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Pressure Switches

34 Products
OEM Mechanical Pressure Switch with Relay or Alarm

The PSW-500 series are compact, economical SPST switches with a fixed deadband and optional relay or alarm output for pressure up to 6,000 psi.

General Purpose Industrial Pressure Switch

The PSW-100 series are 15 A DPDT switches with a fixed or adjustable deadband, adjustment lock, and UL listing for general purpose applications.

Series A3000 Photohelic® Pressure Switch/Gage

Photohelic® Pressure Switch/Gage functions as versatile, highly repeatable pressure switch combined with a precise pressure gage. Applications include air conditioning systems, clean rooms, and fume exhaust systems.

HVAC Differential Pressure Switch

HVAC Differential Pressure Switch which applies to controlling air and fire-protection dampers and monitoring air filters and ventilators.

Digital, Miniature Pressure Switch with Display

The PSW-1110 series are cost-effective digital pressure switches that are easy to read, easy to program, and perfect for small spaces.

OEM Mechanical Pressure Switch for Harsh Environments

The PSW-800 series are economical, compact 5 A SPST switches with a fixed deadband that are UL listed and CSA certified for harsh environment applications.

Heavy Duty Industrial NEMA-9 Pressure Switch

The PSW-400 series are SPDT switches with an adjustable deadband and have NEMA-7 and NEMA-9 housings to withstand harsh environments.

ELECTRONIC PRESSURE CONTROLLER

The EDA series are versatile, compact pressure controllers that have two SPDT relays, a large display for easy programming, and four LED indicators for high visibility.

OEM Mechanical Pressure Switch for Low Pressure and Vacuum

The PSW-681 series are compact, economical SPST switches with a fixed deadband for extremely low pressure and vacuum ranges.

Vibration Resistant Switches for Class I Hazardous Locations

The PSW-12 series are SPDT sealed switches that feature Belleville technology for superior longevity, stability, and vibration resistance in Class I hazardous locations.

OEM Mechanical Pressure Switch for Indoor Applications

The PSW-621 series are economical, compact SPST switches with a fixed deadband and zinc alloy composition that makes these suitable for indoor industrial applications.

OEM Mechanical Pressure Switch with High Purity

The PSW-690 series are compact, economical SPST switches with all stainless steel wetted part and high purity, making them suitable for medical applications.

OEM Mechanical Pressure Switch for Harsh Environments with 2 Outputs

The PSW-190 series are economical, compact SPDT switches with a fixed deadband that are available with a Buna-N or FKM diaphragm and o-ring for use in harsh environments.

Electronic Pressure Switch with OLED Display and Alarm Outputs

The PSW2100 series features 2 alarm outputs, a 5-digit OLED display, 3 buttons for easy programming and operation, and a durable IP67 housing.

Economical OEM Mechanical Pressure Switch

The PSW-581 series are economical, compact DPDT switches with a fixed deadband and UL listed.

Industrial Differential Pressure Switch or Alarm

The PSW-180 series are compact, differential 5 A SPDT switches with the option of a relay or alarm output. They have NEMA-4X housings to withstand harsh environments.

Pressure Switches

Pressure switches are used in a wide variety of industrial, commercial, and laboratory applications. These switches help to control the pressure of a system and ensure safety.

Omega Engineering offers a variety of general purpose, electronic, mechanical, industrial, heavy duty, and OEM pressure switches in gauge, vacuum, and differential ranges with ultra low-pressure options. With a variety of features like adjustable deadbands, relays, and alarm outputs, these switches are reliable and easy to use. Omega's pressure switches are designed to withstand harsh environments and high temperatures.
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