SR 4 Series High Pressure Cylinder Regulator

The SR 4 series regulators are heavy‑duty, high‑pressure cylinder regulators designed for larger cylinders and pressure‑vessel testing.

Key Features

• High‑capacity models up to 750 PSIG
• Brass case construction
• 1/4" Swagelok stainless tube fittings
• Multiple gas options (Air, CO₂, Oxygen, Methane/Hydrogen, Inert, Nitrogen/Argon)
• Delivery ranges from 30 psig to 4500 psig depending on model

Specifications

• Case material: Brass
• Cylinder port diameter: 63.5 mm
• Maximum inlet pressure: up to 7500 psig (model dependent)
• CGA inlet/outlet: Swagelok 1/4" (varies by model)

Applications

• Pressure vessel testing
• Heavy‑duty industrial gas delivery
• High‑pressure welding and cutting operations
• Gas supply for cutting torches and welding torches