Fans - Finger Guards, Filters & Sleeves

Image Part Number Description / PDF Quantity Rfq
WMG80M

WMG80M

Orion Fans

FAN GUARD 80MM WIRE MESH NATURAL

0

GRM92-45

GRM92-45

Orion Fans

FAN FILTER 92MM 45PPI

1391

G120P

G120P

Orion Fans

FAN GUARD PLASTIC 120MM

3527

G200-12

G200-12

Orion Fans

FAN GUARD METAL 200MM

400

G80POG

G80POG

Orion Fans

FAN GUARD PLASTIC 80MM PUSH ON

122

WMG127B

WMG127B

Orion Fans

FAN GUARD 127MM WIRE MESH

0

LFG120FHD

LFG120FHD

Orion Fans

FILTER HD FOAM 120MM

39

G80-18

G80-18

Orion Fans

FAN GUARD METAL 80MM

20255

LFGH120

LFGH120

Orion Fans

FAN FILTER GUARD ASSY 120MM ABS

67

WMG92B

WMG92B

Orion Fans

FAN GUARD 92MM WIRE MESH BLACK

0

LFG280BF/PK

LFG280BF/PK

Orion Fans

LFG280 REPLACEMENT MEDIA 5 PACK

30

LFG254FHDH

LFG254FHDH

Orion Fans

FILTER HD FOAM HYDROPHOBIC 254MM

0

G92-16B

G92-16B

Orion Fans

FAN GUARD METAL 92MM BLACK

0

G60-4

G60-4

Orion Fans

FAN GUARD METAL 60MM

14468

M92-30

M92-30

Orion Fans

92MM FAN FILTER MEDIA 30PPM

769

LFGS120

LFGS120

Orion Fans

FAN FILTER GUARD ASSY 120MM ABS

65

LFGH280

LFGH280

Orion Fans

FAN FILTER GUARD ASSY 280MM ABS

5

G172-10HA

G172-10HA

Orion Fans

FAN GUARD METAL 172MM

1988

M60-45

M60-45

Orion Fans

60MM FAN FILTER MEDIA 45PPM

503

G92-16

G92-16

Orion Fans

FAN GUARD METAL 92MM

7441

Fans - Finger Guards, Filters & Sleeves

1. Overview

Fan accessories including finger guards, filters, and sleeves are critical components in thermal management systems. Finger guards prevent physical contact with rotating blades, filters ensure airflow purity, and sleeves optimize aerodynamic performance. These components are essential for maintaining equipment reliability, safety compliance, and energy efficiency in modern electronics, industrial machinery, and HVAC systems.

2. Main Types & Functional Classification

TypeFunctional CharacteristicsApplication Examples
Perforated Metal GuardsMechanical protection with 95% airflow retentionIndustrial motors, power tools
Polymer Mesh FiltersParticulate filtration (5-50 m efficiency)Server racks, medical devices
Aerofoil SleevesFlow guidance with 15-20% static pressure increaseAerospace cooling systems
EMI Shielding GuardsRadiation suppression (30-100MHz range)Telecom equipment

3. Structure & Composition

Finger guards typically use stamped aluminum alloys (6061-T6) or glass-reinforced nylon. Filters employ multi-layer media: pre-filters (PET non-woven), HEPA layers (borosilicate microfibers), and activated carbon. Sleeves are constructed from anodized aluminum or fiber-reinforced polymers with aerodynamic profiles optimized via CFD analysis. All components incorporate anti-vibration mounts and corrosion-resistant coatings.

4. Key Technical Specifications

ParameterValue RangeImportance
Material Temp Range-40 C to +150 COperational stability
Filter Efficiency80-99.97% @ 0.3 mContamination control
Pressure Drop5-50 PaEnergy consumption
Noise Level20-45 dB(A)Environmental comfort

5. Application Fields

  • IT Infrastructure: Data center cooling systems
  • Industrial Automation: CNC machine tool cooling
  • Consumer Electronics: Gaming PC thermal management
  • Medical Equipment: MRI scanner thermal control

6. Leading Manufacturers & Products

ManufacturerProduct SeriesKey Features
NMB TechnologiesAeroGuard ProIntegrated EMI shielding & variable pitch design
SunonwealthMagLev Filter SleeveMagnetic levitation bearing & 50,000h L10 life
Delta ElectronicsSmartAir GuardPiezoelectric vibration sensing & IoT integration

7. Selection Guidelines

Consider environmental factors (temperature/humidity), system airflow requirements (CFM vs static pressure), maintenance accessibility, and regulatory standards (UL/CSA/CE). For high-contamination environments, select filters with differential pressure indicators. In vibration-prone applications, specify anti-resonance sleeve designs.

Industry Trends

Market evolution focuses on smart integration (IoT-enabled condition monitoring), nanocoating technologies for self-cleaning filters, and additive manufacturing for complex aerodynamic geometries. Regulatory pressures drive demand for UL94 V-0 flame-rated materials and RoHS-compliant production processes. Forecasted CAGR of 6.2% (2023-2030) driven by edge computing infrastructure growth.

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