425 premium, single-stage, Ar, He, N2 Industrial regulator

Model 425

Model 425 single-stage premium industrial application regulator


Model 425 is a premium single-stage industrial regulator that is an ideal choice for most industrial applications.  This regulator incorporates a number of Harris features designed to make it a rugged, long-lasting performer, including an exclusive tamper-proof, self-reseating internal HP safety valve.  The 425 is also available in a multitude of pressure ranges and for all standard industry gases.


  • Brass body and bonnet
  • 2.5" brass dual scale gauges
  • One-piece encapsulated seat design with an internal filter and PTFE Teflon® seat
  • Brass "T" screw handle
  • Neoprene diaphragm

Typical Applications

  • Industrial welding, cutting, heating


Warning -

Cancer and Reproductive Harm -