Atomic’s most popular regulator, the Atomic B2 system has the perfect combination of comfort, performance and style. The B2 has a chrome plated brass first stage with a swiveling 5-port cap. The second stage houses lightweight titanium components and is also fitted with their patented Atomic Aquatics PVD coated brass comfort swivel hose. The result is an incredibly high-performance regulator system that is approachable for every diver and every budget.

LIGHTWEIGHT WITH HEAVYWEIGHT PERFORMANCE

The B2 weighs just 2.5 pounds (yoke version), just 9 ounces more than the super lightweight T3.

B2 FIRST STAGE FEATURES

• Chrome-plated Brass and 316 Stainless Steel
• Atomic exclusive balanced Jet Seat high-flow piston.
• Optional factory-sealed to prevent outside contamination from silt and sand.
• Nitrox ready – approved for non-dedicated EAN use with mixtures up to 40%.
• Ports: 2 HP fixed / 5 LP on swivel cap

B2 SECOND STAGE FEATURES

• All-Titanium construction and materials – same as the T3.
• Pneumatically-balanced poppet, high-flow case and lever design for easy breathing at all depths and tank pressures.
• Patented Atomic AFC – Automatic Flow Control.
• Soft overmolded Rapid Adjustment Knob for manual detuning in special situations such as surf entries or octo use.
• Patented Atomic Titanium Seat Saving Dynamic Orifice maintains crisp like-new factory tuning and prevents damage during storage.
• Hose features patented polished 316 Stainless Steel Atomic Comfort Swivel with Black PVD coating.
• Dual material second stage cover enables entire front to be used for purge.
• Elliptical exhaust valve dramatically reduces exhalation effort at depth.
• Dual silicone comfort fit mouthpiece with tear-resistant bite tabs – both comfortable and durable.
• Optional color kit available.