The Gas-Arc Tech-Master regulators are designed for use with a broad range of industrial and laboratory gases including Nitrogen, Helium, Hydrogen, Oxygen, Argon, Carbon Dioxide and Propane.
Available in a number of configurations, Tech-Master regulators are suitable for all non-corrosive and non-toxic industrial and process gases.
Tech-Master fully comply with BCGA (British Compressed Gases Association) Codes of Practice.
Tech Master Single Stage Cylinder Regulator (GPS400 Series)
The Tech-Master GPS400 series single stage diaphragm cylinder regulators are designed for primary pressure control of non-corrosive or non-toxic technical gases up to grade 4.5 (99.995%) in applications where slight variation of outlet pressure from decreasing cylinder pressure is acceptable.
Features
- Five Port Configuration
- Rear panel mounting capabilities
- Encapsulated seat design
- Low wetted surface area
- Full range of inlet and outlet fittings
- Base and side entry options
Materials
- Body – Brass Barstock
- Bonnet – High Strength Alloy
- Diaphragm – Neoprene
- Seat – Polyamide
- Filter – 10 Micron 316L SS
Specification
- Max Inlet Pressure 60 bar / 300 bar
- Outlet Pressure 0-1.5 bar; 0-3.5 bar; 0-6 bar; 0-10 bar
- Gauges 50mm
- Temperature Range -20°C to 60°C
- Flow Coefficient (Cv) 1
- Weight – 1.2Kg
How to order
Catalogue

Tech Master Single Stage High Pressure Cylinder Regulator (GPS420 Series)
The Tech-Master GPS420 series single stage piston cylinder regulators are designed for primary pressure control of non-corrosive or non-toxic technical gases up to grade 4.5 (99.995%) in applications where slight variation of outlet pressure from decreasing cylinder pressure is acceptable.
GPS421 Series has FKM seals; GPS422 Series has EPDM Seals
Features
- Five Port Configuration
- Front & rear panel mounting capabilities
- Encapsulated seat design
- Low wetted surface area
- Full range of inlet and outlet fittings
- Base and side entry options
Materials
- Body Brass
- Bonnet Brass
- Piston Brass
- Seals FKM / EPDM
- Seat Polyamide
- Filter 10 Micron 316L SS
Specification
- Max Inlet Pressure 60 bar / 300 bar
- Outlet Pressure 0-20 bar; 0-50 bar; 0-100 bar; 0-200 bar; 0-250 bar
- Gauges 50mm
- Temperature Range -20°C to 60°C
- Flow Coefficient (Cv) 0.1
- Weight 5Kg
How to order
Catalogue

Tech Master Two Stage Cylinder Regulator (GPT400 Series)
The Tech-Master GPT400 series two stage diaphragm cylinder regulators are designed for primary pressure control of non-corrosive or non-toxic technical gases up to grade 4.5 (99.995%) in applications where constant delivery pressure is required as the cylinder pressure decreases.
GPT401 Series has FKM seals; GPT402 Series has EPDM Seals.
Materials
- Body Brass Barstock
- Bonnet High Strength Alloy
- Diaphragm Neoprene
- Seat Polyamide
- Filter 10 Micron 316L SS
Specification
- Max Inlet Pressure 60 bar / 300 bar
- Outlet Pressure 0-1.5 bar; 0-3.5 bar; 0-6 bar; 0-10 bar
- Gauges 50mm
- Temperature Range -20°C to 60°C
- Flow Coefficient (Cv) 079
- Weight 8Kg
How to order
Catalogue

Tech Master Single Stage Line Regulator (GPL400 Series)
The Tech-Master GPL400 series single stage diaphragm line regulators are designed for secondary pressure control of non-corrosive or non-toxic technical gases up to grade 4.5 (99.995%) on gas distribution systems.
Features
- Four Port Configuration
- Rear panel mounting capabilities
- Encapsulated seat design
- Low wetted surface area
- Full range of inlet and outlet fittings
Materials
- Body Brass Barstock
- Bonnet High Strength Alloy
- Diaphragm Neoprene
- Seat Polyamide
- Filter 10 Micron 316L SS
Specification
- Max Inlet Pressure 60 bar / 300 bar
- Outlet Pressure 0-1.5 bar; 0-3.5 bar; 0-6 bar; 0-10 bar
- Gauges 50mm
- Temperature Range -20°C to 60°C
- Flow Coefficient (Cv) 1
- Weight 1Kg
How to order
Catalogue

Tech Master Single Stage Outlet Point Regulator (GPP400 Series)
The Tech-Master GPP400 series single stage diaphragm outlet point regulators are designed for secondary pressure control of non-corrosive or non-toxic technical gases up to grade 4.5 (99.995%) on gas distribution systems at the point of user control.
Features
- Three Port Configuration
- Rear port mounting capabilities
- Encapsulated seat design
- Low wetted surface area
- Full range of inlet and outlet fittings
- Rear entry
Materials
- Body Brass Barstock
- Bonnet High Strength Alloy
- Diaphragm Neoprene
- Seat Polyamide
- Filter 10 Micron 316L SS
Specification
- Max Inlet Pressure 600 bar
- Outlet Pressure 0-1.5 bar; 0-3.5 bar; 0-6 bar; 0-10 bar
- Gauges 50mm
- Temperature Range -20°C to 60°C
- Flow Coefficient (Cv) 1
- Weight 1Kg
How to order
Catalogue

Tech Master Regulators_GPP40GEN – A REV 1
Tech Master Outlet Mounting Points (GPB400 Series)
The Tech-Master GPB400 series outlet points are designed to be used in conjunction with the GPP400 series outlet point regulators are designed for secondary pressure control of non-corrosive or non-toxic technical gases up to grade 4.5 (99.995%) on gas distribution systems.
GPB4001 Series – Wall Mounting Outlet Point with FKM Seals
GPB4002 Series – Wall Mounting Outlet Point with EPDM Seals
GPB4011 Series – Bench Mounting Outlet Point with FKM Seals
GPB4012 Series – Bench Mounting Outlet Point with EPDM Seals (regulator sold separately)
Features
- Isolation Valve
- Non-Return Valve
- Wall and Bench Mount Options
- Full range of inlet and outlet fittings
- Rear entry
Materials
- Body Brass Barstock
- Seal FKM / EDPM
- Filter 10 Micron 316L SS
Specification
- Max Inlet Pressure 25 bar
- Ports ¼” NPT
- Temperature Range -20°C to 60°C
- Weight – 0.55Kg
How to order
Catalogue

Gas-Arc Tech-Master GA600 High Pressure/High Flow Regulator:
Technical Data
Inlet pressure up to 300 bar
- Outlet 0-41 bar
- Multi stage regulator
- Body material – brass
- Valve seat – nylon / neoprene
- Filter – bronze
- Piston – brass
- Outlet 3/8″ BSP Female
- Finned body to reduce refrigerant effect
- High capacity pressure relief valve
- Temperature range -20°C to +60°C
Product Features
- Inlet & outlet gauges to ISO5171
- Encapsulated Valve
- Piston design for ease of use
- Designed and manufactured in Norfolk, UK
Specifications
This product is used in many process control applications and is suitable for both cylinder and manifold mounting. Already a favorite in the diving industry, the Tech-Master GA 600 is used in a wide range of applications from high pressure inflation of aircraft and racing car tyres to underwater cutting and diving gas control.
Catalogue
