A technical diver handling decompression stage cylinders during a dive

Photo by Teemu Virtanen · CC BY-SA 3.0

OC Tech (45m)PADI TecRec

Tec 45 Instructor

Official course standards ↗Last updated September 7, 2026

Certify as an instructor qualified to teach intermediate technical diving with staged decompression and gas management at Tec 45 depths. You'll master advanced instructional techniques for staged decompression, multi-tank configuration management, and intermediate gas blending, along with rigorous student assessment and risk protocols. This course prepares you to manage students across the full spectrum of Tec 45 training, from classroom decompression theory through open-water certification dives requiring complex gas switches and extended decompression.

Prerequisites

PADI Open Water Scuba Instructor (or higher rating), PADI Enriched Air Diver Specialty Instructor, PADI Deep Diver Specialty Instructor, PADI Tec 45 Diver, minimum 25 EANx dives deeper than 30m/100ft, minimum 10 decompression dives in full technical equipment. Prior to application: certified 25 divers (max 5 from non-dive courses), minimum 150 logged dives with at least 20 decompression dives deeper than 30m/100ft.

Standards

What a diver must demonstrate to pass this course — not always published by the certifying agency.

Successful demonstration of advanced technical decompression instruction methodology, student assessment in staged decompression and gas management, ability to conduct confined-water and open-water Tec 45 certification dives, management of complex technical diving risks, and teaching of proper multi-tank configuration and gas-switching procedures to students at 45m/147ft.

Instructors Teaching This Course

Dive Centres Offering This Course

We're still building out the directory country by country, so this list isn't every instructor or dive centre teaching it in the world — more locations are coming soon.

Common questions about PADI TecRec Tec 45 Instructor

What are the prerequisites for PADI TecRec Tec 45 Instructor?

PADI TecRec's standards require: PADI Open Water Scuba Instructor (or higher rating), PADI Enriched Air Diver Specialty Instructor, PADI Deep Diver Specialty Instructor, PADI Tec 45 Diver, minimum 25 EANx dives deeper than 30m/100ft, minimum 10 decompression dives in full technical equipment. Prior to application: certified 25 divers (max 5 from non-dive courses), minimum 150 logged dives with at least 20 decompression dives deeper than 30m/100ft.

How many dives do I need before starting PADI TecRec Tec 45 Instructor?

PADI TecRec's standards state: Minimum 25 EANx dives deeper than 30m/100ft.

What does PADI TecRec Tec 45 Instructor training involve?

According to PADI TecRec's published standards: Successful demonstration of advanced technical decompression instruction methodology, student assessment in staged decompression and gas management, ability to conduct confined-water and open-water Tec 45 certification dives, management of complex technical diving risks, and teaching of proper multi-tank configuration and gas-switching procedures to students at 45m/147ft.

Where can I take PADI TecRec Tec 45 Instructor?

2 dive centres and 2 instructors in the TecDiveTools directory teach PADI TecRec Tec 45 Instructor, in Indonesia and Thailand. Each is listed further up this page.