Looking for parts?

Visit wsfpart.com for complete replacement part catalog.

Model Number Search

Find Your Fixture Fast!


  • L4203-364-178FT


Pressure Regulator Fixture, Low Pressure / Carbon Dioxide, Wall Mounted Single

Application: Low pressure point-of-use regulation of carbon dioxide and high purity gases. Used for supplying CO2 to incubators, low pressure compressed air applications and low pressure inert high purity gases, including nitrogen, helium, argon and oxygen.

Mounting: Fixture is designed for vertical mounting on wall. Inlet flange has female inlet and floating escutcheon. Flange can be threaded onto nipple stubbed out of wall. Threaded escutcheon is then backed up to panel to secure fixture and conceal pipe. Alternatively, fixture can be secured to panel with 3/8″ IPS heavy duty mounting shank, locknut and washer.

Regulator: Non-relieving type with brass body and neoprene diaphragm.

Valve: Ball valve for on / off control of flow. Valve has forged brass body, chrome plated brass ball and molded PTFE seals.

Inlet Pressure Range: 5-300 PSI.

Outlet Pressure Range: 1-30 PSI.

Inlet: 3/8″ NPT female inlet.

Outlet: Removable quick connect fitting with 1/4″ NPT male plug.

Cleaning: Fixture is specially cleaned, lubricated, assembled and packaged for use with high purity gases, including oxygen.

Quality Assurance: Fixture is fully assembled and factory tested prior to shipment.