Apeks by Aqua Lung XTX40/DS4 Balanced Regulator - DIN - Oxygen

The XTX technology is available in an oxygen model, designed for oxygen percentages between 0-100%. This compatibility and reliability make it an ideal choice for technical divers performing high O2 percentage deco stops. With green and yellow cosmetic pieces, the regulator is easily identifiable as dedicated to high-percentage oxygen use. It features a unique over-balanced diaphragm design, providing superior performance at depth. The compact DS4 first stage has four medium-pressure and one high-pressure port, and an environmental dry system to prevent ice build-up and contamination.The pneumatically balanced second stage ensures smooth and easy breathing. XTX purge buttons offer a 2-stage progressive purge for controlled flow rate or full effect. A large venturi lever with a soft touch rubber grip makes it easy to locate and use. The opening effort control knob ensures divers remain in control, while active protection against infection is provided through an additive in all molded parts.A silicone exhaust valve enhances the regulator's breathing performance, and the Comfo-Bite mouthpiece virtually eliminates jaw fatigue. The patented heat exchanger dissipates cold caused by gas expansion and draws in ambient water warmth. The optional Diver Changeable Exhaust (DCE) system allows switching between small and large exhaust tees, catering to underwater photographers or those seeking a compact regulator.The regulator can be converted from a right-handed t

• SUPERIOR RELIABILITY - The Apeks XTX40/DS4 regulator delivers consistent performance with its over-balanced diaphragm 1st stage, ensuring dependable gas delivery at all depths.
• OPTIMIZED BREATHING - Experience reduced breathing effort with the pneumatically balanced 2nd stage, featuring adjustable resistance and a Dive/Pre-Dive switch for customized comfort.
• ENHANCED DURABILITY - Crafted with a chrome-plated brass 1st stage and a techno-polymer 2nd stage, this regulator is built to withstand the rigors of diving in diverse environments.
• VERSATILE CONFIGURATION - Equipped with 4 LP ports (3/8" UNF) and 1 HP port (7/16" UNF), the DS4 1st stage allows for streamlined hose routing and easy integration with dive computers.
• NITROX COMPATIBILITY - Dive confidently with oxygen percentages from 0 to 100%, thanks to the regulator's oxygen-ready construction, providing enhanced safety for enriched air diving.