
The AirTAC Airtac GAC F.R.L. Unit GAC20008SGK is a genuine three-unit F.R.L. combination — a filter, a pressure regulator and a lubricator pre-assembled on one bracket with quick mounting clamps. It has 1/4" ports, a 40 µm filter element and regulates 0.15 - 0.9 MPa (20 - 130 psi).
Delivering cleaned, regulated and lubricated air for downstream pneumatics, the AirTAC GAC20008SGK is a complete F.R.L. combination. A 1/4in port pairs with a 40 um filter element, while the standard type regulates pressure across a 0.15-0.9 MPa (20-130 psi) range. The assembly integrates a filter, regulator and lubricator on a single L-shape bracket with quick mounting clamps, eliminating inter-unit tubing and potential leak paths. Because the lubricator sits last in the sequence, oil mist is introduced downstream of the regulator seat, preventing fouling of the pressure-control mechanism.
This variant features a PC bowl and ships with both semi-auto and manual drain options fitted. A circular gauge is included, and because the thread is specified as G, the scale reads in bar/MPa. The reverse-flow (reflux) valve is fitted, shown as a separate pneumatic symbol in the catalogue. Weighing 750 g, the unit needs a proper panel or frame mount rather than relying on tubing support.
| Model | Airtac GAC F.R.L. Unit GAC20008SGK |
|---|---|
| Series | GAC200 F.R.L. combination |
| Port size | 1/4" (G 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 | 25 cc |
| Capacity of oil bowl | 36 cc |
| Recommended lubricant | ISO VG 32 or equivalent |
| Weight | 750 g |
Specifications follow the official AirTAC GAC catalogue (pages 216-217). Air must not freeze in the unit. The fitted circular gauge reads in bar / MPa, set by the G thread code.
| GAC200 | GA200 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). |
| 08 | Port size 1/4". This body offers 06 = 1/8", 08 = 1/4". |
| (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. |
| G | G thread; gauge scale bar / MPa. |
| K | Reverse-flow (reflux) valve attached. |
Constituent units, orderable separately as spares: GAF200-08 filter, GAR200-08 regulator, GAL200-08 lubricator — all three share this body and port.
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 | GAC200 · 1/4" · curve to 1750 L/min |
|---|---|
| One size up | GAC300 (curve to 3000 L/min) |
| Build order | Filter → bracket → regulator → lubricator |
Conditions air for single-line bench grinders or small pneumatic screwdrivers, adding necessary oil mist to keep internal vanes lubricated during assembly work.
Feeds clean, regulated air to small solenoid valves actuating tiny grippers on a test fixture, ensuring repeatable cylinder strokes without regulator seat contamination.
Supplies stable pressure to compact stamping or laser alignment actuators, using the 40 um filter to prevent scale from clogging narrow internal orifices.
Choose this 1/4in GAC200 model for single actuators or small jigs where space is tight. If the machine requires less frequent maintenance, stepping up to the GAC300 increases the drain bowl from 25 cc to 60 cc. The 40 um element suits general plant air, whereas a 5 um variant (W) traps finer particles for precision valves. Since oil mist is added downstream, select a filter-regulator instead if the line must remain oil-free. The three units are separately orderable as GAF200-08, GAR200-08 and GAL200-08, so a damaged bowl does not require replacing the whole assembly. The catalogue flow curve for the GAC200 is plotted to 1750 L/min at 0.7 MPa inlet, which is roughly 29% of the GAC300's 3000 L/min envelope. Keep in mind that the 1.5 MPa (215 psi) proof pressure against a 1.0 MPa (145 psi) maximum provides a 1.5x burst-test margin, not permission to run above 1.0 MPa.
Quick checklist
The lubricator adds an oil mist downstream of the regulator. If any part of the line must stay oil-free, use a filter-regulator instead of an F.R.L. combination on that branch.
The standard type operates at 0.15-0.9 MPa (20-130 psi) with a maximum pressure of 1.0 MPa (145 psi) and a proof pressure of 1.5 MPa (215 psi). Temperature ranges from -5 to 70 C. It uses a 40 um element, a 25 cc drain bowl, a 36 cc oil bowl, and weighs 750 g. The recommended lubricant is ISO VG 32 or equivalent.
The K indicates that a reverse-flow (reflux) valve is fitted to this assembly. The official catalogue depicts this component as a separate pneumatic symbol, and specific functional details should be confirmed from that datasheet page.
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Send us the quantity, thread type (PT / G / NPT) and destination. We confirm price, stock and lead time — usually within 7-8 hours.