20/08/2026
We get a lot of questions from electricians about the difference between EEHA and the Certificate IV in Hazardous Areas, and figuring out the right training path early on will save you valuable time and money.
❔ What is EEHA Training?
EEHA functions as a specific skill set made up of nationally recognised units, so you'll receive a Statement of Attainment once you complete the program. This course covers the core technical work you need for classified zones, which includes entering hazardous areas, inspecting installations, determining explosion-protection requirements and maintaining equipment in explosive atmospheres.
❔ What is the Certificate IV in Hazardous Areas?
The UEE42622 Certificate IV is a complete qualification under the Australian Qualifications Framework. It includes all the EEHA units plus extra modules for detailed report writing, environmental policies and WHS implementation. This course builds on your technical foundation to prepare you for higher-level responsibilities like leadership positions, inspection coordination and compliance oversight. If you've already completed your EEHA with us, you might only need 4 extra units to upgrade to the full Certificate IV.
EEHA is your direct route to qualify for hazardous area work and get on site immediately. Alternatively, the Certificate IV gives you the exact credentials you need if you're aiming for a specialist or supervisory role.
Volt Edge delivers both courses online and in class. Check out the course schedules on our website and enrol today, or get in touch with our team if you need some help figuring out which option suits your career goals.
— Volt Edge RTO #32137