Gas Arc Lab Master LGT501 Inert Gas Regulator BS341 No.3 (0-3.5 Bar)


£365.26 ex VAT £438.31 inc VAT

Brand: Gas Arc
Product Model:
In Stock

  • Entry Point: Side Entry
  • Inlet Connection: BS341 No.3
  • Outlet Connection: 1/4 NPT Female
  • Inlet Max Pressure: 300 bar
  • Outlet Max Pressure: 3.5 bar
  • Purity Grade: Up to 5.0 purity (99.999%)
  • Stages: Two-stage
  • Gas Type: High Purity Gas (Inert Gas)
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Gas Arc Lab Master LGT501 Inert Gas Regulator BS341 No.3 (0-3.5 Bar)

Designed for primary pressure gas control of non-corrosive or toxic, high purity gases up to grade 5.0 purity (99.999%), on applications where constant delivery pressure is required as cylinder pressure decreases.

5.0 Purity Two Stage Nickel Plated Brass Barstock Diaphragm Cylinder Regulator.

Two Stage Diaphragm Cylinder Regulator, FKM Seal, FKM Pressure Relief Valve complete with stainless steel compression.


Seal FKM seal
Inlet Pressure <=300 bar BS 341 No.3
Outlet Pressure 0-3.5 bar 1/4 NPT Female
Options A
Brand Gas Arc


  • Six port configuration
  • Encapsulated seat design
  • Low wetted surface area
  • Full range of inlet and outlet fittings
  • Side entry
  • Inlet connection: BS341 No.3


Body Nickel Plated Brass Barstock
Bonnet High Strength Alloy
Diaphragm 316L Stainless Steel
Bonnet Seal PTFE
Pressure Relief Valve Seal FKM / EPDM
Valve Seat Polyamide (Nylon®)
Filter 10 Micron 316L Stainless Steel

Please note: If you require a test certificate with your regulator, it must be ordered at the same time. Our certification product can be found here: Gas Arc Regulator Test Certificate

Data Sheet can be found in Documents Section

A carriage charge is applied to orders, for standard 1-2 day shipments to mainland destinations within the United Kingdom. Other destinations and premium services are available but subject to additional freight charges.

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