1. Product Overview
The CableMod RT-Series Pro ModFlex 8-pin PCI-e Cable is a premium sleeved cable designed to connect your graphics card to compatible power supplies. It features high-quality ModFlex sleeving for durability and aesthetics, and comes with pre-installed cable combs for neat organization. This cable is specifically compatible with ASUS, Seasonic, and Phanteks Revolt power supply units.

Image 1.1: CableMod RT-Series Pro ModFlex 8-pin PCI-e Cable (Black).
Key Features:
- Thicker Wires: Enhanced wire thickness for a fuller appearance and improved performance.
- Pre-Installed Closed Cable Combs: Ensures neat cable routing and prevents tangling.
- Luxurious ModFlex Sleeving: Provides a premium look and feel with excellent durability.
- Wide Range of Vivid Colors: Available in various colors to match your PC build aesthetics.
- Excellent Durability: Constructed for long-lasting reliability.
2. Important Safety Information
- Always ensure your power supply unit (PSU) is turned off and unplugged from the wall outlet before installing or removing any cables.
- Verify compatibility: This cable is designed for specific PSU brands (ASUS, Seasonic, Phanteks Revolt). Using it with incompatible PSUs may cause damage to your components. Refer to your PSU manual for pinout compatibility.
- Handle cables by the connectors, not by the wires, to prevent damage.
- Do not force connectors. Ensure proper alignment before insertion.
- Keep cables away from moving parts inside your PC case, such as fans.
3. Compatibility
This CableMod RT-Series Pro ModFlex 8-pin PCI-e Cable is specifically designed for direct compatibility with power supplies from the following manufacturers:
- ASUS
- Seasonic
- Phanteks Revolt
Note: Always cross-reference with your specific PSU model's pinout diagram to ensure full compatibility before installation.
4. Setup and Installation
Follow these steps to properly install your CableMod RT-Series Pro ModFlex 8-pin PCI-e Cable:
- Power Down: Turn off your computer and unplug the power supply from the wall outlet.
- Access Components: Open your PC case to access the power supply and graphics card.
- Identify Connectors: Locate the 8-pin PCI-e power output on your compatible power supply and the corresponding 8-pin PCI-e input on your graphics card.
- Connect to PSU: Carefully insert one end of the CableMod 8-pin PCI-e cable into the designated 8-pin PCI-e port on your power supply. Ensure it clicks securely into place.
- Connect to GPU: Insert the other end of the cable into the 8-pin PCI-e power input on your graphics card. Ensure a firm connection.
- Cable Management: Utilize the pre-installed cable combs to route the cable neatly within your PC case. Ensure cables do not obstruct airflow or interfere with other components.
- Close Case and Power On: Once all connections are secure and cables are managed, close your PC case, plug in the power supply, and power on your computer.
Video 4.1: An official video showcasing CableMod Premium PC Cables and their features, including installation examples.
5. Operating Instructions
Once properly installed, the CableMod RT-Series Pro ModFlex 8-pin PCI-e Cable operates passively as a power conduit. No specific user interaction is required beyond ensuring secure connections. The cable facilitates the stable delivery of power from your compatible PSU to your graphics card, enabling its normal operation.
6. Maintenance
To ensure the longevity and optimal performance of your CableMod PCI-e cable:
- Regular Inspection: Periodically check the cable and its connectors for any signs of wear, fraying, or damage.
- Cleaning: If necessary, gently clean the cable with a soft, dry, lint-free cloth. Avoid using liquid cleaners directly on the cable or connectors.
- Avoid Bending: Do not excessively bend or crimp the cable, especially near the connectors, as this can damage the internal wiring.
- Secure Routing: Ensure cables remain securely routed and do not come into contact with sharp edges or hot components.
7. Troubleshooting
If you encounter issues with your CableMod PCI-e cable, consider the following troubleshooting steps:
| Problem | Possible Cause | Solution |
|---|---|---|
| Graphics card not receiving power | Loose connection, incompatible PSU, damaged cable | Ensure both ends of the cable are securely connected. Verify PSU compatibility. Inspect cable for damage; replace if necessary. |
| System instability or crashes | Insufficient power delivery, faulty cable, PSU issue | Confirm your PSU provides adequate wattage for your graphics card. Test with another known-good PCI-e cable if available. Consult PSU manufacturer. |
| Cable appears damaged or frayed | Physical stress, manufacturing defect | Discontinue use immediately. Contact CableMod support for warranty or replacement options. |
8. Specifications
| Feature | Detail |
|---|---|
| Brand | CableMod |
| Model Name | CM-PRTS-8PCI-60KK-3PK-R |
| Connector Type | 8 Pin PCI-e |
| Cable Type | Component |
| Compatible Devices | PC (with compatible PSU) |
| Special Feature | Tangle Free (with pre-installed combs) |
| Recommended Uses | PC power supply connection for graphics cards |
| Color | Black (variant shown in main image) |
| Connector Gender | Male-to-Male |
| Shape | Round |
| Number of Pins | 8 |
| Unit Count | 1.0 Count |
| Item Weight | 0.08 Kilograms (approx. 2.82 ounces) |
| Specification Met | Asus, Seasonic Compatible |
| Outer Material | ModFlex Sleeving |
| Product Dimensions | 10.83 x 3.15 x 0.87 inches |
| Date First Available | August 22, 2020 |
9. Warranty and Support
CableMod products are manufactured to high standards. For specific warranty information, please refer to the official CableMod website or contact their customer support directly. Keep your proof of purchase for any warranty claims.
For further assistance, troubleshooting, or to explore other CableMod products, please visit the CableMod Store on Amazon.

Image 9.1: CableMod brand logo and product range.





