
The AirTAC GC FRL Unit GC300C08MNW is a genuine G-series three-unit F.R.L. combination: a separate filter, a separate regulator and a separate lubricator assembled as one air-preparation station. It has See datasheet ports, a 40 µm element, a differential-pressure drain and regulates 0.15 - 0.9 MPa (20 - 130 psi).
GC is the AirTAC three-unit F.R.L. combination: a separate air filter, a pressure regulator and a lubricator assembled as one conditioned-air set. This GC300C08MNW is a size 300 set with 1/4 in PT ports, a manual drain on the filter bowl and the finer 5 um (W) filter element; no gauge and no reverse (check) valve are included in this code. The set carries compressed air at up to 1.0 MPa (145 psi) working pressure, and with the manual drain the regulator adjusts across 0.05-0.9 MPa (7-130 psi). Filter and lubricator bowls are polycarbonate at size 300, and the working temperature range is -5 to 70 C (non-freezing).
This is a genuine AirTAC part. The GC series spans sizes 200, 300, 400 and 600 with ports from 1/8 to 1 in, and can be specified with differential-pressure, automatic or manual drains, a 40 um standard or 5 um (W) element, an embedded square gauge or an external round gauge with MPa, psi or bar scales, a reverse (check) valve, and G (BSPP) or NPT threads as catalogue options. AirTAC publishes flow for this series as curves rather than a single rating, so we confirm sizing and datasheet figures for your application on request.
| Model | Airtac GC FRL Unit GC300C08MNW |
|---|---|
| Series | GC300 F.R.L. combination |
| Composition | Filter + regulator + lubricator (3 units) |
| Port size | See datasheet (PT thread) |
| Filtering grade | 40 µm |
| Regulating range | 0.15 - 0.9 MPa (20 - 130 psi) |
| Pressure type | Standard type |
| Fluid | Compressed air |
|---|---|
| Max. working pressure | 1.0 MPa (145 psi) |
| Temperature range | -5 to +70 °C (unfreeze) |
| Drain type | Differential-pressure drain |
| Bowl material | PC |
| Pressure gauge | Fitted — factory standard, Factory standard scale |
| Reflux valve | Not fitted |
Specifications follow the official AirTAC G-series air-preparation data. The regulating band is set by the drain type: automatic and differential-pressure drains regulate 0.15 - 0.9 MPa, a manual drain regulates 0.05 - 0.9 MPa. Standard type, regulating 0.15 - 0.9 MPa (20 - 130 psi). The combination has no separate bracket code — the three units couple together with their own mounting hardware. Flow curves, weight and outline dimensions are not published in our data set — ask us and we will confirm from the factory datasheet.
| GC300 | G-series F.R.L. combination, 300 body — sets the port range. |
|---|---|
| C0 | Port size See datasheet. This body offers 08 = PT1/4", 10 = PT3/8", 15 = PT1/2". |
| (blank) | Drain: Differential-pressure drain — this also sets the regulating band (0.15 - 0.9 MPa (20 - 130 psi)). |
| (blank) | Standard type. Blank is standard, L is the low-pressure type. |
| (blank) | Pressure gauge fitted (blank). |
| (blank) | Gauge shape: Factory standard. C is round, F is square. |
| (blank) | Gauge scale: Factory standard. 1 is MPa, 2 is psi, 3 is bar. |
| (blank) | Filtering grade 40 µm. Only 40 µm (blank) and 5 µm (W) exist. |
| (blank) | PT thread. PT is the default; G is BSPP and T is NPT. |
| (blank) | No reverse-flow valve (the default). |
Field order is size, port, drain, type, gauge, shape, scale, grade, thread, reflux — there is no bracket position on a combination. Constituent units, orderable separately as spares: GF300-C0 filter, GR300-C0 regulator and GL300-C0 lubricator.
A GC is three separate units, so the filter and the regulator can each be serviced or replaced on their own. A GFC is the two-unit set, where filtering and regulating share one body — shorter, but the two functions come as one part. Both filter, regulate and lubricate.
| This model | GC300 · See datasheet · 40 µm |
|---|---|
| One size down | GC200 |
| One size up | GC400 |
| Two-unit equivalent | GFC300-C0 |
| Build order | Filter → regulator → lubricator |
Feeding filtered, regulated and oiled air to manual spray guns in a finishing booth, where the 5 um element supports cleaner air at the atomising head and the manual drain fits the booth's daily checks.
Conditioning the air supply to filler and capper cylinders on a bottling line, with the regulator set for the machine circuit and the lubricator maintaining a consistent mist to the valve seals.
Supplying a workbench drop that runs impact drivers and nutrunners in an assembly bay, with the filter element and bowl drained by the operator at the start of each shift.
The W in this code is the meaningful choice: the 5 um element filters more finely than the 40 um standard, which suits lines feeding spray devices, precision valves and sensitive actuators. The 300 body with 1/4 in PT ports is the mid-size step between the 200 and the 400/600 sets. The manual drain means an operator opens the bowl drain during routine rounds; automatic and differential-pressure drains are the hands-off alternatives. No gauge is fitted - catalogue options are an embedded square gauge or an external round gauge with MPa, psi or bar scales. PT is the standard thread; G (BSPP) and NPT are available to order as specifications. Flow is published as curves, not a single rated figure, so ask us to confirm sizing against your demand before ordering.
Quick checklist
The PC bowls must not be cleaned with solvents — wipe them with a dry cloth. The lubricator adds an oil mist downstream of the regulator. If any branch of the line must stay oil-free, take that branch off before the lubricator, or use a GR300-C0 regulator with a GF300-C0 filter on that branch.
AirTAC publishes GC series flow as curves against pressure rather than one rated figure, so we do not state a number here. Tell us your required flow and operating pressure and we will confirm sizing and the datasheet details on request.
It specifies the 5 um filter element instead of the 40 um standard, for finer filtration of particles and entrained water before the regulator and lubricator. Drain, gauge and thread options are otherwise chosen the same way across the GC series.
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Standard models are processed and dispatched in 3-5 business days.
Most inquiries answered within 7-8 hours.
Send us the quantity, thread type (PT / G / NPT), gauge scale and destination. We confirm price, availability and lead time — usually within 7-8 hours.