Gems Pressure Switch Sensors
Gems Pressure Switch Sensors

Versatile choice of accurate, sensitive and high-proof pressure switches

Gems produce gauge, differential and absolute pressure switches, designed for the control of hydraulics, liquids, air and gases in a diverse range of OEM industrial processes. 
  • Choice of options to meet ATEX and IP65 or IP66 ratings
Gems offer a wide variety of pressure switch designs, sizes & materials to closely match the needs of each application. Applications include medical, agricultural, mechanical hydraulics, vehicle construction and operation and catering
General purpose adjustable pressure switches
Gems Ultra-Long Life OEM Pressure Switches

Ultra-Long Life OEM Pressure Switches

0.052 to 1.034 bar pressure switches, 5 Amp at 24 VDC and 250 VAC, with a brass housing and nitrile o-ring.

OPEN PS11 DATASHEET
Gems OEM Subminiature Pressure Switch

OEM Subminiature Pressure Switch

0.7 to 300 bar pressure switches, suitable for a wide range of hydraulic and pneumatic applications.

OPEN PS61 DATASHEET
Gems General Purpose Mini Pressure Switches

General Purpose Mini Pressure Switches

0.7 to 344 bar pressure switches, SPST and SPDT types, nitrile diaphragm.


OPEN PS71 DATASHEET
Gems General Purpose Mini Pressure Switches

General Purpose Mini Pressure Switches 

0.7 to 51.7 bar pressure switches, SPST and SPDT types, kapton polyimide diaphragm.


OPEN PS72 DATASHEET
Gems Rugged Cylindrical Pressure Switch

Rugged Cylindrical Pressure Switch

0.35 to 414 bar pressure switches, brass, stainless steel, or zinc-plated steel housings, nitrile diaphragm.

OPEN PS75 DATSHEET
Gems Rugged Cylindrical Pressure Switch

Rugged Cylindrical Pressure Switch

1 to 121 bar pressure switches, SPST and SPDT types, zinc-plated steel port fitting, nitrile o-ring.


OPEN PS76 DATASHEET
Solid state & vacuum pressure switches
Gems Vacuum Pressure Switch

Vacuum Pressure Switch

0.051 to 0.508 bar, 5 Amp at 125/250 VAC, with a brass housing and nitrile o-ring. 


OPEN PS81 DATASHEET
Gems Vacuum Pressure Switch

Vacuum Pressure Switch

0.169 to 0.948 bar, brass fitting, and nitrile diaphragm.


OPEN PS82 DATASHEET
Tools & resources
Advantages of Gems Pressure Switches
Wide range of applications
Low-pressure switches ideal for refrigeration, automotive, food and beverage, medical and production processes. High-pressure sensors typically used in oil and gas and chemical industries.
Versatile choice of designs and sizes
Multiple options to suit even the most specific design requirements between 40 mbar to 400 bar (2 to 6000 psi), including options for ATEX and IP65 or IP66 applications.

Material construction
Enclosures and wetted parts can be supplied in a variety of different materials 
Research and development
Gems offer a unique piston/diaphragm design which provides high proof sensor pressure, sensitivity and accuracy.

Expert Advice on Specification 

With multiple switch types and models, we are here to give you the insight you need into selecting the correct component for your application
Hawco Gems Vacuum Pressure Switch
Hawco Gems Vacuum Pressure Switch

Finding the Right Switch for the Job

We can suggest suitable pressure switches and designs suitable for whatever operation you require.
Here to support you

Discuss your application

Call us with details of your project and we will be happy to advise on the right pressure switch. Contact our expert team on +44 (0)1483 869 070 or sales@hawco.co.uk

Got a question about a Gems product?

We've been working with Gems pressure sensors for a long time. If you need some further technical information, get in touch

Send us your project scope

We can source alternatives to your existing parts from your current design specification or set of technical drawings. Email your requirements to sales@hawco.co.uk
Gems Pressure Switch Sensors
Gems Pressure Switch Sensors

Versatile choice of accurate, sensitive and high-proof pressure switches

Gems produce gauge, differential and absolute pressure switches, designed for the control of hydraulics, liquids, air and gases in a diverse range of OEM industrial processes. 
  • Choice of options to meet ATEX and IP65 or IP66 ratings
Gems offer a wide variety of pressure switch designs, sizes & materials to closely match the needs of each application. Applications include medical, agricultural, mechanical hydraulics, vehicle construction and operation and catering
General purpose adjustable pressure switches
Gems Ultra-Long Life OEM Pressure Switches

Ultra-Long Life OEM Pressure Switches

0.052 to 1.034 bar pressure switches, 5 Amp at 24 VDC and 250 VAC, with a brass housing and nitrile o-ring.

OPEN PS11 DATASHEET
Gems OEM Subminiature Pressure Switch

OEM Subminiature Pressure Switch

0.7 to 300 bar pressure switches, suitable for a wide range of hydraulic and pneumatic applications.

OPEN PS61 DATASHEET
Gems General Purpose Mini Pressure Switches

General Purpose Mini Pressure Switches

0.7 to 344 bar pressure switches, SPST and SPDT types, nitrile diaphragm.


OPEN PS71 DATASHEET
Gems General Purpose Mini Pressure Switches

General Purpose Mini Pressure Switches 

0.7 to 51.7 bar pressure switches, SPST and SPDT types, kapton polyimide diaphragm.


OPEN PS72 DATASHEET
Gems Rugged Cylindrical Pressure Switch

Rugged Cylindrical Pressure Switch

0.35 to 414 bar pressure switches, brass, stainless steel, or zinc-plated steel housings, nitrile diaphragm.

OPEN PS75 DATSHEET
Gems Rugged Cylindrical Pressure Switch

Rugged Cylindrical Pressure Switch

1 to 121 bar pressure switches, SPST and SPDT types, zinc-plated steel port fitting, nitrile o-ring.


OPEN PS76 DATASHEET
Solid state & vacuum pressure switches
Gems Vacuum Pressure Switch

Vacuum Pressure Switch

0.051 to 0.508 bar, 5 Amp at 125/250 VAC, with a brass housing and nitrile o-ring. 


OPEN PS81 DATASHEET
Gems Vacuum Pressure Switch

Vacuum Pressure Switch

0.169 to 0.948 bar, brass fitting, and nitrile diaphragm.


OPEN PS82 DATASHEET
Tools & resources
Advantages of Gems Pressure Switches
Wide range of applications
Low-pressure switches ideal for refrigeration, automotive, food and beverage, medical and production processes. High-pressure sensors typically used in oil and gas and chemical industries.
Versatile choice of designs and sizes
Multiple options to suit even the most specific design requirements between 40 mbar to 400 bar (2 to 6000 psi), including options for ATEX and IP65 or IP66 applications.

Material construction
Enclosures and wetted parts can be supplied in a variety of different materials 
Research and development
Gems offer a unique piston/diaphragm design which provides high proof sensor pressure, sensitivity and accuracy.

Expert Advice on Specification 

With multiple switch types and models, we are here to give you the insight you need into selecting the correct component for your application
Hawco Gems Vacuum Pressure Switch
Hawco Gems Vacuum Pressure Switch

Finding the Right Switch for the Job

We can suggest suitable pressure switches and designs suitable for whatever operation you require.
Here to support you

Discuss your application

Call us with details of your project and we will be happy to advise on the right pressure switch. Contact our expert team on +44 (0)1483 869 070 or sales@hawco.co.uk

Got a question about a Gems product?

We've been working with Gems pressure sensors for a long time. If you need some further technical information, get in touch

Send us your project scope

We can source alternatives to your existing parts from your current design specification or set of technical drawings. Email your requirements to sales@hawco.co.uk