Become a Technical Extended Range Instructor with SSI

The SSI Technical Extended Range Trimix Instructor course is the next professional course to take after becoming an SSI Extended Range Trimix Instructor. You will learn all you need to conduct the Technical Extended Range Trimix course and train divers to conduct two gas switch decompression dives up to a maximum depth of 60 meters.

The course is intended for the use of trimix as the breathing gas, to reduce inert gas narcosis and increase diver safety. A Technical Extended Range ‘air’ Instructor certification option is also available for areas where helium is inaccessible.

Grow your career as a professional diver. Earn the SSI Technical Extended Range Trimix Instructor or SSI Technical Extended Range Instructor certification.

Start this SSI dive certification online today!

Discover Local Course Dates

Whether you’re on the move or planning ahead, we’ve got you covered. Never miss out on exciting training opportunities and register with ease.

Continue your professional career

Becoming an SSI Technical Extended Range Trimix Instructor is the beginning of an exciting career pathway! Take the next step and start teaching more Extended Range courses.

Teaching more courses is the best way to grow your diving career, have more flexibility, and generate more income as a professional diver. Choose your preferred SSI dive certifications and get started online today.

Hypoxic Trimix Instructor

Discover unlimited depth and hone your trimix scuba skills. Become an SSI Hypoxic Trimix Instructor and teach multiple-gas switch, multiple-stop, decompression dives up to a maximum depth of 100 meters. Start this scuba diving instructor course now!

16
Suggested duration (h)
2
Open Water Sessions

Extended Range Instructor Trainer

Inspire the next generation of dive professionals. Become an SSI Extended Range Instructor Trainer for open circuit, rebreather, and overhead environment diving. Start this ultimate SSI scuba certification and hone your diving trainer skills today!

70-80
Suggested duration (h)
1
Open Water Sessions

CCR Diving Instructor

Are you passionate about closed circuit rebreather (CCR) diving? Do you want to share this pioneering sport with others? Become a CCR Diving Instructor and teach CCR diving at SSI centers around the world. Start this CCR diver training online now!

40
Suggested duration (h)
2
Open Water Sessions

Facts and Training Standards

Amount of Academic Sessions

 

4

Amount of Pool/Confined Water Sessions

 

2

Amount of Open Water Sessions

 

2

Maximum Training Depth

 

60 m / 180 ft

Suggested duration (h)

 

16

SSI Standards

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Discover the Wonders of the Deep with SSI's Blog

Join us on an exciting journey of discovery and learn more about exhilarating diving adventures, dedicated conservation initiatives, and innovative educational opportunities that will help you illuminate the extraordinary beauty of the underwater world. Let's explore the underwater world together and delve into the hidden wonders beneath the gentle waves.

Explore career opportunities for dive professionals worldwide

Stop waiting, start exploring the world and turn your passion into a career! MyDiveGuide is a unique dive site database with over 16,000 dive sites, thrilling specialist dives and featured destinations. These are the places where scuba instructors and divemasters have great job opportunities! Ready to live your ultimate dream? Check out MyDiveGuide and start your diving career today with SSI!

© iStock/MartinM303

Scotland

in the summer months, you can can expect to see sharks in Scotland

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© iStock/ferrantraite

Mexico

Diving in Mexico is a breathtaking, world-class experience. This country offers many adventures and a landscape full of natural wonders.

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© iStock-Lunamarina

Florida

The Sunshine State Florida offers many great and divers dive sites from the tropical Florida Keys to deep shipwrecks and crystal clear freshwater springs.

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© iStock/RudyBalasko

Italy

Italy is a peninsula in southern Europe, famously shaped like a boot that is surrounded by three parts of Mediterranean - offering various dive sites.

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© iStock/danilovi

Philippines

The Philippines is an archipelago composed of over 7,000 islands in three main regions: Luzon, Visayas and Mindanao.

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© AdobeStock/saman527

Sri Lanka

Sri Lanka has a warm and tropical climate and is home to an amazing range of land animals and marine life which makes up to a great dive destination.

Learn more