The 5UN/Yb-P Ytterbium Hollow Cathode Lamp has a UV glass envelope and neon gas fill, with a dedicated electrical connector for Perkin Elmer instruments. The 5UN/Yb-P hollow cathode lamp has a maximum operating current of 30mA and a primary wavelength of 398.8nm. This lamp is data coded for PerkinElmer instruments with 12 pin connector. Lamps are guaranteed for 24 months and to emit spectra for 5000 milliampere hours usage, whichever occurs first.