Gems pressure switches have a wide range of applications from 2 to 6000 psi (40 mbar to 400 bar), including vacuum, differential pressure, special and general types. These switches have on-site adjustable or factory setting options and are ideal for oil, liquid, air, gas, coolant and "water pressure" applications. These rugged switches are available in a variety of materials, including stainless steel, brass, aluminum, galvanized steel, and reinforced plastics. Wetted materials include diaphragms that can be used for Buna N, Kapton? that can be coated with Teflon?, stainless steel, PTFE, EPDM or Viton?, and pressure ports that can be used for stainless steel, brass, zinc or aluminum.