Atomic Aquatics Z2 Regulator System

First Stage Features

• Chrome-plated brass and 316 Stainless Steel construction
• Balanced piston design for consistent intermediate pressure and reliable performance
• Optional factory-sealed version to prevent contamination from silt and sand
• Nitrox ready – approved for EAN mixes up to 40% (non-dedicated use)
• Ports:
  • 2 × HP (fixed)
  • 7 × LP on swivel cap

Second Stage Features

• Precision brass construction with zirconium plating for superior corrosion resistance
• Pneumatically balanced poppet for smooth, easy breathing at all depths
• Atomic AFC (Automatic Flow Control) – automatically adjusts airflow as depth increases
• Rapid Adjustment Knob for manual detuning in surf entries or octo use
• Seat Saving Dynamic Orifice – preserves tuning and prevents seat wear during storage
• Atomic Comfort Swivel Hose
  • Polished 316 stainless steel
  • Black PVD coating
• Dual-material front cover – full-face purge capability
• Elliptical exhaust valve – minimizes exhalation resistance
• Dual silicone mouthpiece with tear-resistant bite tabs
• Optional color kit available

Atomic Aquatics Z2 Octopus Regulator

Overview

A compact, high-performance, and economical alternate air source that shares the same core breathing characteristics and patented features found across the Atomic regulator lineup.

Key Features

• Atomic AFC (Automatic Flow Control) for effortless breathing at any depth
• Titanium demand valve components (lever, orifice, spring) – corrosion-proof
• Brass housing with zirconium plating
  • 3–4× more durable than traditional chrome plating
• Seat Saving Orifice Design for long-term reliability and reduced wear
• Manual adjustment knob to reduce sensitivity during entries/exits
• Standard 36″ hose included