Vacuum Switches

Series	Description
PS81 Series larger image	For low vacuum applications, the longevity of our PS81 Series is hard to beat. A life expectancy of 1 million cycles means long-term reliability. Their brass housing and choice of four diaphragm materials ensures chemical compatibility with your system. PS81 Series switches have a field adjustable set point or can be factory set. THIS MODEL FORMERLY NAMED PDVA/PDVF.
PS82 Series larger image	These miniature vacuum switches, based on our proven PS71 series, are designed for demanding applications where space and/or price are strong concerns. THIS MODEL FORMERLY KNOWN AS VDMA/VDMF/PS-EV.
PS83 Series larger image	This compact vacuum switch is designed for OEM applications. Metal blade contacts in lieu of microswitches make this a very economical switch. The PS83 series features Teflon-coated Kapton diaphragms. Kapton polyimide maintains excellent physical properties over a wide temperature range, while the Teflon coating offers superb chemical resistance. THIS MODEL FORMERLY NAMED PMVA/PMVF.