Expo Technologies has more than 60 years’ experience developing and delivering simple, robust certified solutions to the complex world of hazardous electrical protection. Expo assist customers with engineered solutions that is plant and equipment specific to ensure that all safety and standards are met in the hazardous areas. 

Pacific Automation have been channel partners with Expo for over 40 years, providing hazardous area solutions for the Australian oil and gas, LNG, petrochemical and pharmaceutical operations. Pacific Automation have a dedicated and trained team, providing local and remote onsite support assisting with commissioning, technical support and troubleshooting.  

Purge & Pressurisation

With more than 7,500 purge and pressurization systems supplied for large motors and generators, Expo is the world’s most experienced designer and manufacturer.

Enclosure Purge Systems

Expo is a world leader in the design and manufacture of purge & pressurization systems for electrical enclosures, analysers and other equipment.

Hazardous Area Enclosures

Expo designs and manufactures a wide range of hazardous area electrical enclosures that can be certified for use in both gas and dust environments.


Expo offers a range of accessories that enhance the performance and increase the capabilities of hazardous area products including, In-line air heaters, cabinet coolers, Interface units, Electro-Pneumatic Power Supply, and Friction-free Intrinsically Safe Valves.