Sigma-Netics pressure and vacuum switches offer extensive cycle life under the harshest operating conditions. For more than 50 years, our ruggedized pressure switches focus on protecting equipment, processes and personnel. Our switches have served in demanding mining, oil-and-gas, aerospace, military and industrial applications.
We produce nine pressure switches: 744-S, 744-C, 744-V, 745, 784, 785, 703-U, 703-UJ, 768-S Diaphragm, 768-C Diaphragm and 768-V Diaphragm.
This fixed-setting pressure switch is a miniature piston-operated factory set design for applications with limited installation space.
Ideal for use in areas with limited installation space, this model is a miniature piston-operated, field adjustable pressure switch designed to withstand challenging operating conditions.
With a small, rugged piston, this heavy-duty pressure switch is excellent for applications with limited installation space.
A diaphragm-operated model for low-pressure applications that require high-sensitivity and a compact form factor.
Equipped with either a 2- or 3-pin Deutsch connector and compliant with IP67 standards, our 784 pressure switch is a miniature piston-operated factory set design for applications with limited installation space. This unique model thrives in tough environments containing oil, fuel, water, dust, vibration or shock.
Equipped with either a 2- or 3-pin Deutsch connector and compliant with IP67 standards for maximum environmental protection.
Offering exceptional accuracy and repeatability, this design is a heavy-duty, factory set pressure switch used for gaseous or liquid fluid systems.
Designed for easy field adjustment, our heavy-duty 703-UJ adjustable pressure switch is good for use in gaseous or liquid fluid systems.
Ideal for low pressure and vacuum applications, this pressure switch’s Delrin® housing makes it a good choice when sterilization and cleanliness are necessary.
Designed for high performance in low pressure applications, this adjustable diaphragm pressure switch features a compact size and Delrin® housing for sterilization and cleanliness.
This model excels in low pressure applications requiring high electrical capacity and features Delrin® housing for sterilization and cleanliness.
In addition to commercial off-the-shelf (COTS) models, we design, manufacture and deliver custom engineered pressure switches for a range of challenging industries, including oil and gas, medical, transportation, food processing, military, commercial aerospace and more.
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