
The AirTAC Airtac GAFC Air Service Unit GAFC30015SW is a genuine two-piece F.R.L. combination — a GA-series filter & regulator and a lubricator pre-assembled on one T-shape bracket with quick mounting clamps. It has 1/2" ports, a 5 µm filter element and regulates 0.15 - 0.9 MPa (20 - 130 psi).
This GAFC30015SW is a two-piece F.R.L. combination: a filter and regulator share one body, and a lubricator mounts beside it on a T-bracket with quick clamps. Air enters the 1/2in port, gets filtered to 5 um and regulated to 0.15-0.9 MPa (20-130 psi), then the lubricator adds a metered oil mist as the last step, so oil never travels back through the regulator seat.
The 60 cc condensate bowl and 98 cc oil bowl set the service rhythm - with a 1020 g mass, this unit needs a proper panel or frame mount rather than tubing support. The circular gauge reads in MPa and psi for the PT thread, and the semi-auto drain dumps condensate on each pressure drop while the manual drain gives on-demand control.
| Model | Airtac GAFC Air Service Unit GAFC30015SW |
|---|---|
| Series | GAFC300 F.R.L. combination |
| Port size | 1/2" (PT thread) |
| Filtering grade | 5 µm |
| Pressure range | 0.15 - 0.9 MPa (20 - 130 psi) |
| Type | Standard |
| Bowl material | PC |
| Drain type | Semi-auto drain + manual drain |
| Fluid | Air |
|---|---|
| Max. pressure | 1.0 MPa (145 psi) |
| Proof pressure | 1.5 MPa (215 psi) |
| Temperature range | -5 to +70 °C (unfreeze) |
| Capacity of drain bowl | 60 cc |
| Capacity of oil bowl | 98 cc |
| Recommended lubricant | ISO VG 32 or equivalent |
| Weight | 1020 g |
Specifications follow the official AirTAC GAFC catalogue (pages 219-220). Air must not freeze in the unit. The fitted circular gauge reads in MPa / psi, set by the PT thread code.
| GAFC300 | GA300 series F.R.L. unit — sets ports, bowl capacity and weight. |
|---|---|
| (blank) | Bowl material: PC. Available on this body: PC (blank), Metal (C), Nylon (N). |
| 15 | Port size 1/2". This body offers 08 = 1/4", 10 = 3/8", 15 = 1/2". |
| (blank) | Drain: Semi-auto drain + manual drain. |
| S | Standard type — 0.15 - 0.9 MPa (20 - 130 psi). This body offers Standard (S) or Lower pressure (L). |
| (blank) | Circular pressure gauge fitted. |
| W | Filtering grade 5 µm. |
| (blank) | PT thread; gauge scale MPa / psi. |
| (blank) | No reverse-flow valve. |
Constituent units, orderable separately as spares: GAFR300-15 filter & regulator, GAL300-15 lubricator — both share this body and port. A GAFC has two units, not three: the filter and the regulator are one body.
Figures are the end of the flow curve plotted in the AirTAC catalogue at 0.7 MPa inlet pressure — a sizing envelope for comparing bodies, not a rated flow. Read the catalogue curve for a real duty point. Outlet pressure falls as flow rises, so size a body with headroom above your peak demand.
| This model | GAFC300 · 1/2" · curve to 3500 L/min |
|---|---|
| One size down | GAFC200 |
| One size up | GAFC400 (curve to 6000 L/min) |
| Build order | Filter & regulator → bracket → lubricator |
Feed a bank of pneumatic pilot valves on a packaging line where the 5 um element protects fine internal orifices from wear and the regulated pressure keeps actuation consistent.
Supply a belt tensioning cylinder on a material handling conveyor, where the 1/2in port delivers adequate flow and the semi-auto drain handles condensate during intermittent operation.
Lubricate a multi-spindle drilling head on a small machining center, where the 98 cc oil bowl sustains several shifts between refills and the 5 um element keeps abrasive particles out of the spindle bearings.
Choose this GAFC30015SW when you need 1/2in ports with a 5 um element for finer filtration. The PC bowl suits general industrial use, while the semi-auto plus manual drain gives flexibility for both attended and semi-automated lines. The standard pressure type covers 0.15-0.9 MPa (20-130 psi), and the PT thread with MPa/psi gauge scale matches most regional installations. If you need automatic condensate removal, select the A option; for a lower 0.15-0.4 MPa range, choose the L type. Spare parts are orderable separately as GAFR300-15 and GAL300-15.
With a 1.0 MPa max supply, you have about 0.1 MPa of headroom above the 0.9 MPa top of the regulated range, so plan your inlet pressure accordingly if you need to run near the upper limit.
Quick checklist
The lubricator adds an oil mist downstream of the regulator. If any part of the line must stay oil-free, use a plain GAFR300-15 filter-regulator on that branch instead of the full combination.
This F.R.L. combination operates at 0.15-0.9 MPa (20-130 psi) with a 1.0 MPa (145 psi) maximum and 1.5 MPa (215 psi) proof pressure. Temperature range is -5 to 70 C, and it must not freeze. The drain bowl holds 60 cc, the oil bowl holds 98 cc, and the unit weighs 1020 g. Recommended lubricant is ISO VG 32 or equivalent.
The W code specifies a 5 um filtering element instead of the standard 40 um. This traps much finer particles, which suits precision valves, instrument air, or sensitive pneumatic components. The trade-off is that the element will load up faster and need more frequent service or replacement compared to a 40 um element.
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