XTX40 DS4

The Apeks XTX40 DS4 is a versatile and reliable regulator suitable for both recreational and advanced divers. The proven DS4 environmentally sealed first stage combined with the pneumatically balanced XTX40 second stage delivers smooth, natural breathing and excellent performance even in cold and demanding conditions. Known for its durability, ease of use, and comfort, the XTX40 DS4 is a trusted choice for a wide range of diving environments.

Technical Specifications

First Stage (DS4)

• Over-balanced diaphragm design for superior performance at depth

• 2 HP ports and 4 MP ports angled for optimal hose routing

• Environmentally sealed dry system prevents water ingress, contamination and ice formation

• Suitable for cold water diving

Second Stage (XTX40)

• Pneumatically balanced for smooth and effortless breathing

• Large two-stage progressive purge button

• Soft-touch Venturi lever for easy operation and reduced grit ingress

• Adjustable opening effort control knob

• Antimicrobial protection against bacteria, fungi and viruses

• Silicone exhaust valve improves breathing performance

• Comfo-bite™ mouthpiece reduces jaw fatigue

• Patented heat exchanger enhances cold-water performance

Product code: 726003