Testo 316-3 Refrigerant Leak Detector – (0563 3163)


The Testo 316-3 is able to detect the smallest refrigerant leaks with a sensitivity of 4 g/a. Conforming with the F-gas regulations.Testo 316a

For CFC, HCFC, HFC. Includes sensor tip, transport case, calibration protocol, batteries, filter and instruction manual.

The new Testo 316-3 refrigerant leak detector delivers optimal sensitivity to all CFC, HCFC, and HFC refrigerants, detecting leaks as small as 4g/a. By design the 316-3 is resistant to contaminants such as rust, dirt and oil. Productivity features allow users to decrease sensitivity to pinpoint leak sources compensating for refrigerant buildup or pooling allowing the service technician to quickly locate even the smallest leaks.



  • Electrochemical Heated diode sensor technology
  • Simple one-button operation
  • Progressive LEDs that illuminate to indicate leak size
  • Audible alarm
  • High-/low-sensitivity adjustment
  • Automatic background adjustment
  • Tough Flexible probe
  • Foam filter for sensor protection
  • Detectable Refrigerants R 22, R134a, R-404A, R-410A, R-507, R438A and all CFC, HFC and PFC refrigerants


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