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Aluminum Fan Filter Unit (92mm/AFM-92B)

Aluminum Fan Filter Unit (92mm/AFM-92B)

Manufactured in USA
100 in stock
Regular price $3.93 USD
Regular price Sale price $3.93 USD
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92mm Fan Screen: Molded 92mm Plastic Fan Guard

A loose wire drifting into spinning fan blades can wreck a cooling setup in seconds. The GardTec 92mm Plastic Fan Guard bolts directly over standard axial fans to create an immediate, reliable barrier against fingers, stray cables, and dropped hardware. Designed for high airflow setups, this 92mm fan screen keeps delicate blades safe without choking CFM or adding mechanical strain to chassis panels.

We mold these 92mm Plastic Fan Guards from a rugged, impact-resistant polymer that solves the headaches common with cheap sheet metal grills. Because the plastic is completely non-conductive and rust-proof, you never have to worry about a stray wire rubbing bare against a sharp edge or humidity corroding the finish over time. Whether you’re organizing bundles in a tight server rack, wiring up an industrial automation panel, or closing out a custom benchtop electronics build, it gives you dependable, drop-in blade protection without bending out of shape or weighing down your mounting brackets.

Why Choose a 92mm Plastic Fan Guard Over Metal?

  • Stop Cable & Blade Damage Early: Loose power leads, sagging patch cords, and wandering screwdrivers can snap a spinning fan blade in an instant. This guard creates a solid barrier that keeps your fan motor running instead of burning out from an unexpected jam.

  • Keep Airflow Moving Freely: Unlike stamped metal plates that choke CFM, the open concentric ring pattern lets air breathe. Your fans move maximum volume with practically zero static pressure loss or annoying wind whistling.

  • Zero Short-Circuit or Rust Worries: Bare metal grills carry an electrical shock risk if an adjacent wire's insulation wears thin. This tough molded polymer is non-conductive, non-sparking, and completely immune to the rust and corrosion that plague metal in humid shop environments.

  • Lightweight on Sensitive Mounts: Metal wire and stamped guards add noticeable drag to lightweight assemblies. This featherweight plastic guard bolts cleanly onto thin sheet metal, acrylic panels, and 3D-printed enclosures without bowing or warping the chassis.

  • Drop-In, Drill-Free Fit: The corner holes match the standard 82.5mm mounting center on conventional 92mm axial cooling fans, so you won't waste time measuring, reaming out holes, or modifying brackets.

Where Does a 92mm Fan Screen Work Best?

This guard is a standard choice across commercial, IT, and shop-floor setups:

  • Control Cabinets & Automation Racks: Keeps hands safe while field technicians work inside live enclosures.

  • Server Closets & Network Enclosures: Guards exhaust ports from migrating patch cords and zip-tie tails.

  • Benchtop Gear & Power Supplies: Caps exposed fan cutouts on custom lab hardware, audio rigs, and prototyping cases.

Guard vs. Filter: Which Setup Does Your Equipment Need?

  • Use this plastic guard when you need a physical barrier for safety with zero airflow penalty.

  • Use a filter if airborne dust is the real problem. For dirty shop air, consider our 92mm mesh fan filters. If your build houses radio transmitters or sensitive circuit boards that require grounding, install a conductive aluminum mesh fan filter rated for EMI/RFI shielding instead.

What Are the Exact Specifications and Dimensions?

Specification

Details

Product Type

Axial fan finger guard / screen

Nominal Fan Size

92 mm x 92 mm

Material

Molded industrial polymer (non-conductive)

Primary Function

Blade protection & cable standoff

Airflow Impact

Minimal restriction (open concentric ring profile)

Dust / Media Filter

None (open-air safety guard, not a filter)

EMI / RFI Shielding

None (polymer build; no electromagnetic attenuation)

Mounting Pattern

Standard 4-hole corner layout (82.5 mm center-to-center pitch)

Hardware Compatibility

Standard 5 mm fan screws or M4 machine screws (verify fan depth)

Have Questions About This 92mm Fan Screen?

1. What does this 92mm fan screen actually do?

It bolts over the face of your fan to keep fingers, cables, and loose hardware from hitting moving blades while letting cooling air pass straight through.

2. Can a 92mm Plastic Fan Guard catch airborne dust?

No. This is strictly a physical finger guard. If your enclosure pulls in lint, hair, or shop dust, pair your fan with a dedicated 92mm mesh fan filter assembly instead.

3. Does this guard offer EMI/RFI shielding?

No. Molded plastic cannot ground out electromagnetic or radio frequency interference. If your application demands noise attenuation, you will need an aluminum mesh fan filter engineered specifically for EMI/RFI shielding.

4. How do I make sure this guard fits my fan?

Measure the outer edge of your fan frame. If it is 92mm across, this will line up. Standard 92mm fans use an 82.5mm hole-to-hole center spacing, which matches this guard.

5. Can I install this on either the intake or exhaust side?

Yes. You can mount it on the intake, exhaust, or both sides of any compatible 92mm fan, as long as your mounting screws are long enough to bite into the fan frame.

6. What mounting screws should I use?

Standard 5mm self-tapping fan screws or M4 machine screws with nuts are the typical choice. Screws are not included since screw length depends entirely on panel thickness and fan depth.

7. Why pick a plastic fan guard instead of a steel wire grill?

Plastic will never rust in humid environments, cannot conduct an electrical short if a bare wire touches it, weighs less, and will not bend permanently if bumped.

8. Will this guard make my cooling fan louder?

Hardly at all. The thin, rounded rings create far less air turbulence and whistle than stamped metal louvers or thick mesh filters.

9. What is the best way to clean this guard?

Power down the equipment and blow off surface lint with a shot of compressed air, or wipe down the front face with a dry shop cloth.

Model AFM-92B
Shipping Weight 0.1 lb
Manufacturer GardTec Inc.

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