Detech 401A Electron Multiplier Back Catalog number: 401A Availability: In the manufacturer's stock Price on request - + Recommended 05971-20134 Draw out plate 146,94 € 110,21 € G2571-80103 Electron multiplier horn, high gain 2 945,82 € 2 209,36 € G3870-20530 Extraction Lens Insulator 654,30 € 490,72 €