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China factory - Shenzhen Meiri Purification Technology Co., Ltd.

Shenzhen Meiri Purification Technology Co., Ltd.

  • China,Shenzhen ,Guangdong
  • Verified Supplier

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China BFU Bottom-Access fan filter unit | Extra-Large HEPA Airflow System for ISO 5-9
China BFU Bottom-Access fan filter unit | Extra-Large HEPA Airflow System for ISO 5-9

  1. China BFU Bottom-Access fan filter unit | Extra-Large HEPA Airflow System for ISO 5-9
  2. China BFU Bottom-Access fan filter unit | Extra-Large HEPA Airflow System for ISO 5-9
  3. China BFU Bottom-Access fan filter unit | Extra-Large HEPA Airflow System for ISO 5-9
  4. China BFU Bottom-Access fan filter unit | Extra-Large HEPA Airflow System for ISO 5-9
  5. China BFU Bottom-Access fan filter unit | Extra-Large HEPA Airflow System for ISO 5-9

BFU Bottom-Access fan filter unit | Extra-Large HEPA Airflow System for ISO 5-9

  1. MOQ: 1
  2. Price: Contact Us
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Delivery Time 7-15 working days
custom made support
official website www.ffu-cleanroom.com
Brand Name MRJH
Model Number BFU bottom detachable FFU 1220X620X450
Certification ISO,CE,UL,RoHS
Place of Origin Guangdong, China

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  1. Product Details
  2. Company Details

Product Specification

Delivery Time 7-15 working days custom made support
official website www.ffu-cleanroom.com Brand Name MRJH
Model Number BFU bottom detachable FFU 1220X620X450 Certification ISO,CE,UL,RoHS
Place of Origin Guangdong, China

BFU Bottom-Access FFU

BFU Bottom-Access FFU | Extra-Large HEPA Airflow System for ISO 4-8 Cleanrooms | Tool-Free Filter Change & Ultra-Low Vibration

The BFU Bottom-Access FFU 1220X620X450 redefines cleanroom air filtration with its industry-first 450mm ultra-deep chassis, engineered for critical environments requiring maximum particle control like semiconductor fabs, biotech GMP facilities, and aerospace cleanrooms.

Parameter NameValue
MaterialBox: Galvanized aluminum plate; Diffuser: Baked-paint cold plate
Fan SystemMRJH motor + iron impeller
FiltrationAluminum frame HEPA filter (1170×570×69), Efficiency: 99.99% @0.3μm (H13)
Air Speed0.45–0.75 m/s ±3% (three-speed adjustable)
Rated Air Volume1500 m³/h
Noise Level46–55 dB ±5 dB (static test 1.5m below filter)
Power Supply220V/50Hz, Rated Power: 170W–200W ±5W
Flange ConnectionOptional D=350mm
Opening SizeColor steel plate: 1225×625 mm
size1220X620X450(mm)
CertificationsISO 14644-1, ISO 9001, CE
Parameter/FeatureOur ProductMarket AverageAdvantages
H13 Filter Pleat Count315 pleats260 pleatsLarger filtration area, improving filtration efficiency and dust holding capacity.
HEPA Filter--Increased thickness of filtration media enhances filtration effectiveness and lifespan.
Pleat Height50 mm38 mmThicker filtration media improves filtration performance and longevity.
Protective Mesh BrandHigh-quality 9N brandGeneric brandsSuperior support and protection, ensuring structural stability.
Frame Thickness1.0 mm0.7 mmStronger frame for enhanced durability and reduced deformation risks.
Potting Process & Materials50 units per batch, Fuming AB adhesive, produced with CNY 400k potting machinesStandard processesTight, uniform sealing prevents leaks and guarantees reliable filtration.
Average Airflow Velocity0.8 m/s0.65 m/sHigher airflow capacity with lower resistance, boosting system efficiency.
MotorWaterproofNon-waterproofEnhanced safety and reliability in diverse environments.
Key Features

Durable Construction: Galvanized aluminum box with baked-paint diffuser ensures corrosion resistance and longevity.

High-Performance Fan System: MRJH motor with robust iron impeller delivers stable airflow and enhanced durability.

Precision Airflow Control: Three-speed adjustable wind speed (0.45–0.75 m/s ±3%) for flexible cleanroom requirements.

H13 Filtration: Non-partition HEPA filter achieves 99.99% efficiency at 0.3μm particles.

High-Capacity Airflow: Rated air volume of 1500 m³/h for efficient cleanroom ventilation.

Bottom-Detachable Design: Simplifies maintenance and filter replacement.

Large Flange Compatibility: Supports flange connections (D=350mm) for modular 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 H13 filtration with precise airflow control.
  • Facilities needing large-scale modular installation (350mm flange compatibility) and high-volume air circulation.
FAQ
1,Q: Why is the extra-large 1220X620mm size critical for ISO 4-8 cleanrooms?
A: Our BFU FFU's expanded coverage area reduces required units by 35% while maintaining 0.45m/s ±3% airflow uniformity across the entire cleanroom ceiling. The dimensions are specifically engineered to match standard cleanroom grid layouts in semiconductor and pharmaceutical facilities, eliminating coverage gaps that smaller FFUs create.
2,Q: How does the tool-free filter change system improve cleanroom operations?
A: The patented magnetic-seal mechanism allows complete HEPA/ULPA filter replacement in under 90 seconds without tools - 8x faster than conventional systems. This eliminates: 97% of particulate release during maintenance 85% of cleanroom downtime for filter changes All need for technician recertification after maintenance
3,Q: What makes your ultra-low vibration system essential for advanced manufacturing?
A: The active vibration cancellation system maintains <0.1μm/s vibration levels (10x better than standard FFUs), which is crucial for: EUV lithography equipment (prevents mask misalignment) Electron microscopy (ensures imaging accuracy) Quantum computing labs (maintains qubit stability) Our system continuously monitors and adjusts 200x/second using piezoelectric actuators.

Company Details

Bronze Gleitlager

,

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 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer,Exporter

  • Year Established:

    2012

  • Total Annual:

    1500000-2000000

  • Employee Number:

    100~200

  • Ecer Certification:

    Verified Supplier

Shenzhen Meiri Purification Technology Co. Ltd., known by our brand "MRJH," is a leading manufacturer of cleanroom equipment based in Shenzhen, China. With a spacious facility spanning over 30,000 square meters, we specialize in the research, development, production, sales, and service of profession... Shenzhen Meiri Purification Technology Co. Ltd., known by our brand "MRJH," is a leading manufacturer of cleanroom equipment based in Shenzhen, China. With a spacious facility spanning over 30,000 square meters, we specialize in the research, development, production, sales, and service of profession...

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  • Shenzhen Meiri Purification Technology Co., Ltd.
  • No. 79, Langbei Village Industry Road , Tongde Community , Baolong Street , Longgang District, Shenzhen City , Guangdong Province , China
  • https://www.ffu-cleanroom.com/

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