Spec Master HPT601 6 Port Two Stage Diaphragm Cylinder Regulator (3960021139)
- Two-stage diaphragm cylinder regulator with six-port configuration for high-purity gases
- Maximum inlet pressure 300 bar, delivery pressure up to 10 bar
- Nickel-plated brass construction, operates -20°C to +60°C
- Suitable for non-corrosive, non-toxic gases up to grade 6.0 purity (99.9999%)
- Base and side entry points, 1/4″ NPT female ports, 50mm diameter gauges

HPT601-04-05-01-01-010-07-A
The Spec Master HPT601 is a highly specialized two-stage diaphragm cylinder regulator designed for precise control of non-corrosive, non-toxic, high purity gases up to grade 6.0 purity (99.9999%).
It is engineered to maintain constant delivery pressure, even as cylinder pressure decreases, making it an ideal solution for applications requiring stable gas flow.
This regulator, with its robust nickel-plated brass barstock construction, ensures reliability and longevity in various industrial and laboratory settings.
Features & Benefits
- Six-Port Configuration: Provides extensive connection flexibility for different system requirements.
- Front Panel Mounting Capabilities: Enables easy integration into diverse setups.
- Encapsulated Seat Design & Low Wetted Surface Area: Minimizes contamination risks, especially crucial in handling high-purity gases.
- Full Range of Inlet and Outlet Fittings: Offers compatibility with a wide array of gas types and connections.
- Base and Side Entry Points: Facilitates convenient and versatile installation options.
- High Purity Gas Control: Suitable for controlling gases up to grade 6.0 purity, ensuring precise and safe regulation.
- Durable and Robust Construction: Made from nickel-plated brass barstock, offering excellent durability and resistance to corrosion.
- Precise Pressure Management: Capable of handling a maximum inlet pressure of 300 bar and delivering up to 10 bar.
- Stable Temperature Performance: Operates effectively in environments from -20° C to +60° C.
- Superior Leak Integrity: Maintains helium leak integrity of 1 x 10^-9 mbar l/s, ensuring safety and efficiency.
Typical Applications
- Laboratories: Ideal for research settings requiring precise control of high-purity gases.
- Industrial Processes: Suitable for manufacturing and processing industries dealing with high purity gases.
- Specialized Gas Handling: Perfect for applications that manage non-corrosive or non-toxic high-purity gases.
| Body | Nickel Plated Brass Barstock |
| Bonnet | Nickel Plated Brass Barstock |
| Piston | Brass |
| Seal | FKM / EPDM |
| Valve Seat | PCTFE |
| Filter | 10 Micron 316L Stainless Steel |
| Maximum Inlet Pressure | 300 bar (4350 PSI)* |
| Delivery Pressure Range | 10 bar (300 PSI) |
| Flow Coefficient (Cv) | 0.079 |
| Helium Leak Integrity | 1 x 10^-9 mbar l/s |
| Gauges | 50mm (2″) Diameter |
| Ports | 1/4″ NPT Female |
| Temperature Range | -20° C to +60° C (-4° F to +140° F) |
| Weight | 2.0 kg (4.4 lb)** |
*Subject to cylinder connection – **Cylinder connection not included
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
| Brand | Gas Arc |
| Entry Point | Base Entry, Side Entry |
| Inlet Connection | BS341 No.3 |
| Outlet Connection | 1/4" NPT |
| Inlet Pressure | 300 bar |
| Outlet Pressure | 10 bar |
| Purity Grade | Grade 6.0 |
| Stages | Multi Stage |
Spec Master HPT600 Series - Technical Datasheet
Download PDFA 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.
Spec Master HPT601 6 Port Two Stage Diaphragm Cylinder Regulator (3960021139) Get in touch
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