6721/6722 Vacuum Switch • Switches have been designed primarily for the OEM manufacturer who requires high reliability • UL approved versions available • Double pole switching available as 6722 • Wide choice of microswitch options including tag configurations • High performance repeatability 5 fixing holes , 4.5 mm deep to suit No. 4 self tapping screws on on 28.5 PCD 6721 - Range options and specifications

6721/6722 Vacuum Switch General specifications Standards/approvals UL 508 specific models only Pressure range Operating temperature range Connection method Back & side entry spout, Ø4 mm or 1/8" BSPT & NPT brass Body material Electrical rating Contact configuration Additional information Setting accuracy +/- 10% For very low power circuits, gold conatct versions are available on request Alternative diaphragm and spring materials available on request Suitability for use with the following media: Acetone Ammonia (Liquid) Automotive Brake Fluid Benzyl Alchohol Citric Acid Plating Solution (Chrome)...