Fans - Finger Guards, Filters & Sleeves

Part Number	Description / PDF	Quantity
MG-15 Mechatronics	FAN FINGER GUARD 172MM	40
SG-31 Mechatronics	FAN FINGER GUARD 80MM	0
PFG2-12T Mechatronics	FAN FILTER KIT 120MM W/ NYLON FI	0
09450-G Mechatronics	FILTER GUARD 120MM	0
09325-F/100 Mechatronics	FILTER ASSEMBLY 100PPI 80MM	49
PFG2-92NR Mechatronics	FAN FILTER KIT 92MM W/ HOOD AND	0
09251-G Mechatronics	FILTER GUARD 60MM	100
SG-36B Mechatronics	FAN FINGER GUARD 92MM W/ BACK FI	0
SG-14B Mechatronics	FAN FINGER GUARDS 40MM W/ BLACK	0
AFG-15T Mechatronics	172MM ALUMINUM FAN FILTER KIT	0
MG-80-S Mechatronics	FAN FINGER GUARD 80MM 304SS	70
PFG2-92T Mechatronics	FAN FILTER KIT 92MM W/ NYLON FIL	0
PFG2-12TR Mechatronics	FAN FILTER KIT 120MM W/ HOOD AND	0
SC162-M45 Mechatronics	FAN FILTER MEDIA 162MM 45PPI 5 P	17
SGR-50 Mechatronics	FAN FINGER GUARD 172MM	50
AFG-12T Mechatronics	120MM ALUMINUM FAN FILTER KIT	15
MG-25X Mechatronics	GUARD FOR 10" FAN, PLATED ON THE	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.