TEK-Check™ R134a Reference Leak

Check your leak detector with a trusted leak source

TEK-Check is a compact reference leak source that leaks R134a refrigerant at a rate of 5 to 9 g/year (0.18 to 0.32 oz./year), depending on environmental conditions.  It is an easy and dependable way to verify your leak detector is working properly.


  • Leak rate of 5 to 9 g/year (0.18 to 0.32 oz./year) of R134a (depending on environmental conditions)
  • Compact size easily fits in D-TEK or TEK-Mate carrying case
  • Easy-to-use
  • No batteries required


  • Made in Germany

Typical Applications

  • Regular service check of refrigerant leak detectors (all types)


Type TEK-Check
Dimensions 9.5 x 3 x 3
Weight 80
0 WARNING: This product can expose you to chemicals including butadiene, which is known to the State of California to cause cancer and reproductive harm. For more information, go to www.p65warnings.ca.gov.

Part Number

Part Number Description
703-080-G10 TEK-Check R134a Reference Leak
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