psi

Focused On Compressed Air
Filtration For 50 Years

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Suitable For 95% Industry Filtration

Low pressure, stable performance, long life expectancy, help enterprises to reduce costs and increase efficiency

Customized Demand

Brand

Atlas Filter Replacement Parker DH FilterReplacement Ingersoll Rand FilterReplacement Hankison FilterReplacement Donaldson FilterElement Kaeser Filter Element Sullair Filter Element Orion Alternative Element Other Filter Element

Contact

Oil Separator

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Alternative Filter Element

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Compressed Air Filter

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Refrigerated Air Dryer

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Desiccant Air Dryer

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Nitrogen Generator

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Other Spare Parts

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Diversified Customization &
Abundant Applications

/ 01

Spraying industry

Greatly Improve The Quality Of Paint Spraying

Spraying industry

Greatly Improve The Quality Of Paint Spraying

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/ 02

Pneumatic tool industry

It Is Necessary To Remove Water From Compressed Air

Pneumatic tool industry

It Is Necessary To Remove Water From Compressed Air

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/ 03

Laboratory application

The Air Cleanliness Should Reach a Particle Less Than 0.01um

Laboratory application

The Air Cleanliness Should Reach a Particle Less Than 0.01um

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About PSI

PSI mainly offers vacuum oil separators, alternative filter elements and a complete line of filtration equipment. PSI originated in the United Kingdom, founded in 1976 by the Hunter family who have focused on compressed air filtration for more than 60 years, and are considered to be the world's top filtration and separation experts, with a number of patents and prestigious awards to their name.

years

Industry experience

Service countries

Honorary awards

Independent patents

Britain.

China

America

Canada

Finland

Norway

Sweden

Netherlands

Germany

France

Switzerland

Slovenia

Portugal

Spain

Italy

Israel

South Africa

India

Malaysia

Australia

1976

PSI was incorporated in 1976 by George Hunter and Sue Hunter

PSI was incorporated in 1976 by George Hunter and Sue Hunter who were two of the original partners and founders (1963)of Domnick Hunter (now known as Parker)

1979

Pleating of glass micro fiber patented

1986

Drainage layer with Fluorocarbon treatment patented

1997

Achieved ISO9001 Quality Certification

Achieved ISO9001 Quality accreditation and Investors in People certification

2000

New moulded process patented

2007

SoLo™ separator patented

2012

PSI Filtration Set Up

2019

Patent for filter cartridge and casting

Filter Cartridge

2022

Patent for new range of filter silencer

incorporating injection moulded components as opposed to cast Aluminium

1976

1979

1986

1997

2000

2007

2012

2019

2022

News & Insights

Exhibition2025-08-25

[60 Days to Go] ComVac ASIA 2025 – Meet PSI Filtration at Booth N4-D5-3!

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News2025-04-03

2025 Hannover Exhibition

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Exhibition2025-03-21

PSI will meet you at the Guangdong Foshan Vacuum Industry Exhibition

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News2024-06-21

MESCO Team visits PSI in 2024 June

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Profession2024-05-22

Compressed air treatment (PSI dryer and filters)

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News2023-11-22

The Filtration Pioneer Mrs Hunter Visited PSI Filtration

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News2023-08-25

PSI Administration Team Makes 8S Check in the whole company weekly

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Profession2023-05-18

Introduction about PSI ARTm™ Moulded Media

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Business Partner

PSI filter elements are high-quality and cost effective, provide efficiency for the end user. It also ensure the quality of products in the factory downstream.