4.5 Purity Two Stage Brass Barstock Diaphragm Cylinder Regulator

Tech Master GPT400 series two stage diaphragm cylinder regulators are designed for primary pressure gas control of non-corrosive or toxic, technical gases up to grade 4.5 purity (99.995%), on applications where constant delivery pressure is required as the cylinder pressure decreases.


  • Five port configuration
  • Encapsulated seat design
  • Low wetted surface area
  • Full range of inlet and outlet fittings
  • Side entry