AW4000-04 Pneumatic Air Filter Regulator Unit – 1/2" Port, Modular Combo Piggyback with Pressure Gauge
The AW4000-04 Air Filter Regulator is a high-capacity, heavy-duty modular air preparation unit engineered to combine premium filtration and precise pressure regulation into a single, compact space-saving layout. By consolidating two separate functions into a piggyback configuration, it significantly minimizes overall piping labor and footprint constraints within industrial pneumatic control lines and compressor networks.
Constructed from a rugged die-cast aluminum alloy housing body and outfitted with an embedded bowl guard, this robust component manages clean air line distribution for automated machinery and air tools. The filter section relies on a high-surface element to trap particulate debris, moisture condensate, and pipe scaling down to 25 microns.Above, the integrated regulator section features a pull-to-adjust tuning knob with a secure, push-down locking mechanism to maintain fixed setpoint pressures without manual drift.
Parameter | Specification Details |
|---|---|
Model Code Base | AW4000-04 Series |
Product Type | Integrated Filter-Regulator Combo (Piggyback Type) |
Main Port Size | 1/2" (Options available in Rc1/2, G1/2, or 1/2" NPT) |
Pressure Gauge Port | 1/4" |
Standard Nominal Flow Rate | 141 SCFM / 4,000 L/min |
Filtration Efficiency | 25 µm (Standard option) |
Pressure Regulation Range | 0.05 MPa to 0.85 MPa (approx. 7 psi to 123 psi) |
Maximum Operating Pressure | 1.0 MPa (145 psi) |
Proof Pressure Threshold | 1.5 MPa (215 psi) |
Ambient & Fluid Temperature | 5°C to 60°C (No freezing) |
Exhaust / Relief Type | Relieving Type |
Standard Drain Configuration | Manual / Semi-Automatic (Auto-drain variants designated as "D") |
Housing Body Material | Die-Cast Aluminum Alloy |
Bowl Composition | Polycarbonate with integrated structural metal guard |
Sealing Configuration | Nitrile Rubber (NBR) |

Ssaoco Dammam
- Started from: Jul 10, 2025



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