Product Overview
The IMI NORGREN B49G-2GK-ST1-RMG is a high-precision pneumatic filter regulator unit engineered by IMI Norgren, a global leader in motion and fluid control technologies. This combined air preparation device integrates a general-purpose particulate and coalescing filter with a precision pressure-reducing regulator in a single compact housing, delivering clean, dry, and accurately controlled compressed air to downstream pneumatic circuits. The unit operates on a balanced poppet valve principle, where an adjustable spring force acts against downstream pressure to maintain a stable secondary setpoint regardless of fluctuations in inlet pressure or flow demand. As a core component within process and pneumatic valve systems, the B49G series serves as the primary air treatment and pressure conditioning stage for valve islands, actuators, cylinders, and instrumentation across demanding industrial environments.
Technical Specifications
| Parameter | Specification / Feature |
|---|---|
| Component Type | Pneumatic Filter Regulator (Process & Pneumatic Valve) |
| Model Designation | B49G-2GK-ST1-RMG |
| Manufacturer | IMI Norgren |
| Operating Pressure | Standard Industrial Grade (Up to 10 bar / 145 psi inlet) |
| Adjustable Outlet Range | 0.5 – 8 bar (7 – 116 psi) regulated secondary pressure |
| Filtration Rating | 5 µm standard element (coalescing and particulate capture) |
| Port Size | 1/4″ (G-series) threaded ports |
| Mounting & Connection | Standard ISO / Manufacturer Interface (inline or bracket mount) |
| Drain Type | Manual or semi-automatic drain configuration |
| Body Material | Die-cast zinc / aluminum alloy with corrosion-resistant finish |
| Seal Material | Nitrile (NBR) / synthetic elastomer |
Engineering Features & Advantages
- Precision Performance: The balanced poppet regulator design delivers accurate, repeatable outlet pressure control with minimal droop and fast response to downstream flow changes, ensuring stable actuation of pneumatic valves and cylinders.
- Industrial Reliability: Constructed for continuous duty with durable, corrosion-resistant materials and proven engineering for maximum system uptime.
- Direct Fit Replacement: Exact dimensional and functional compatibility with original IMI standards, allowing straightforward retrofit into existing hydraulic systems without rework.
Typical Industrial Applications
As a core component within process and pneumatic valve systems, the B49G series serves as the primary air treatment and pressure conditioning stage for valve islands, actuators, cylinders, and instrumentation across demanding industrial environments.
PRODUCT IMAGES




IMI NORGREN B49G-2GK-ST1-RMG Pneumatic Filter Regulator
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- Authentic & Fully Tested: 100% bench tested for hydraulic response, pressure rating, and null-bias stability before dispatch.
- Fast Dispatch: In-stock units ready for same-day dispatch via DHL / FedEx Express directly to your plant.
- Pre-Shipment Verification: High-definition photos, video testing runs, and serial number verification provided prior to shipment.
- Peace of Mind: Covered by our 12-Month Replacement Warranty.
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