REPLACEMENT GAUGES REPLACEMENT GAUGES Mastercool offers one of the most extensive lines of high quality replacement gauges. Our wide variety of gauges are available in different sizes and styles. All of our gauges are designed with the ANTI-FLUTTER feature that reduces needle fluctuation and increases reading accuracy. High pressure p/n Low pressure p/n Gauge Diameter Units Refrigerant Scales 93500 93350 2 1/2” PSI/˚F R12 R22 R502 85500 85350 2 1/2” PSI/˚F R134a R12 85500-AYF 85350-AYF 2 1/2” PSI/˚F R1234yf R134a 86500 86350 3 1/8” PSI/˚Kpa/F R134a 87500 87350 3 1/8” Bar/PSI ˚F/˚C R1234yf 11
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