Specialty Gas/High Pressure Regulators


CAC GAS supplies a complete line of speciality gas and high pressure regulators for supplying carrier gas, specialty gas and calibration gases for all applications in industry, mining, universities and research.

The Chem-Master, Spec-Master and Lab-Master pressure regulators are part of a line of products including manifolds and outlet points to provide a complete gas control solution. The product line is capable of managing non corrosive and corrosive gases up to n6 purity.

Other specialty regulators include the On Demand Flow Regulators and Variable Flow regulators used for calibration and gas supply to gas analysers and gas detection instrumentation.

 Whether gas chromatography, process gas analysers, environmental analysis or gas detection we have the regulator systems to meet your gas handling requirements.

High Pressure Regulators

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Key Issues for High Pressure Regulator Connections



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ODFR / VAF Series

Regulator Series Type Inlet Fitting Outlet Available Body Materials Available Flow Rates (L/min)
ODFR-1001-HP Variable 1/4" NPT Female 3/16" Hose Barb Nickel Plated Brass 0.3 - 3 litres/min
ODFR-1001-HPSS Variable 1/4" NPT Female 3/16" Hose Barb Stainless Steel 0.3 - 3 litres/min
VAF-100-HP Variflow 1/4" NPT Female 3/16" Hose Barb Nickel Plated Brass 0.5/.75/1/1.5/2/2.5/3/4/5 litres min

Chem-Master / Spec-Master / Lab-Master Series

Part Number Selection

To create a part number for a high pressure regulator select one item from each column.  Using the highlighted number before each item you can build the part number .

For example: CM-1-1.5-BS15-0 is a ChemMaster, single stage regulator, 0-1.5 Outlet pressure range with a BS-15 connector and ¼” NPT female outlet port

Regulator Series Stages Outlet Pressure Inlet Fitting Outlet Fitting
CM Chem-Master

Stainless Steel Purity n6.0



SM    Spec-Master

Nickel Plated Brass Purity n6.0



LM Lab-Master

Nickel Plated Brass Purity n5.0

1 Single Stage


2 Dual Stage


1.50 - 1.5BAR/150kpa


3.5 0 - 3.5BAR/350kpa


10       0 - 10BAR/1000kpa

BS3 BS341 No. 3

BS4 BS341 No. 4

BS13 BS341 No. 13

BS14 BS341 No. 14

BS15 BS341 No. 15

T10 AS2473.2 Type 10

T20 AS2473.2 Type 20

T44 AS2473.2 Type 44

CGA330 CGA-330

CGA590 CGA-590

CGA660 CGA-660

DIN1 DIN 477 #1

0 1/4" NPTF

Other connectors are available upon request

400 1/4" Tube, Female

4TA 1/4" Tube, Male

200 1/8" Tube, Female

2TA 1/8" Tube, Male

4VCR 1/4" Tube, Face Seal

0 1/4" NPTF

Other connectors are available upon request