Detech 401A Electron Multiplier Back Catalog number: 401A Availability: In the manufacturer's stock Price on request - + Recommended G3170-80103 Triple axis electron multiplier, 5975 2 808,22 € 610-PO10-01 50:1 to 1,000:1 Split Ratio, Post-Colum Flow split Price on request 342015 Triode Mini Ion Gauge Tube with 90° Elbow Price on request