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142P NEMA 4 & 13 Series Ultra Low Vacuum Pressure Switch. Designed for vacuum to pressure crossover (142P) and features many applications with a wide range of internal wetted materials that replace the necessity for diaphragm seals.

142P NEMA 7 & 9 Series Ultra Low Vacuum Pressure Switch is designed for vacuum to pressure crossover and features many applications with a wide range of internal wetted materials that replace the necessity for diaphragm seals. Good for hazardous or corrosive environments.
180P NEMA 4 & 13 Series Vacuum Pressure Switch. The 180P is a low range adjustable vacuum switch. Weather proof enclosure and stable set points during system pressure changes make this switch ideal for a wide variety of applications.
180P NEMA 7 & 9 Series Vacuum Pressure Switch. The 180P is a low range adjustable vacuum switch. Weather proof enclosure and stable set points during system pressure changes make these switches ideal for a wide variety of applications and is well suited for hazardous or explosive environments.
181P NEMA 4X and 13 Compact, adjustable vacuum switch for pneumatic and low impulse hydraulic process applications. Our Nega-Rate® Belleville disc srping offers superior set point stability and vibration resistance. The 181P series pressure switch also has a selectable deadband feature which can be preset.
181P NEMA 4X, 7, 9 and 13 Compact, adjustable vacuum switch for pneumatic and low impulse hydraulic process applications. Our Nega-Rate® Belleville disc srping offers superior set point stability and vibration resistance. The 181P series pressure switch also has a selectable deadband feature which can be preset.
182P NEMA 4 & 13 Series Vacuum Switch. This compact versatile vacuum switch is suitable for numerous applications serving low to mid-range vacuum applications. After adjustment and installation the units become tamper proof.
182P NEMA 7 & 9 Series Vacuum Switch. This compact versatile vacuum switch is suitable for numerous applications serving low to mid-range vacuum applications. After adjustment and installation the units become tamper proof.
184P NEMA 4 & 13 Series Vacuum Switch. Sensitive, compact, factory set/tamper proof vacuum switch.
184P NEMA 7 & 9 Series Vacuum Switch. Sensitive, compact, factory set/tamper proof vacuum switch.
185P NEMA 4 & 13 Series Vacuum Switch. Compact, tamper proof vacuum switch.
185P NEMA 7 & 9 Series Vacuum Switch. Compact, tamper proof vacuum switch.