Fans - Finger Guards, Filters & Sleeves

Part Number	Description / PDF	Quantity
SC120-P10 GardTec	120MM PLASTIC FAN GUARD	1886
SC60-P15/45 GardTec	60MM PLASTIC FAN GUARD 45PPI	965
SC162-W1 GardTec	150/162/172MM FAN GUARD	1861
SC60-P15/30 GardTec	60MM PLASTIC FAN GUARD 30PPI	298
SC120-W2 GardTec	120MM FAN GUARD	800
SC92-P15/45 GardTec	92MM PLASTIC FAN GUARD 45PPI	144
SC30-W1 GardTec	30MM FAN GUARD NICKEL CHROME	808
AFM-80B GardTec	FAN FILTER 80MM METAL	761
SC162-M60/5 GardTec	60PPI 162MM FILTER ULHF-1 PKG/5	208
SC40-M45/5 GardTec	45PPI 40MM FILTER ULHF-1 PKG/5	51
SC1000-W1SS GardTec	254MM GUARD 304 STAINLESS STEEL	91
SC1000-W3 GardTec	254MM ROUND FAN GUARD	154
SC120-M30/5 GardTec	30PPI 120MM FILTER ULHF-1 PKG/5	325
AFM-120B GardTec	FAN FILTER 120MM METAL	838
SC162-W12 GardTec	172MM ROUND FAN GUARD	172
SC80-P10 GardTec	80MM PLASTIC FAN GUARD	2200
SC60-W2B GardTec	60MM FAN GUARD BLACK	551
SC120-M60/5 GardTec	60PPI 120MM FILTER ULHF-1 PKG/5	81
SC80-P40 GardTec	80MM THIN PLASTIC FAN GUARD	0

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

Type	Functional Characteristics	Application Examples
Perforated Metal Guards	Mechanical protection with 95% airflow retention	Industrial motors, power tools
Polymer Mesh Filters	Particulate filtration (5-50 m efficiency)	Server racks, medical devices
Aerofoil Sleeves	Flow guidance with 15-20% static pressure increase	Aerospace cooling systems
EMI Shielding Guards	Radiation 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

Parameter	Value Range	Importance
Material Temp Range	-40 C to +150 C	Operational stability
Filter Efficiency	80-99.97% @ 0.3 m	Contamination control
Pressure Drop	5-50 Pa	Energy consumption
Noise Level	20-45 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

Manufacturer	Product Series	Key Features
NMB Technologies	AeroGuard Pro	Integrated EMI shielding & variable pitch design
Sunonwealth	MagLev Filter Sleeve	Magnetic levitation bearing & 50,000h L10 life
Delta Electronics	SmartAir Guard	Piezoelectric 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.