Tecline R4 TEC2 Oxygen Stage Regulator Set with SPG

Product Overview

The Tecline R4 TEC2 Oxygen Stage Regulator Set with SPG is designed for divers using dedicated oxygen stage cylinders.

The compact R4 TEC O₂ first stage features a balanced diaphragm mechanism, dry chamber and additional cold-water kit. Four low-pressure ports and two high-pressure ports provide connection points for your regulator and pressure instruments.

The pneumatically balanced TEC2 O₂ second stage offers breathing-resistance and Venturi adjustment. Its ergonomic mouthpiece supports comfort, while an additional heat exchanger forms part of its cold-water design.

Key Features

• Compact first stage: R4 TEC O₂ design suited to stage-cylinder configurations.

• Cold-water features: Dry chamber and additional cold-water kit in the first stage.

• Adjustable second stage: Separate breathing-resistance and Venturi controls.

• Comfortable mouthpiece: Ergonomic design on the TEC2 O₂ second stage.

• Pressure monitoring: Supplied with a 52 mm submersible pressure gauge.

Technical Specifications

• Brand: Tecline

• Product code: T15380

• First stage: R4 TEC O₂, balanced diaphragm

• First-stage ports: 4 LP and 2 HP

• Connection: M26×2

• Maximum first-stage working pressure: 300 bar

• Second stage: TEC2 O₂, pneumatically balanced

• Second-stage colour: Green

• Gas designation: Manufacturer’s 100% oxygen version

• Pressure gauge: 52 mm

• HP hose: 20 cm black rubber

What’s Included

• R4 TEC O₂ first stage

• Green TEC2 O₂ second stage

• 52 mm pressure gauge

• Green Proflex low-pressure regulator hose

• 20 cm black rubber high-pressure hose

• Tecline bag

Cylinder and stage rigging are sold separately.

Compatibility & Options

This version requires a cylinder valve with a matching M26×2 connection. Maintain the equipment’s oxygen-service cleanliness and use it within your training and the manufacturer’s instructions.

Alternative hose arrangements may be available. Please contact us before ordering to discuss your requirements and confirm compatibility.

Need Some Advice?

Choosing equipment for a stage cylinder? Contact us and the Abyss Scuba School team can help you compare regulator options, connections and hose arrangements.