Our new and improved LSP-01N Sniffer Probe features an all new, capillary tube sniffer tip for more accurate flow. The LSP-01N is an ideal accessory designed designed for use with Inficon helium mass spectrometer leak detectors. The quick connect easily attaches to the sniffer port of any Inficon leak detector. Connect LACO’s helium sniffer probe and your leak detector is ready for sniffer mode. Packaged in a durable storage and carrying case.Compatible with all Inficon Modul 1000, LDS3000, UL1000 Fab, and UL5000 brand leak detectors and Pfeiffer ASM 340.