The Mastercool 691234YF-MINI MINI ID Refrigerant Identifier helps users verify the presence and quality of R-1234yf refrigerant in vehicle air conditioning systems. By verifying the quality of R-1234yf refrigerant, users can avoid potential damage to the A/C service equipment and business from refrigerant contamination.

The 691234YF-MINI delivers fast and accurate refrigerant analysis in a self-contained, compact, and portable package. The unit is rugged, easy to use, and automatically provides step-by-step indication of the gas sampling process.

With this tool, users can keep equipment safe from potentially damaging expensive R-1234yf service and recovery equipment during extraction of contaminated vehicle refrigerant. Contamination of illegal blends, propane, or butane from customer's vehicles can be prevented within the refrigerant supply. High levels of air contamination can be detected as well.