Ashcroft Inc. offers a line of pressure switches with various enclosures, switch functions, wetted materials and set points. Enclosure types include watertight or explosion proof, brass body, stainless steel body, epoxy coated aluminum, and anodized aluminum. Pressure switch models include general purpose pressure switches, compact pressure switches, hydraulic pressure switches, high performance pressure switches and electronic pressure switches.

Cole-Parmer delivers a big selection of pressure and vacuum instruments. Their line of pressure switches includes: Ashcroft Type A pressure switches; Cole-Parmer compact pressure/vacuum switches; Cole-Parmer economical pressure/vacuum switches; Dwyer Photohelic differential pressure gauges/switches; industrial vacuum, pressure and differential pressure switches; and subminiature pressure switches.

Dan Foss provides pressure switches with high grade enclosures for light, heavy, wet and dusty industrial applications. Catalog of pressure switches includes single, dual and pressure switches such as the RT pressure switch for land and sea applications, BCP pressure switches for industrial boiler applications, KP/KPI pressure switches for gaseous and liquid media and MBC pressure switches for marine and hydraulic applications.

GE Sensing & Inspection Technologies manufactures pressure transducers and transmitters as a pressure measurement solution. Advanced technology MEMS solutions include pressure sensors and advanced process technology services Advanced packaging and instrumentaion offers pressure sensors and test/calibration insturments that meausres pressure ranges from 0.015 psi to 15,000 psi.

GP:50 offers pressure transmitters and transducers for well servicing applications, industrial applications, high temperature plastics industry, aerospace, undersea applications and pump monitoring. They also offer low cost OEM pressure transducers and transmitters, differential pressure transmitters, flush diaphragm and sanitary pressure transmitters, hgh temperature transmitters, and submersible level transmitters.

Melt Pressure Inc makes plastic melt pressure transducers including their MHP model with standard 3mV/V and 6 pin bayonet connector with psi of 500 to 10,000 as well as their MHT model with output of 4 to 20mA and 0 to 10VDC. They also make melt pressure transmitters which are interchangeable with other models with a fluid filled system or pushrod design.

Omega.com is a distributor of pressure transducers including gage and absolute pressure models, sealed gage models, as well as vacuum, absolute, differential, and bidirectional types with aerospace, flush diaphram, high accuracy, and other transducer styles.

Pendotech designs pressure sensors and monitors for use with bioprocess and tubing containers as well as monitor alarm and transmitter systems for use with their sensors for filtration, chromatography, and more.

Siemens makes the Sitrans P brand pressure measurement line for gauge, differential, and absolute pressure, flow, and level measuring such as their Sitrans P Z compact model for absolute & relative pressure measuring, with a range from 0 to 100 mbar to 0 - 400 bar.