Nautilus Second Stage Octopus – Bold Visibility. Reliable Backup. Dive-Ready Confidence.

The Nautilus Second Stage Octopus is your essential backup regulator—built for dependability, high-visibility access, and effortless breathing when it matters most. Whether you're sharing air in a controlled training scenario or facing an unexpected out-of-air emergency, this rugged and responsive octopus delivers smooth, consistent performance every time.

Engineered with the same balanced breathing performance as the Nautilus primary second stage, the octopus is tuned for reliability and ease of use. Its bright yellow faceplate and hose ensure instant recognition, while the robust housing and comfortable mouthpiece make it a reliable partner on any dive.

Key Features:

High-Visibility Yellow Design – Easy to locate and deploy in emergency situations

Balanced Valve System – Provides smooth, natural breathing even at depth or low tank pressure

Durable, Lightweight Housing – Built to withstand repeated use in challenging environments

Venturi Adjustment Switch – Helps prevent free-flow on the surface and boosts performance underwater

Universal Compatibility – Pairs perfectly with the Nautilus FS-FTP first stage or any standard setup

Whether you're building your first setup or upgrading your existing rig, the Nautilus Octopus gives you the peace of mind and performance you need for safe, confident diving.

Now available at Oceano Dive Centre – always ready when you need it most.