Diving beyond recreational depths with open-circuit technical gear has allowed tec divers to discover amazing underwater wrecks and photograph never-before-seen marine organisms. Tec 45 Instructors expand tec divers knowledge and skills preparing them to explore the technical diving realm. When you earn this rating, you can conduct Discover Tec programs and teach the PADI Tec Basics, PADI Tec 40, and Tec 45 Diver courses. There is also an option to become a PADI Tec 45 Trimix Instructor.

To enroll in the PADI Tec 45 Instructor course, you must meet these qualifications:

  1. PADI Open Water Scuba Instructor (or higher rating)
  2. PADI Enriched Air Diver Specialty Instructor
  3. PADI Deep Diver Specialty Instructor
  4. 25 EANx dives deeper than 30 metres/100 feet
  5. Tec 45 Diver
  6. 10 decompression dives wearing full technical equipment

Prior to sending in your Tec 45 Instructor application, you must have:

  • Certified 25 divers: no more than five from courses without dives, no more than five from PADI Seal Team or Master Seal Team registrations
  • 150 logged dives with 20 decompression dives deeper than 30 metres/100 feet

One of the following:

  1. Completed a PADI Tec 45 Instructor course
  2. Have a qualifying tec instructor rating with another organization and
    • Be a PADI Tec 40 Instructor rating OR have assisted with one Tec 40 Diver course OR taught two qualifying courses
    • Assisted with one Tec 45 Diver course or taught two qualifying courses
    • Successfully complete the Tec 40 Instructor Exam within 12 months of application.

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

Tec 45 Trimix Instructor Option

To enroll in Tec 45 Trimix Instructor, you must meet these qualifications:

  1. Tec 50 Trimix Diver (or higher level trimix) certification
  2. Minimum of 10 trimix dives
  3. Successfully complete the Tec Diver Trimix Instructor Course and Exam

Teaching status: PADI Tec 45 Trimix Instructors are authorized to conduct Discover Tec programs and teach PADI Tec Basics, Tec 40, Tec 40 Trimix, Tec 45 and Tec 45 Trimix Diver courses.

Instructor with students at a table in a thatch hut.


The Tec 45 Instructor course ensures you have a good grasp of the courses you’ll teach and how to teach them. You’ll practice conducting knowledge development, practical application and workshop sessions, and open water teaching segments. Your PADI Tec 50 Instructor Trainer will also go over organization and marketing considerations for PADI TecRec courses.

Available Languages

For information on other available languages please contact your PADI Dive Center.

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