Spec Master HPT601 6 Port 2 Stage High Purity Regulator 0 - 3.5 Bar
- Two-stage diaphragm cylinder regulator for high purity gases up to grade 6.0 (99.9999%)
- Six-port configuration with 1/4″ NPT female ports and front panel mounting capabilities
- Body and bonnet: nickel plated brass; diaphragm: 316L stainless steel; 10 micron stainless steel filter
- Operating temperature range -20°C to +60°C; weight 2.0 kg

The Spec Master HPT601 is a highly specialized two-stage diaphragm cylinder regulator, crafted for precise primary pressure gas control of non-corrosive or toxic, high purity gases up to grade 6.0 purity (99.9999%).
It’s designed to provide constant delivery pressure as the cylinder pressure decreases, making it an ideal choice for applications demanding stability and accuracy in gas flow.
The regulator’s six-port configuration, along with its front panel mounting capabilities, makes it highly versatile for various setups.
Key Features
- Six-Port Configuration: Offers extensive connection flexibility for diverse system requirements.
- Front Panel Mounting Capabilities: Enables straightforward integration into various system layouts.
- Encapsulated Seat Design & Low Wetted Surface Area: Minimizes contamination risks, crucial for high-purity gas applications.
- Full Range of Inlet and Outlet Fittings: Accommodates a wide variety of gas types and connections.
- Base and Side Entry Points: Provides flexibility in installation and connection configurations.
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 scenarios involving high-purity gas control, ensuring accuracy and safety.
| Body | Nickel Plated Brass Barstock |
| Bonnet | Nickel Plated Brass Barstock |
| Diaphragm | 316L Stainless Steel |
| Bonnet Seal | PTFE |
| Seal | FKM / EPDM |
| Valve Seat | PCTFE |
| Filter | 10 Micron 316L Stainless Steel |
| Maximum Inlet Pressure | 300 bar (4350 PSI)* |
| Delivery Pressure Range | 3.5 bar (50 PSI) |
| 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)** |
Model: HPT601-04-03-01-01-010-01-A
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 |
| Inlet Connection | BS341 No.3 |
| Outlet Connection | 1/8" stainless steel compression |
| Inlet Pressure | 300 bar |
| Outlet Pressure | 3.5 bar |
| Purity Grade | Grade 6.0 |
Gas Arc Spec Master HPT60 - 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.
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