| INFICON 721-202-G1 Refrigerant Leak Detector,120V Refrigerant Leak Detector, Refrigerant, 4 Sensitivity Level, 0.04 oz/yr R-134a, For Use With All CFC, HFCF, HFC, HFO Refrigerants, R22, R32, R134a, R404a, R407c, R410a, R422b, R448a, R449a, R452a, R452b, R507 (AZ50), R1234yf, Ammonia, SF6, and More,... ... more INFICON 721-202-G1 Refrigerant Leak Detector,120V Refrigerant Leak Detector, Refrigerant, 4 Sensitivity Level, 0.04 oz/yr R-134a, For Use With All CFC, HFCF, HFC, HFO Refrigerants, R22, R32, R134a, R404a, R407c, R410a, R422b, R448a, R449a, R452a, R452b, R507 (AZ50), R1234yf, Ammonia, SF6, and More,... | | $533.99 go to store |