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Deiiang specializes in the design, development, and manufacturing of a wide range of reliable Fan Filter Units (FFUs) for cleanroom projects. We offer exceptional value for money alongside certification reports and a complete suite of technical data, ensuring consistent, long-term product quality. Our FFUs suit pharma, electronics, medical and new energy facilities perfectly.
These FFUs offer customization options for AC/EC motors, various housing materials, and adjustable airflow; tailored products can be provided to meet specific requirements, satisfying most on-site HVAC and regulatory standards.
Our professional team provides a one-stop, customized supply of cleanroom FFU to meet your specific requirements.
Deiiang aims to design and create cleanbooths products that offer high cleanliness, superior quality, intelligent operation, low energy consumption, and low noise.
Fan Filter Units supplied with production cleaning filtration equipment can be supplied complete with HEPA or ULPA filters, bearing traceable certification to guarantee compliance with ISO grades, GMP inspections, and your own quality control rules.
FFUs can be configured to deliver constant, uniform airflow across the production area, helping remove dead spots around equipment, filling lines, and inspection zones for more reliable particle control.
Fan Filter Units with EC motors offer energy‑efficient operation; reduced power use and lower heat gains make it easier to run different fan speeds for various shifts or process recipes without overloading HVAC capacity.
Standard FFUs use powder‑coated steel housings for most cleanrooms, while stainless steel models can be washed down, resist corrosion, and are ideal for high‑hygiene or chemically challenging environments.
Low‑noise Fan Filter Unit designs support comfortable work in laboratories, pharmacies, assembly rooms, production areas, and medical facilities, reducing background sound without sacrificing airflow performance.
Standard FFU sizes are designed to drop into common ceiling grids and modular layouts, making it easier to adapt units to both new cleanrooms and existing production halls with minimal structural changes.
Front access to filters and internal components, plus optional differential pressure test ports, makes routine inspections, filter changes, and safety checks faster and safer for maintenance teams.
Single FFUs, groups, or full networks can be tied into BMS/SCADA so airflow, alarms, and power consumption are monitored centrally, supporting data‑driven cleanroom operation and troubleshooting.
Stainless Steel FFU
SS304 or SS316 forms the shell of this Fan Filter Unit.
It holds up against strong sanitizers and repeated wiping without corrosion, keeping a smooth sanitary surface for years on end. Pharma, food and cosmetic factories go for these FFUs to pass GMP and FDA audits smoothly.
While the initial cost is relatively higher, the service life is significantly longer. For demanding production areas, selecting this type of stainless steel is a wise choice to avoid excessive wear and tear.
Cleanroom Fan Filter Unit (standard)
Standard FFUs have coated steel or aluminum frames.
These Fan Filter Units deliver steady airflow and filtration. Most electronics plants, assembly lines and labs rely on such FFUs for their cleanrooms.
This Fan Filter Unit doesn’t weigh much at all. Installing a large batch takes minimal time. It’s a great fit when budget and coverage range are your top concerns.
Cleaning this device is simple. As long as the cleaning agents or disinfectants are not highly corrosive or harsh, mild, standard products can be used.
Comparison Conclusion: If you require a standard cleanroom configuration and wish to minimize costs, the second option is suitable. However, if you need to use potent chemical cleaning agents, adhere to extremely strict hygiene standards, or require highly durable equipment, then a stainless steel Fan Filter Unit is the ideal choice.
HEPA and ULPA filters are the core foundation for production lines achieving GMP standards. They maintain relatively stable positive pressure in clean areas such as raw material preparation, filling, and aseptic passages, thereby preventing cross-contamination between areas.
The cleanliness of intensive care units, operating rooms, and isolation wards largely depends on low-noise HEPA FFUs. It reduces airborne infections and operates virtually silently, causing no disturbance to patients and healthcare workers.
Ceiling-mounted Fan Filter Units help electronics workshops like wafer fabs achieve ISO standards by creating a uniform and continuous laminar flow above the clean area, protecting wafers from particles and dust generated by static electricity.
Stainless steel FFUs are HACCP food safety certified, corrosion-resistant, and rust-resistant, and can withstand rinsing, steaming, and disinfection during food processing. They also maintain the cleanliness of filling, cutting, and packaging areas.
These EC motor Fan Filter Units are ideal for biosafety laboratories and chemical and physical laboratories, as they are energy-efficient and stable, maintaining consistent pressure and clean air around the clock.
Fan Filter Unit setups above assembly and sterilization areas build ISO-standard clean zones. These FFUs make audit and cleanliness trace checks way easier for medical device makers.
FFUs reduce the presence of most particulate matter and microorganisms during cosmetic production. By drawing in airborne powder and filtering it, they meet cleanliness requirements.
Explosion-resistant and stainless steel Fan Filter Units are essential equipment for ensuring fire safety and operational safety. They are used in high-risk areas handling solvents and toxic substances.
To start, simply select a manufacturing process and upload a 3D CAD file.
Within a few hours we'll send you design for manufacturability (DFM) analysis and real-time pricing.
Once you review your quote and place your order, we'll start the manufacturing process. We also offer finishing options.
Our digital manufacturing process allows us to produce parts in as fast as 1 day.
Deiiang is a professional cleanroom system integrator, providing you with a one-stop comprehensive solution for cleanroom construction.
| Product Name | AC FFU | |||
| Product Model | DC-FFU-A01 | DC-FFU-A02 | DC-FFU-A03 | DC-FFU-A04 |
| Dimension(mm) | 575x575x220 | 575x1175x220 | 875x1175x275 | 1175x1175x295 |
| Filter Dimension(mm) | 570x570x69 | 570x1170x69 | 870x1170x69 | 1170x1170x69 |
| Air Volume | 500m³/h | 1000m³/h | 1500m³/h | 2000m³/h |
| Noise | 52~62dB(A) | 52~62dB(A) | 52~62dB(A) | 52~62dB(A) |
| Air Pressure | 200PA | 200PA | 260PA | 290PA |
| Power | 170W | 170W | 200W | 240W |
| Weight | 28Kg | 35Kg | 47Kg | 55Kg |
| Material | Galvanized/powder coated/SUS 304 plate | |||
| Supply Power | AC 1N 110, 220V/50,60Hz | |||
| Control System | 3 stage regulation, group reguation | |||
| Filter Efficiency | 99.95%MPPS above H13-U16@EN1822 | |||
| Pre Filter | G3/G4 Filter, nylon filter | |||
| Work Status | power Indicator, work indicator, Error indicator | |||
| Connection Type | 3 Pin Aviation Male Female socket, terminat blocks | |||
| Overload Protection | Overload protect of motor and controller | |||
| Monitor Contact Communication Method | port of reserve and Erro | |||
Deiiang FFU Quality Control Flowchart
The FFU is a combined unit featuring both a fan and a filtration function; the fan and filter are housed together in a single casing and suspended from a grid framework.
FFUs work great for updating old cleanrooms, modular builds and local clean air over production lines.
After air is drawn into the FFU, internal HEPA and ULPA filters capture tiny dust particles and impurities.
The unit's fan then discharges the purified air through the outlet. This continuous circulation process meets cleanroom requirements.
Follow construction drawings to cut or use pre-made ceiling slots for Fan Filter Unit placement.
Lock each FFU with brackets. Keep them flat and snug against ceiling grids to hold a tight seal.
Filter replacement is needed every 6–12 months.
You can also ｒｅｐｌａｃｅ them earlier if pressure drop data shows severe contamination.
Disconnect the power supply to the FFU before performing any operations.
During installation, ensure the airflow direction is downward and the frame is properly sealed. Deiiang recommends a two-person team for the task and advises handling the filter with care.
Fan Filter Units are perfect for small auxiliary medical clean zones, like pharmacy work areas, laminar flow stations and isolation cabins.
They’re especially useful for renovation projects where new ductwork installation is not feasible.
It is generally between 5 and 10 years; regular filter replacement helps maintain the FFU motor in good working condition and extends the equipment's service life.
Harsh operating environments and improper operation can shorten the service life of the FFU.
Choosing the right Fan Filter Units is about matching your process, layout, and compliance needs – not just filter grade or price. Below is a practical guide for B2B projects:
1. Industry and Cleanliness Class
Start from your industry and target ISO class, then decide whether you need HEPA or ULPA FFUs.
Pharmaceutical, biotech, and sterile filling lines often use HEPA or ULPA FFUs to reach ISO 5–7 and support EU GMP / FDA audits.
Electronics, semiconductor, and medical device assembly usually choose HEPA FFUs for ISO 5–7 with stable laminar flow and low vibration.
Battery, new energy, and precision machining focus on particle load and humidity control, using FFUs to upgrade key zones to ISO 5–7 inside ISO 6–8 workshops.
2. Airflow, Layout, and Quantity
Define required air changes per hour and face velocity first, then calculate the number of FFUs according to room area and height.
Plan FFU layout with your process: high‑risk zones, filling heads, coating lines, and inspection areas should get the most uniform airflow and highest coverage.
For retrofits, we review existing ceiling grids, duct connections, and pressure cascades to avoid dead corners and uneven air distribution.
3. Fan Filter Units Type, Materials, and Motor
For standard environments, powder‑coated steel Cleanroom Fan Filter Units usually balance cost and performance.
For frequent wash‑down or corrosive chemicals, Stainless Steel FFUs or special coatings are safer and last longer under aggressive cleaning.
EC Motor FFUs reduce power consumption and simplify speed control; Low Noise FFUs fit hospitals, labs, and operator‑intensive areas where comfort matters.
4. Integration, Energy, and Maintenance
Confirm how FFUs will integrate with your HVAC or AHU: power supply, control signals, BMS/SCADA monitoring, and alarm strategy.
Check filter change intervals, access space, and test ports so that maintenance can be done safely without stopping the whole line.
For multi‑year projects, life‑cycle cost (energy + filters + downtime) is often more important than the initial purchase price per FFU.
5. Compliance, Documentation, and Lead Time
Make sure test reports, filter certificates, and material data are complete enough for ISO, GMP, or customer audits in your sector.
Typical lead time includes solution confirmation (3–10 days), FFU production (2–4 weeks), plus shipping. Share your industry, room size, ISO class, and schedule with Deiiang, and we will propose a tailored FFU solution as quickly as possible.
