Designed for Demanding Divers in Cold Waters

The Apeks XTX50 + DST regulator set is engineered for divers who expect exceptional stability and breathing performance in cold and temperate waters.

This configuration is ideal for those who value:

• high breathing performance
• resistance to low temperatures
• precise adjustment options
• durability and robust construction

The regulator delivers smooth, natural, and predictable breathing even during extended recreational dives.

DST First Stage – Over-Balanced Diaphragm with Dry Chamber

The DST first stage offers:

• over-balanced diaphragm design
• environmentally sealed dry chamber protecting against cold water exposure
• stable intermediate pressure regardless of depth
• swivel head for optimal hose routing

First Stage Specifications:

• 4 LP ports on swivel head
• 1 axial LP port
• 2 HP ports

The dry chamber increases freeze resistance and ensures stable performance in cold conditions.

XTX50 Second Stage – Precision Breathing Control

• pneumatically balanced mechanism
• Venturi control and breathing resistance adjustment
• interchangeable exhaust deflector (short and long versions included)
• standard black 70 cm hose

Breathing remains light, smooth, and comfortable even under increased effort.

XTX40 Octopus – Safety and Visibility

• pneumatically balanced second stage
• Venturi control
• yellow 90 cm hose for easy identification
• stable performance in cold water

A reliable backup regulator designed to enhance safety during every dive.

Weight of the Set

The complete regulator set weighs approximately 1.14 kg, offering an excellent balance between lightweight performance and premium-grade durability.

Application

This regulator set is designed for:

• recreational diving in cold waters
• lake diving and temperate seas
• demanding users seeking high performance
• extended recreational dives requiring stable breathing

Technical Specifications

• DST first stage – over-balanced diaphragm
• environmentally sealed dry chamber
• swivel head
• 4 LP + 1 axial LP + 2 HP ports
• XTX50 adjustable second stage
• XTX40 octopus
• 70 cm black primary hose
• 90 cm yellow octopus hose
• high resistance to freezing

Why Choose Apeks XTX50 + DST?

• exceptional stability in cold waters
• full breathing performance control
• durable and solid construction
• comfort even under increased effort
• globally recognized premium brand

This set is designed for divers who demand reliability, precision, and premium performance in cold-water conditions.