Features
1.Low consumption,super performance and low operation cost
Direct drive backward inclined fan, high efficiency, low noise, more endurable, more energy-saving
2.Scientific air passage design, low resistance, low noise, save space
3.Flexible design to suit various needs
We are equipment with great capabilities of customized design to suit various needs.external size can be altered to suit various type of GRID.Also, we provide professional solutions in respond to changes of external material case,special power supply, or changes of fan configuration
4.Safe and operation friendly
FFU is able to support high-intensity box and ensures the safety of staff for installation and maintenance. Remote monitoring and adjustment are available and it is easy to operate
5.Muiti-level protective devices
FFU is equipped with over-current relay, motor protective device, fault indicator and fault signal circuit. Thermal protector, fuse and motor breaker and such can be applied upon request.
Profile:
FFU is a type of unit used for filtering laminar air and supplying clean air.FFU can bu used standalone or installed modularly. FFU is the core when making cleanroom equipment for a given space including clean booth,clean bench and cleanroom assembly.

Technical parameters:
Note: Powerful EFU design and production capacity and rich experience in and in-depth study of FFU allow us to become an expert in producing customized nonstandard FFU.
Please consult our business department for specific FFU specifications and configurations. We may carry out FFU nonstandard design on the product as per your site and will do our utmost to meet your personalized need of FFU.
Model | FFU-2×2 | FFU-2×4 | FFU-3×4 | FFU-4×4 |
External Dimensions(mm) | 575×575×300 | 575×1175×300 | 875×1175×300 | 1175×1175×300 |
HEPA Filter Size(mm) | 570×570×69 | 570×1170×69 | 870×1170×69 | 1170×1170×69 |
Efficiency | HEPA 0.3µm@≥99.99% ULPA 0.12µm@≥99.9995% |
Prefilter | Launderable Non-Woven |
Construction | Lectrogalvanized Meta Sheet OR SUS OR AL |
Air Velocity(m/s) | 0.35~0.45 | 0.35~0.45 | 0.35~0.45 | 0.35~0.45 |
Air Volume(CMH) | 410~530 | 840~1080 | 1280~1650 | 1720~2160 |
Speed Control | 3 Grades OR 5 Grades OR Stepless Speed |
Noise Level dB(A) | 48~50 | 48~52 | 50~56 | 52~58 |
Power Consumption | AC | ≤98 | ≤150 | ≤180 | ≤200 |
DC | ≤65 | ≤90 | ≤130 | ≤160 |
Power Source | AC 110/220V OR 220/380V 50/60HZ OR DC220V |
Protector | Included |
Weight(KG) | 28 | 40 | 47 | 55 |
Centralized control system advantages:
1. To adjust clean room air supply volume according to the clean room cleanliness requirements.
2. To achieve sub-regional adjustment;
3. To achieve one key air supply, reducing the air supply volume to maintain positive pressure;
4. Energy saving, reducing the frequency of replacing HEPA filter to improve the service life of HEPA filter;