
The AirTAC Airtac GAFC Air Service Unit GAFC40015S 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 40 µm filter element and regulates 0.15 - 0.9 MPa (20 - 130 psi).
The GAFC40015S is an F.R.L. combination that pairs a filter-regulator with a lubricator on a single T-shape bracket, so the filter and pressure regulator share one body while the lubricator adds a controlled oil mist last. With a 1/2in port and 1810 g mass, this unit suits medium-size machine headers where a compact two-piece build saves panel space over a three-body train.
The standard type regulates from 0.15 to 0.9 MPa (20-130 psi), and the 40 um element removes water and solid particles before air reaches the lubricator. The 100 cc condensate bowl and 185 cc oil bowl give a solid service interval for a production line, and the circular gauge reads in MPa and psi for the default PT thread.
| Model | Airtac GAFC Air Service Unit GAFC40015S |
|---|---|
| Series | GAFC400 F.R.L. combination |
| Port size | 1/2" (PT thread) |
| Filtering grade | 40 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 | 100 cc |
| Capacity of oil bowl | 185 cc |
| Recommended lubricant | ISO VG 32 or equivalent |
| Weight | 1810 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.
| GAFC400 | GA400 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 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. |
| (blank) | Filtering grade 40 µm. |
| (blank) | PT thread; gauge scale MPa / psi. |
| (blank) | No reverse-flow valve. |
Constituent units, orderable separately as spares: GAFR400-15 filter & regulator, GAL400-15 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 | GAFC400 · 1/2" · curve to 6000 L/min |
|---|---|
| One size down | GAFC300 |
| One size up | GAFC500 (curve to 7000 L/min) |
| Build order | Filter & regulator → bracket → lubricator |
Feed a 1/2in header on a CNC lathe or milling machine, providing filtered air at a set pressure and a metered oil mist to slideways and spindle bearings.
Supply a multi-station assembly fixture where several actuators cycle in sequence, with the 185 cc oil bowl reducing how often an operator tops up the lubricator.
Run a case packer or strapping machine with regulated air for cylinders and a consistent oil mist for the pneumatic valves, all in one two-piece unit.
Choose the GAFC40015S for a 1/2in port line that needs filtered, regulated, and lubricated air in one compact assembly. The PC bowl is the standard build choice, while the semi-auto drain dumps condensate on each pressure drop and the manual drain gives on-demand control. The 40 um element handles general pneumatic duty, and the fitted circular gauge shows MPa and psi on the PT thread.
If the line must stay oil-free, omit the lubricator and select a plain GAFR400-15 filter-regulator instead. Spare parts are orderable separately as GAFR400-15 and GAL400-15, both matching this body and port. 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 the supply pressure near 1.0 MPa if you need the full output.
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 GAFR400-15 filter-regulator on that branch instead of the full combination.
The GAFC40015S operates from 0.15 to 0.9 MPa (20-130 psi) with a max pressure of 1.0 MPa (145 psi) and proof pressure of 1.5 MPa (215 psi). It has a 100 cc drain bowl and 185 cc oil bowl, weighs 1810 g, and works in temperatures from -5 to 70 C. Use ISO VG 32 oil in the lubricator.
The GAFC40015S ships with both a semi-auto drain and a manual drain. The semi-auto drain automatically releases condensate when the air pressure drops, while the manual drain lets an operator purge the 100 cc bowl on demand without waiting for a pressure cycle.
Genuine AirTAC parts produced by AirTAC factory.
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Most inquiries answered within 7-8 hours.
Send us the quantity, thread type (PT / G / NPT) and destination. We confirm price, stock and lead time — usually within 7-8 hours.