PCI Slot Cover Blanking Plate with Screws – Slotted, Solid & Perforated, 10-Pack for ATX/Micro-ATX PC Cases

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PCI Slot Cover Blanking Plate with Screws – Slotted, Solid & Perforated, 10-Pack for ATX/Micro-ATX PC Cases

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Set Type: Slotted Black 10pcs With Screws

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$19.70 USD

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PCI Slot Cover Blanking Plates — Seal Unused Expansion Bays and Improve Airflow in Your PC Case

An open PCI slot on the back of your PC case is more than an eyesore — it disrupts airflow, lets dust in, and can affect system temperatures over time. These PCI slot cover blanking plates are designed for PC builders, system integrators, and anyone upgrading or reconfiguring a desktop who needs a clean, secure way to fill unused expansion bay openings.

Each set contains 10 blanking plates plus the mounting screws needed for installation. The plates are made from steel with a black zinc or nickel-plated finish depending on the color selected. Standard versions measure 120×18mm (≈4.7"×0.7") and short versions measure 80×18mm (≈3.1"×0.7"). Three panel styles are available: slotted (elongated vents), solid (fully closed), and perforated (small punched holes) — each sold as a 10-piece set in your chosen color and style.

These covers work well as PCI slot filler plates for ATX mid-tower builds, as expansion slot blanks for Micro-ATX cases during GPU or sound card swaps, and as replacement blanking plates for compact PC cases where the original covers have been lost or damaged.

🖥️ Compatibility: Fits standard screw-mount PCI expansion slots in ATX, Micro-ATX, and most mid-tower desktop PC cases. Standard length (120mm) suits full-size cases; short length (80mm) suits compact builds. Not compatible with tool-less clip-in bracket systems — confirm your case type before ordering.

⚠️ Note: Each listing is for one set of 10 blanking plates in the selected style and color. Select your preferred style (Slotted / Solid / Perforated) and color (Black / Silver) from the variant options above.

✅ Key Features of These PCI Slot Cover Blanking Plates

🔩Screws Included — Every 10-piece set comes with the matching mounting screws, so you can install your PCI slot filler plates immediately without hunting for hardware.
🎨Three Panel Styles — Choose slotted for ventilation, solid for dust-sealed builds, or perforated for a balance of airflow and coverage — all available in black or silver to match your case interior.
📐Standard & Short Lengths — The 120mm standard length fits full-size ATX cases; the 80mm short version is sized for compact and Micro-ATX builds where a full-length plate would not seat correctly.
🛡️Steel with Protective Finish — Black variants use a black zinc coating; silver variants use a nickel-plated finish. Both provide corrosion resistance and a consistent appearance inside your PC case.
💨Airflow & Dust Management — Sealing open expansion slots with these PC case slot covers helps maintain positive air pressure, reduces dust ingress, and keeps your cooling system working as intended.
🔧Tool-Assisted Screw Mount — The standard screw-mount design ensures a secure, rattle-free fit. Insert the tab into the case groove, align the screw hole, and tighten — no special tools required beyond a basic screwdriver.

📐 Technical Specifications — PCI Slot Blanking Plates

Quantity per Set	10 pieces + mounting screws
Standard Length	120mm (≈4.7")
Short Length	80mm (≈3.1")
Width	18mm (≈0.7")
Material	Steel
Surface Finish — Black	Black zinc coating
Surface Finish — Silver	Nickel-plated
Panel Styles	Slotted / Solid / Perforated (see variant options)
Color Options	Black / Silver (see variant options)
Mounting Type	Screw-mount (screws included)
Compatible Case Types	ATX, Micro-ATX, most standard mid-tower PC cases
Indoor / Outdoor Use	Indoor use only

❓ Frequently Asked Questions

What is the difference between the standard and short versions?

The standard version measures 120×18mm (≈4.7"×0.7") and fits full-size ATX and Micro-ATX cases. The short version measures 80×18mm (≈3.1"×0.7") and is designed for compact builds where the standard length would not seat correctly. Check your case's PCI slot opening depth before ordering if you are unsure which length to choose.

What is the difference between slotted, solid, and perforated styles?

Slotted covers have elongated ventilation slots for improved airflow through unused expansion bays — a good choice for cases that run warm. Solid covers block the opening completely, helping with dust control and maintaining positive air pressure. Perforated covers offer a middle ground with small punched holes that allow some airflow while still providing a degree of dust filtering.

Will these covers fit my PC case?

These blanking plates are designed to fit standard PCI expansion slot openings in ATX, Micro-ATX, and most mid-tower desktop PC cases. The standard 120mm length fits the vast majority of full-size cases. The short 80mm version suits compact builds. If your case uses a tool-less or clip-in bracket system rather than screws, contact us to confirm compatibility before ordering.

Are the mounting screws included?

Yes. Each set of 10 blanking plates comes with the corresponding mounting screws. No additional hardware is required for standard screw-mount PC cases.

How durable are these blanking plates for long-term use?

The plates are made from steel with a black zinc or nickel-plated surface finish depending on the color variant. Both finishes provide corrosion resistance for indoor use and are generally durable enough for permanent installation inside a desktop PC case. The screw-mount design also prevents loosening over time compared to clip-in alternatives.

Can I use these in humid environments or outdoors?

These blanking plates are intended for indoor use inside desktop PC cases. While the zinc and nickel surface treatments offer basic corrosion resistance, they are not rated for outdoor or high-humidity environments. For such conditions, stainless steel alternatives would generally be more appropriate.

Which style should I choose for better airflow vs. dust control?

If your case runs hot and you want to maximize airflow through unused slots, choose the slotted or perforated style. If dust buildup is your main concern or your case already has good airflow management, the solid style is the better choice — it seals the opening completely and helps maintain positive air pressure inside the case.

🛒 Select your style and color above, then add to cart — each set includes 10 blanking plates with mounting screws.

PCI Slot Cover Blanking Plate with Screws – Slotted, Solid & Perforated, 10-Pack for ATX/Micro-ATX PC Cases

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Description

PCI Slot Cover Blanking Plates — Seal Unused Expansion Bays and Improve Airflow in Your PC Case

✅ Key Features of These PCI Slot Cover Blanking Plates

📐 Technical Specifications — PCI Slot Blanking Plates

❓ Frequently Asked Questions

PCI Slot Cover Blanking Plate with Screws – Slotted, Solid & Perforated, 10-Pack for ATX/Micro-ATX PC Cases

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