Regulator First Stage Xr Line 28Xr Nitrox 300 Bar Mares 416411X3

Regulator First Stage Xr Line 28Xr Nitrox 300 Bar Mares 416411X3

Description:

The Mares 28XR is a high-performance first stage designed for demanding diving configurations and technical use. It features a balanced diaphragm design operated by a double piston, delivering consistent and efficient airflow. The first stage is ecologically sealed with AST (Auto Sealing Technology), helping protect internal components from sand and particles and supporting reliable performance in challenging environments. Its rotating turret with a vertical low-pressure port and four additional low-pressure outlets offers excellent hose routing flexibility. Two symmetrical high-pressure ports angled at 10° help with clean and precise hose positioning. The polished chrome metal body adds durability and a refined finish. With DIN 300 bar compatibility, this model is built for divers who need a versatile and robust first stage for sidemount, backmount, and stage configurations.

Key Features:

• Balanced diaphragm first stage for stable, responsive performance
• Double piston operation for efficient airflow delivery
• AST Auto Sealing Technology helps protect against sand and particle ingress
• Ecologically sealed construction suitable for demanding dive conditions
• Rotating turret improves hose routing flexibility
• 4 low-pressure ports on the turret for versatile setup options
• 1 vertical low-pressure port for added configuration freedom
• 2 symmetrical high-pressure ports angled at 10° for better hose positioning
• Polished chrome metal body for durability and a premium finish
• DIN only, 300 bar compatibility
• Suitable for sidemount, backmount, and stage regulator configurations

Specifications:

Manufacturer: Mares
SKU: 416411X3
Category: First Stages
Age Group: Adults
Gender: Unisex
Weight: <790 g

Recommended Use:

This first stage is best suited for adult divers looking for a technical and adaptable regulator setup. It is particularly well matched to sidemount, backmount, and stage diving configurations. The sealed design and hose-routing layout make it a strong choice for cave diving and diving in polluted or particle-rich waters. It is also a practical option for divers who need DIN 300 bar compatibility and flexible regulator positioning.