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Stainless Steel Fan Filter Unit (304/316)

Stainless Steel Fan Filter Unit (FFU) features a 304 or 316 stainless steel housing with HEPA or ULPA filtration to deliver clean, uniform airflow for ISO-classified cleanrooms. Its corrosion-resistant and easy-to-clean construction makes it ideal for hygiene-critical environments.

Designed for long-term cleanroom operation, our stainless steel FFUs offer stable airflow, low noise, AC/EC motor options, and custom sizes for pharmaceutical, food, biotechnology, laboratory, and hospital applications.

Key Benefits：

304/316 Stainless Steel Housing
Easy to Clean & Hygienic Surface
Excellent Corrosion Resistance
H13/H14 HEPA or ULPA Filter
Custom Sizes & AC/EC Motors

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Technical Parameters

Model	SS-FFU-1175	SS-FFU-575	SS-FFU-615
*Size (LWH) / mm*	11751175265	1175575265	615615265
Airflow (m3/h)	<2600(60Hz) <3200(50Hz)	<1300(60Hz) <1600(50Hz)	<1100(60Hz) <1300(50Hz)
Air velocity (m/s)	0.45m/s (±20%)	0.45m/s (±20%)	0.45m/s (±20%)
Class	ISO Class 5 (Equivalent to Class 100)
Noise	52-58dB
Position of testing noise	1m far below the filter
Frame material	SS201/SS304/SUS316
Surface Finish	Brushed / Polished (Optional)
Motor	AC Motor / EC Motor (Optional)
Control	3-Speed / 5-Speed Controller (Optional)
HEPA filter	Mini-Pleat HEPA Filter (H13/H14) 1170117069 ULPA U15–U17（Optional）	Mini-Pleat HEPA Filter (H13/H14) 117057069 ULPA U15–U17（Optional）	Mini-Pleat HEPA Filter (H13/H14) 61061069 ULPA U15–U17（Optional）
Pre-filter	G4 415X415X10
Power Supply	220V/50/60Hz/1P
Weight	65kg	25kg	20KG
Installation	Ceiling Grid Mounted

Technical Drawing

The exploded view illustrates the stainless steel construction and internal components of the Fan Filter Unit, ensuring easy maintenance, reliable airflow, and hygienic cleanroom operation.

Stainless Steel Fan Filter Unit（SS FFU）3D-drawing

Frame	Stainless steel 201/304/316 plate
Type	Box/single header/doubleheader
Media	Superfine fiberglass /PP
Separator	Aluminum foil/Paper
Sealant	Thermo resistant glue
Max. Temp.	100°C
Min. Humility	80°C

Applications of Stainless Steel Fan Filter Units

Stainless Steel Fan Filter Units are ideal for cleanroom environments that require superior hygiene, corrosion resistance, and easy cleaning. They are widely used in pharmaceutical manufacturing, biotechnology laboratories, food and beverage processing, hospitals, medical device production, cosmetics manufacturing, and other contamination-controlled cleanroom facilities.

Pharmaceutical Manufacturing

Designed for GMP pharmaceutical cleanrooms, providing stable HEPA-filtered airflow to maintain hygienic production environments and reduce airborne contamination.