Expo Technologies is a premier manufacturer and global protection partner specializing in electrical safety for hazardous environments. Founded in 1954 and headquartered in Sunbury on Thames, UK, the company has over 70 years of expertise in purge and pressurization (Ex p) systems. With a workforce of approximately 100 employees and principal operations in the UK, USA, and China, the company serves critical sectors including oil and gas, petrochemicals, pharmaceutical manufacturing, and the hydrogen economy.
The company's core capabilities include the design and manufacture of Motor Purge Systems, Enclosure Purge Systems (such as the MiniPurge and SmartPurge series), and custom engineered-to-order hazardous area enclosures. Expo Technologies operates specialized assembly and test facilities, including an in-house machining and fabrication workshop for high-quality stainless steel work. Their solutions enable non-certified industrial machines to operate safely in ATEX and IECEx Zone 1 and 21 environments by maintaining positive pressure to exclude flammable gases and dust.
As a trusted OEM and contract manufacturer, Expo Technologies has protected over 9,000 large electric motors and generators and built more than 2,500 pressurized enclosures globally. Their commitment to quality is backed by ISO 9001 certification and an extensive range of international product approvals, including ATEX, IECEx, UL, FM, CCC, UKCA, and INMETRO. Beyond hardware, the company provides comprehensive B2B services such as hazardous area consultancy, certification support, training, and lifecycle management to a prestigious client base that includes ABB, Siemens, and Honeywell.
OEM manufacturerOffers OEM services for customized brand manufacturing.
ODM manufacturerProvides ODM design and manufacturing solutions.
Product customizationOffers full customization for design and features.
High-tech enterpriseRecognized as a high-tech or innovative enterprise.
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Products
Products
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Categories
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Pre-Start Ventilation Systems
0·0 reviews
Expo is the world's leading supplier of pre-start ventilation systems for large Ex e and Ex n motors - find out more about our range.
Motor Purge and Pressurization
0·0 reviews
Expo is the world's leading supplier of purge and pressurization systems for large Ex p motors - find out more about our range.
Motor Purge and Pressurization
0·0 reviews
Expo is the world's leading supplier of purge and pressurization systems for large Ex p motors - find out more about our range.
Customers
ABB
2
97 shipments
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Certifications
IECEx
5
International Electrotechnical Commission Explosive Atmospheres
ATEX
5
Atmosphères Explosibles
UL
4
Underwriters Laboratories
CE
2
Conformité Européenne
ISO 9001
2
International Organization for Standardization 9001
EAC
2
Eurasian Conformity
UKCA
2
UK Conformity Assessed
CCC
4
China Compulsory Certification
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Key export market
🇮🇳 India🇮🇳 India
🇰🇿 Kazakhstan🇰🇿 Kazakhstan
🇮🇩 Indonesia🇮🇩 Indonesia
🇵🇭 Philippines🇵🇭 Philippines
🇷🇺 Russia🇷🇺 Russia
🇹🇷 Turkey🇹🇷 Turkey
🇲🇽 Mexico🇲🇽 Mexico
🇻🇳 Vietnam🇻🇳 Vietnam
🇧🇩 Bangladesh🇧🇩 Bangladesh
🇳🇬 Nigeria🇳🇬 Nigeria
🇺🇸 United States🇺🇸 United States
🇺🇿 Uzbekistan🇺🇿 Uzbekistan
🇬🇧 United Kingdom🇬🇧 United Kingdom
🇨🇳 China🇨🇳 China
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