Cooler Master

Cooler Master MCA-U000C PCIe 4.0 x16 Riser Cable

Name: Cooler Master MCA-U000C PCIe 4.0 x16 Riser Cable
Brand: Cooler Master
SKU: MCA-U000C-WPCI40-300

Unlock Your Graphics Card's Full PotentialThe Cooler Master MasterAccessory Riser Cable PCIe 4.0 x16 - 300mm allows you to showcase your graphics card with style and ensures peak performance. Designed for flexibility and durability, this riser cable features heavy-duty shielding to prevent electr...

$69.99*

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*Price sourced from Amazon.com. Last updated:Sep 12, 2026.Price and availability are subject to change — details.

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Overview

Unlock Your Graphics Card's Full Potential

The Cooler Master MasterAccessory Riser Cable PCIe 4.0 x16 - 300mm allows you to showcase your graphics card with style and ensures peak performance. Designed for flexibility and durability, this riser cable features heavy-duty shielding to prevent electromagnetic interference and a multi-layer coated PCB for best-in-class performance.

Specifications:

Compatibility: PCIe 4.0 x16
Cable Length: 300mm
Material: EMI Shielded 30 AWG Tinned Copper Wires, ABS Casing, Gold-Plated Pins
Features: PCIe 4.0 Compatible, Ultra Durable PCB, Heavy Duty Shielding, Gold-Plated Pin Connections, Protective ABS Casing

Key Features

PCIe 4.0 Compatible: While providing twice the bandwidth of PCIe 3.0, the Gen 4.0 riser cable remains backwards compatible with a maximum transfer rate of over 64Gb/s (bi-directional) and fully supports the 16GT/s bit rate of PCIe 4.0 devices.

Ultra Durable PCB: The multi-layer coated PCB provides best-in-class performance under high thermal loads, cable flex, and moisture resistance.

Heavy Duty Shielding: EMI shielded 30 AWG tinned copper wires ensure minimal signal delay and electromagnetic interference-free operation.

Gold-Plated Pin Connections: Gold-plated PCI pins allow maximum durability with a rated 400g of retention force per contact pair.

Protective ABS Casing: UV resistant ABS casing protects cable connection points from rough handling.

Specifications

PCIe Generation

4.0

Bandwidth

Twice that of PCIe 3.0

Max Transfer Rate

Over 64Gb/s (bi-directional)

Bit Rate Support

16GT/s (PCIe 4.0)

PCB Type

Ultra Durable Multi-layer Coated

Wire Gauge

30 AWG

Wire Material

Tinned Copper

Shielding

EMI Shielded

Pin Plating

Gold-Plated

Retention Force per Contact Pair

400g

Casing Material

UV resistant ABS

Frequently Asked Questions

Is the Cooler Master MCA-U000C riser cable compatible with PCIe 3.0 devices?

Yes, while providing twice the bandwidth of PCIe 3.0, this Gen 4.0 riser cable remains backwards compatible with PCIe 3.0 devices.

What is the maximum data transfer rate this riser cable supports?

The cable supports a maximum transfer rate of over 64Gb/s (bi-directional) and fully supports the 16GT/s bit rate of PCIe 4.0 devices.

What kind of PCB is used in the construction of this cable?

It features an ultra durable multi-layer coated PCB, designed for best-in-class performance under high thermal loads, cable flex, and moisture resistance.

How does this riser cable protect against signal interference?

It incorporates heavy duty EMI shielded 30 AWG tinned copper wires, which ensure minimal signal delay and electromagnetic interference-free operation.

What kind of plating do the PCI pins have?

The PCI pins are gold-plated, which allows for maximum durability and provides a rated 400g of retention force per contact pair.

How are the cable connection points protected?

The cable connection points are protected by a UV resistant ABS casing, which shields them from rough handling and environmental wear.

Strengths & Trade-offs

👍 Pros

Fully compatible with PCIe 4.0, offering twice the bandwidth of PCIe 3.0 for high-performance components.
Achieves a maximum transfer rate of over 64Gb/s (bi-directional), ensuring fast data flow between devices.
Supports the 16GT/s bit rate of PCIe 4.0 devices, essential for modern graphics cards and SSDs.
Features an ultra-durable multi-layer coated PCB, designed for best-in-class performance under high thermal loads, cable flex, and moisture.
Equipped with heavy-duty EMI shielded 30 AWG tinned copper wires, minimizing signal delay and electromagnetic interference.
Gold-plated PCI pins offer maximum durability with a rated 400g of retention force per contact pair, ensuring a secure connection.
Protected by UV resistant ABS casing at connection points, shielding against rough handling and environmental degradation.

👎 Cons

While backwards compatible with PCIe 3.0, its full potential and higher cost are justified primarily for PCIe 4.0 systems.
The technical specifications, such as "30 AWG tinned copper wires," may be an unnecessary detail for average users.
The "heavy duty shielding" and "ultra durable PCB" imply it's built for demanding use, which might be over-engineered for basic system builds.
Specific length options for the riser cable are not provided, which is crucial for custom PC builds and case compatibility.
Being a riser cable, it serves a specific niche purpose and is not a general-purpose cable, limiting its application.
The gold-plated pins, while durable, may not offer a noticeable performance benefit over standard quality contacts for most users.