replacement warranty


  • Industrial AC/Refrigeration
  • Residential AC/Refrigeration


Compatible refrigerants R22, R32, R134a, R404a, R407c, R410a, R422b, R448a, R449a, R452a, R452b, R507
(AZ50), R1234yf, CO2 (requires CO2 sensor), ammonia, SF6, and more
Minimum sensitivity 0.03 oz./yr. (1 g/yr.)
Power source Lithium ion battery (rechargeable) Micro USB (can operate while charging)
Sensitivity for R744 (CO2) 0.07 oz./yr. (2 g/yr.) Requires Optional CO2 Sensor
Battery life ~10 hours
Weight 0.97 lb. (440g)
Probe length ~17 in. (43 cm)
Warranty Two-year over-the-counter


  • (1) D-TEK 3
  • (1) Infrared sensor
  • (1) Lithium ion battery
  • (1) Spare filters
  • (1) AC wall charger
  • (1) Carrying case


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