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BFU Bottom-Access FFU Fan Filter Unit with Compact 620x620x350mm Design for Vibration-Free Cleanroom Air Purification
BFU Bottom-Access FFU Fan Filter Unit with Compact 620x620x350mm Design for Vibration-Free Cleanroom Air Purification
BFU Bottom-Access FFU Fan Filter Unit with Compact 620x620x350mm Design for Vibration-Free Cleanroom Air Purification
BFU Bottom-Access FFU Fan Filter Unit with Compact 620x620x350mm Design for Vibration-Free Cleanroom Air Purification
BFU Bottom-Access FFU Fan Filter Unit with Compact 620x620x350mm Design for Vibration-Free Cleanroom Air Purification
BFU Bottom-Access FFU Fan Filter Unit with Compact 620x620x350mm Design for Vibration-Free Cleanroom Air Purification
BFU Bottom-Access FFU Fan Filter Unit with Compact 620x620x350mm Design for Vibration-Free Cleanroom Air Purification
BFU Bottom-Access FFU Fan Filter Unit with Compact 620x620x350mm Design for Vibration-Free Cleanroom Air Purification
Specifications
Certification :
ISO,CE,GMP,FDA,UL,ATEX,RoHS
custom made :
support
Brand Name :
MRJH
Model Number :
BFU bottom detachable FFU 620X620X350
Place of Origin :
Guangdong, China
MOQ :
1
Price :
Contact Us
Delivery Time :
7-15 working days
Description
BFU Bottom-Access FFU Fan Filter Unit with Compact 620x620x350mm Design for Vibration-Free Cleanroom Air Purification
BFU Bottom-Access FFU | Easy-Maintenance HEPA System

The BFU Bottom-Access FFU 620X620X350 revolutionizes cleanroom maintenance with its ground-breaking bottom-access panel design, specifically engineered for high-frequency filter replacement environments like hospital operating rooms, microelectronics assembly lines, and ISO Class 4-6 clean zones. Its 620x620x350mm compact footprint integrates seamlessly into space-constrained ceilings while delivering 360 m³/h airflow with ultra-low turbulence.

Technical Specifications
Material Box: Galvanized aluminum plate; Diffuser: Baked-paint cold plate
Fan System MRJH® motor + metal impeller
Air Speed 0.45-0.75 m/s ±3% (three-speed adjustable)
Noise Level 46-55 dB ±5 dB (static test 1.5m below filter)
Power Supply 220V/50Hz, Rated Power: 150W-190W ±5W
Vibration ≤5μm peak
Flange Connection Optional D=25mm
Opening Size Color steel plate: 625×625 mm
Size 1175X1175X215(mm)
Certifications ISO 14644-1, ISO 9001, CE
Performance Comparison
Parameter/Feature Our Product Market Average Advantages
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
  • Durable Construction: Galvanized aluminum box with baked-paint diffuser ensures corrosion resistance and longevity
  • Efficient Fan System: MRJH® motor paired with a metal impeller delivers stable airflow and ultra-low noise
  • Precision Airflow Control: Three-speed adjustable wind speed (0.45-0.75 m/s ±3%) for flexible cleanroom requirements
  • Filtration: Non-partition HEPA filter achieves superior performance
  • Bottom-Detachable Design: Simplifies maintenance and filter replacement
  • Optional Connectivity: Supports flange connections (D=25mm) and group control modules for system integration
  • Low Noise: Engineered for 46-55 dB (±5 dB) operation at 1.5m below the filter
Application Scenarios

Cleanroom air purification in pharmaceutical, electronics, and biotechnology facilities.

Manufacturing zones requiring ISO-certified filtration with precise airflow control.

Facilities needing modular installation (flange compatibility) and easy maintenance.

BFU Bottom-Access FFU Fan Filter Unit with Compact 620x620x350mm Design for Vibration-Free Cleanroom Air Purification BFU Bottom-Access FFU Fan Filter Unit with Compact 620x620x350mm Design for Vibration-Free Cleanroom Air Purification BFU Bottom-Access FFU Fan Filter Unit with Compact 620x620x350mm Design for Vibration-Free Cleanroom Air Purification BFU Bottom-Access FFU Fan Filter Unit with Compact 620x620x350mm Design for Vibration-Free Cleanroom Air Purification BFU Bottom-Access FFU Fan Filter Unit with Compact 620x620x350mm Design for Vibration-Free Cleanroom Air Purification BFU Bottom-Access FFU Fan Filter Unit with Compact 620x620x350mm Design for Vibration-Free Cleanroom Air Purification BFU Bottom-Access FFU Fan Filter Unit with Compact 620x620x350mm Design for Vibration-Free Cleanroom Air Purification BFU Bottom-Access FFU Fan Filter Unit with Compact 620x620x350mm Design for Vibration-Free Cleanroom Air Purification BFU Bottom-Access FFU Fan Filter Unit with Compact 620x620x350mm Design for Vibration-Free Cleanroom Air Purification
Frequently Asked Questions
How does the bottom-access design simplify HEPA filter maintenance in sterile environments like ORs?

The tool-free, bottom-loading mechanism allows single-person filter replacement without dismantling the unit or disrupting laminar airflow - critical for maintaining ISO Class 5 conditions during surgeries or microelectronics production.

What makes this FFU suitable for vibration-sensitive applications like semiconductor metrology?

Featuring a brushless DC motor with G2.5 dynamic balance and vibration levels, it eliminates interference with sensitive equipment (e.g., electron microscopes or lithography tools) while operating at <50dB.

Can the compact 575x575x250mm frame integrate with existing cleanroom grids?

Yes, it supports:

  • Drop-in installation for standard 2'x2' T-bar ceilings
  • Flange-less sealing to prevent particle leakage
  • Optional 1200x600mm adapters for ISO 14644-1 recertification
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BFU Bottom-Access FFU Fan Filter Unit with Compact 620x620x350mm Design for Vibration-Free Cleanroom Air Purification

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Product Detail
Certification :
ISO,CE,GMP,FDA,UL,ATEX,RoHS
custom made :
support
Brand Name :
MRJH
Model Number :
BFU bottom detachable FFU 620X620X350
Place of Origin :
Guangdong, China
MOQ :
1
Contact Supplier
video
BFU Bottom-Access FFU Fan Filter Unit with Compact 620x620x350mm Design for Vibration-Free Cleanroom Air Purification
BFU Bottom-Access FFU Fan Filter Unit with Compact 620x620x350mm Design for Vibration-Free Cleanroom Air Purification
BFU Bottom-Access FFU Fan Filter Unit with Compact 620x620x350mm Design for Vibration-Free Cleanroom Air Purification
BFU Bottom-Access FFU Fan Filter Unit with Compact 620x620x350mm Design for Vibration-Free Cleanroom Air Purification

Shenzhen Meiri Purification Technology Co., Ltd.

Verified Supplier
3 Years
guangdong, shenzhen
Since 2012
Business Type :
Manufacturer, Exporter
Main Products :
Air Shower, Cleanroom Pass Box, Modular Clean Room
Total Annual :
1500000-2000000
Employee Number :
100~200
Certification Level :
Verified Supplier
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