
Tech Master GPT410 Multi Stage 2 Gauge Cylinder Regulator - 1.5 bar, Side Entry
- Two stage diaphragm cylinder regulator for Acetylene gas
- Designed for technical grade Acetylene up to 4.5 purity (99.995%)
- Brass barstock body with EPDM seal and 10 micron stainless steel filter
- Maximum inlet pressure 25 bar; delivery pressure 1.0–1.5 bar
- Available with multiple inlet and outlet fitting options

4.5 Purity Two Stage Brass Barstock Diaphragm Cylinder Regulator for Acetylene
GPT410 Series | Two Stage Diaphragm Cylinder Regulator, EPDM Seal – Acetylene
Comprising of: Cylinder Connection, Cylinder Contents Gauge, Outlet Pressure Gauge, Outlet Connection
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
The Tech Master GPT410 Series two stage diaphragm cylinder regulators are designed for primary pressure gas control of technical grade Acetylene gas up to 4.5 purity (99.995%), on applications where constant delivery pressure is required as the cylinder pressure decreases
Features & Benefits
- Five port configuration
- Encapsulated seat design
- Low wetted surface area
- Full range of inlet and outlet fittings
- Base and side entry
| Gas Type | Acetylene |
| Body | Brass Barstock |
| Bonnet | High Strength Alloy |
| Diaphragm | Polychloroprene (Neoprene®) (CR) |
| Valve Seat | Polyamide (Nylon®) |
| Seal | EPDM |
| Filter | 10 Micron 316L Stainless Steel |
| Maximum Inlet Pressure | 25 bar (360 PSI) |
| Delivery Pressure Range | 1.0 bar (15 PSI) to 1.5 bar (22 PSI) |
| Gauge Size | 50mm (2″) Diameter |
| Ports | 1/4″ NPT Female |
| Operating Temperature Range | -20° C to +60° C (-4° F to +140° F) |
| Weight | 1.2 kg (2.7 lb)** |
* Subject to cylinder connection – ** Cylinder connection not included
Flow Performance

Technical Drawings

Model Number Selector Guide
For custom configuration please use the following table to create a model number and contact us for our best price (Example Model Number: GPT410-02-02-00-00-000-00-A)
| Product Type | Inlet Pressure | Outlet Pressure | Inlet Pressure Gauge | Outlet Pressure Gauge | Inlet Connection | Outlet Connection | Options |
| GPT410 | 01 25 [360] | 01 0 to 1.0 [15] | 00 No Gauge Fitted | 00 No Gauge Fitted | 000 1/4 NPT Female | 00 1/4 NPT Female | A No Options Selected |
| 02 0 to 1.5 [22] | 01 bar/PSI | 01 bar/PSI | 001 1/8 Stainless Steel Compression | 01 1/8 Stainless Steel Compression | K Certificate of Conformity (CoC) | ||
| 10 Plugged Port | 10 Plugged Port | 002 1/4 Stainless Steel Compression | 02 1/4 Stainless Steel Compression | P Calibration / Pressure Test Certificate | |||
| 003 6mm Stainless Steel Compression | 03 6mm Stainless Steel Compression | X Special Instruction | |||||
| 004 1/4 NPT Male | 04 1/4 NPT Male | ||||||
| 008 G3/8 BSP L/H Brass Male | 05 1/4 SAE Flare Brass Male | ||||||
| 011 BS341 No.4 (Base Entry) | 08 G3/8 BSP L/H Brass Male | ||||||
| 012 BS341 No.4 | 10 Isolation Valve, 1/4 NPT Female, EPDM Seal | ||||||
| 027 DIN477 No.3 | 12 Isolation Valve, 1/8 Stainless Steel Compression, EPDM Seal | ||||||
| 028 DIN477 No.3.1 | 14 Isolation Valve, 1/4 Stainless Steel Compression, EPDM Seal | ||||||
| 050 CGA510 | 16 Isolation Valve, 6mm Stainless Steel Compression, EPDM Seal | ||||||
| 18 Isolation Valve, 1/4 NPT Male, EPDM Seal | |||||||
| 22 Isolation Valve, G3/8 BSP L/H Brass Male, EPDM Seal |
| Brand | Gas Arc |
| shopping_price_ranges | 100 - 200 |
| Gas Type | Acetylene |
| Inlet Connection | BS341 No.4 |
| Inlet Pressure | 25 bar |
| Outlet Connection | 3/8 BSP Male left Hand Outlet |
| Outlet Pressure | 1 bar, 1.5 bar |
| Entry Point | Base Entry, Side Entry |
| Stages | Multi Stage |
| Purity Grade | Grade 4.5 |
| SKU | Outlet Pressure | Entry Point | Stock Status | |
|---|---|---|---|---|
| GPT410-01-02-01-01-012-08-A/3960001032 | 1 5 bar | side entry | In Stock | £215.74 ex VAT £258.89 inc VAT |
| GPT410-01-01-01-01-012-08-A/3960019075 | 1 bar | side entry | In Stock | £215.74 ex VAT £258.89 inc VAT |
| GPT410-01-02-01-01-011-08-A/3960001001 | 1 5 bar | base entry | In Stock | £215.74 ex VAT £258.89 inc VAT |
| GPT410-01-01-01-01-011-08-A | 1 bar | base entry | In Stock | £215.74 ex VAT £258.89 inc VAT |
Gas Arc Tech Master GPT400 - 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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