The Agilent AX-65 oil diffusion pump is the smallest diffusion pump available in the market and the only pump that is air-cooled. Its vertical finned boiler and high power provide stable pumping and high helium pumping speed. This pump can be ordered with a cold cap or a dense baffle. The pump includes a fluid-level sight glass that indicates the fluid level at all times.This pump is a perfect fit for instrumentation applications such as Gas Chromatography Mass Spectrometry (GCMS) and centrifuges.