Make extended range dives up to 50 metres/165 ft. Learn how to make dives with multiple decompression stops, using two decompression gases.

As a Tec 50 diver, you’ll have the knowledge and skills to make extended range dives to a maximum of 50 metres/165 feet. You’ll know how to make dives with multiple decompression stops using two decompression gases. It's not easy to reach this level. Earning your Tec 50 certification opens the door to deeper diving expeditions.

To enrol in the Tec 50 course, you must meet these qualifications:

• PADI Tec 45 Diver
• PADI Rescue Diver*
• Minimum of 100 logged dives or 75 hours
• 18 years old

* If meeting this with a qualifying certification, provide proof of CPR/First Aid training within the previous two years. 

You also need to have a Diver Medical Form signed by a physician within the last 12 months. 

Note that qualifying certifications from other diver training organizations may apply - ask your PADI Tec 50 Instructor.

The Tec 50 course consists of five knowledge development sections (completed by E-Learning), four practical application sessions and four training dives. The primary focus of this course is learning advanced dive equipment options, techniques and procedures using two deco cylinders, and how to plan more complex dives. You also learn more how to handle emergencies, support diving considerations, and sharpen your thinking as a technical diver. 

You'll use full technical dive equipment and may use technical sidemount configuration, plus two decompression cylinders.