Tech Master HF35 Hi-Flow Inert Gas Regulator with BS341 No.3 Inlet Connection
- High-pressure, high-flow inert gas regulator with rear inlet configuration
- Single-stage regulator; inlet 300 bar maximum, outlet 0-35 bar
- Maximum flow 450 m³/hr at 15°C in air at 300 bar inlet
- Brass construction with dual safety relief valves and integral inlet filter
- BS341 No.3 inlet, 3/8″ BSP RH male outlet; weighs 3.8 kg

The Tech Master HF35 is an advanced high-pressure, high-flow inert gas regulator designed for specialized applications such as laser gas control and heavy-duty cutting.
Featuring a rear inlet configuration, this single-stage regulator is ideal for both individual cylinders and cylinder bundles.
Crafted with precision and expertise in Norfolk, UK, this regulator is a testament to high-quality gas control engineering.
Key Features
- All Brass Construction: Ensures durability and corrosion resistance in demanding environments.
- Finned Body: Minimizes refrigerant effects, maintaining stable performance.
- Pressure Adjustment Bar: Allows for fine-tuning of outlet pressure to meet specific application requirements.
- Dual Safety Relief Valves: Enhances safety by providing maximum protection under high-pressure conditions.
- Rear Inlet Design: Simplifies connections to individual cylinders and cylinder bundles.
- Integral Inlet Filter: Maintains purity of gas, ensuring efficient regulation.
- ISO 5171 Compliant Pressure Gauges: Offers accurate and reliable pressure monitoring.
- BS 341 No.30 Nevoc Inlet Connection: Ensures secure and adaptable connectivity.
Typical Applications
- Laser Gas Control: Excellently suited for precise gas regulation in laser systems.
- Heavy-Duty Cutting: Ideal for industrial cutting processes requiring high flow rates.
- Various Industrial Uses: Adaptable for numerous applications where inert gas control is critical.
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
| Type | Single-stage |
| Inlet Pressure | Maximum 300 bar |
| Outlet Pressure | 0-35 bar |
| Maximum Flow | 450 m³/hr @15°C in air at 300 bar inlet |
| Inlet Connection | BS341 No.3 |
| Outlet Port | 3/8″ BSP RH Male |
| Weight | 3.8 kg (8.4 lbs) |
| Temperature Range | -20°C to +60°C (-328°F to +1112°F) |
| Brand | Gas-Arc |
| Body | Brass |
| Valve Seat | Nylon/PCTFE |
| Piston | Brass |
| Filter | Bronze |
| Brand | Gas Arc |
| Entry Point | Rear Entry |
| Inlet Connection | BS341 No.3 |
| Outlet Connection | 3/8" BSP |
| Inlet Pressure | 300 bar |
| Stages | Single Stage |
| Gas Type | Inert |
| Purity Grade | Grade 4.5 |
Tech-Master-Single-Stage-HF-35-High-Flow-Regulator-RAN34002-Datasheet.pdf
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.
Tech Master HF35 Hi-Flow Inert Gas Regulator with BS341 No.3 Inlet Connection Get in touch
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