AC FFU 1175X1175X290 Heavy-Duty Fan Filter Unit | Data Center & Semiconductor Cleanroom Air System
The AC FFU 1175X1175X290 is a high-performance fan filter unit engineered for large-scale critical environments, including semiconductor fabrication plants, hyperscale data centers, and aerospace cleanrooms. Featuring a 1175x1175x290mm ultra-wide design, it delivers uniform airflow (0.4–0.6 m/s) across expansive ceilings, minimizing dead zones in ISO Class 3-5 controlled spaces.
| Parameter Name | Value |
| Material | High-quality galvanized aluminum plate |
| Impeller System | MRJH® inner rotor motor + iron backward-inclined impeller (P44 thermal protection, G2.5 dynamic balance) |
| Filtration | Aluminum frame HEPA filter (1170×1170×69), Efficiency: 99.999% @0.3μm (H14), Uniform wind speed: 0.45 m/s |
| Air Speed | 0.45–0.75 m/s ±5% (three-speed adjustable) |
| Noise Level | 48–55 dB ±5 dB (static test 1m below filter) |
| Power Supply | 220V/50Hz, Rated Power: 160W–260W |
| Vibration | G2.5 fan balance (factory-tested) |
| Weight | 55 kg |
| size | 1175X1175X290 (mm) |
| Certifications | ISO 14644-1, ISO 9001, CE |
| Parameter/Feature | Our Product | Market Average | Advantages |
| H13 Filter Pleat Count | 315 pleats | 260 pleats | Larger filtration area, improving filtration efficiency and dust holding capacity. |
| HEPA Filter | - | - | Increased thickness of filtration media enhances filtration effectiveness and lifespan. |
| Pleat Height | 50 mm | 38 mm | Thicker filtration media improves filtration performance and longevity. |
| Protective Mesh Brand | High-quality 9N brand | Generic brands | Superior support and protection, ensuring structural stability. |
| Frame Thickness | 1.0 mm | 0.7 mm | Stronger frame for enhanced durability and reduced deformation risks. |
| Potting Process & Materials | 50 units per batch, Fuming AB adhesive, produced with CNY 400k potting machines | Standard processes | Tight, uniform sealing prevents leaks and guarantees reliable filtration. |
| Average Airflow Velocity | 0.8 m/s | 0.65 m/s | Higher airflow capacity with lower resistance, boosting system efficiency. |
| Motor | Waterproof | Non-waterproof | Enhanced safety and reliability in diverse environments. |
Key Features
- Premium Construction: High-quality galvanized aluminum plate ensures corrosion resistance and structural integrity.
- Precision Fan System: MRJH® low-noise inner rotor motor with P44-grade thermal protection and iron backward-inclined impeller, factory-tested for G2.5 dynamic balance.
- Uniform Airflow: Guaranteed 0.45 m/s baseline wind speed with three-speed adjustability (0.45–0.75 m/s ±5%).
- H14 Filtration: Partition-free HEPA filter achieves 99.999% efficiency at 0.3μm particles.
- Energy Efficiency: Optimized 160W–260W power consumption for 220V/50Hz operation.
- Low Noise Design: Engineered for 48–55 dB (±5 dB) noise levels at 1m below the filter.
Application Scenarios
- Cleanroom air purification in pharmaceutical, electronics, and biotech facilities.
- High-precision manufacturing environments requiring ISO-certified H14 filtration.
- Laboratories demanding ultra-low noise and uniform airflow control.
FAQ
1. What are the key applications of the AC FFU 1175X1175X290 in data centers and semiconductor cleanrooms?
The AC FFU 1175X1175X290 is designed for environments requiring ultra-clean air, such as semiconductor fabrication facilities and data centers. Its high-efficiency filtration (99.99% @0.3μm H13) ensures minimal particulate contamination, critical for semiconductor wafer processing and server cooling systems. The unit’s modular design allows seamless integration into laminar flow systems, clean benches, or custom cleanroom layouts, ensuring uniform airflow and pressure control.
2. What technical specifications make this FFU suitable for heavy-duty industrial use?
Dimensions: 1175×1175×290 mm (compact yet robust for high-capacity airflow). Airflow: Up to 2000–2200 m³/h (adjustable via three-speed settings), ideal for maintaining ISO-classified cleanroom standards. Noise Level: ≤58 dB (tested 1.5m below the filter), ensuring minimal disruption in sensitive environments. Power Efficiency: Rated power ranges from 170–200W (±5W), optimized for energy savings while supporting continuous operation4. Material: Galvanized aluminum or coated zinc-aluminum plate for corrosion resistance and durability.
3. How does the design of this FFU simplify maintenance and enhance system longevity?
Bottom-Detachable Filter: Facilitates easy replacement of the non-partitioned H13 HEPA filter (1170×570×69mm), reducing downtime. Heavy-Duty Motor: Equipped with a high-performance motor (e.g., Nidec DC or MRJH models) rated for 30,000–50,000 hours of operation, ensuring reliability in 24/7 industrial settings. Modular Compatibility: Supports flange connections (e.g., D=350mm) and optional group control modules for scalable cleanroom systems.
