Dry Pfeiffer Helium Leak Detectors Return to resultsLEVEL OF VACUUMULTRA HIGH VACUUM Greater than 10-4 TorrDRY PFEIFFER HELIUM LEAK DETECTORS Sort By Position Product Name Price Manufacturer Type Level of Vacuum CFM / L/M (Displacement) Helium Leak Detector Adixen ASM 390 Mobile, High Performance. Rapid Pump Down. Semi S2 Compliant. Turbo Pump. Two Year Warranty CSGB01G2MM9A Call For Pricing Helium Leak Detector Adixen ASM392 Mobile, High Performance. Rapid Pump Down. Semi S2 Compliant. Two Turbo Pumps. ESGB02G2MM9A Call For Pricing