1. Safety Information
Please read and understand all safety instructions before installing or operating the power supply unit (PSU). Failure to follow these instructions may result in electric shock, fire, or damage to the product and connected components.
- Ensure the power supply is disconnected from the main power outlet before installation or maintenance.
- Do not open the PSU casing. High voltages are present inside, even when disconnected.
- Install the PSU in a well-ventilated area, away from heat sources and moisture.
- Use only the modular cables provided with this PSU. Using incompatible cables may cause damage.
- Ensure all cable connections are secure before powering on the system.
2. Package Contents
Verify that all components are present in the package:
- Lian Li RS1000G 1000W ATX Power Supply Unit
- Modular Cable Set (as detailed below)
- Mounting Screws
- AC Power Cord
- Magnetic Cable Ties
- User Manual
Included Cables Overview
The RS Series comes with a complete set of high-quality modular cables for a clean and reliable build.

Image: A diagram illustrating all essential modular cables included with the power supply, detailing their types and lengths.
| Cable Type | Quantity | Length |
|---|---|---|
| Motherboard 24/20-Pin | 1 | 620mm |
| CPU/ATX 12V 8-Pin | 1 | 700mm |
| CPU/ATX 12V 4+4 Pin | 1 | 700mm |
| PCI-E 8/6+2 Pin | 3 | 650mm |
| PCI-E 2x8/6+2 Pin | 1 | 650+100mm |
| 12V-2x6 8-Pin | 1 | 650mm |
| SATA (4x) | 1 | 300-15-15-15mm |
| SATA Y-Type (4x) | 1 | (375-150mm)*2 |
| SATA (4x) | 1 | 400-150-150-150mm |
| Peripheral 4-Pin | 1 | 500-150-150-150mm |
| USB 9-Pin to USB-Type A | 1 | 470mm |
| USB 9-Pin to USB-USB | 1 | 550mm |
3. Setup and Installation
3.1 Physical Installation
The Lian Li RS1000G PSU offers flexible installation options to accommodate various PC case layouts.
Rotatable AC Inlet
The PSU features a dual-sided 90° rotatable AC inlet. This design allows the power connection to face either the rear or the side of the case, reducing cable clutter and strain, especially in compact builds.

Image: A diagram showing the rotatable AC inlet, which can be adjusted 90 degrees for flexible cable routing.
Video: Demonstration of the 90-degree rotatable AC inlet design on the RS Series Power Supplies, highlighting its utility for cable management.
Installation Orientation
The RS Series supports both standard and side installation options, providing flexibility to match different case layouts and achieve cleaner cable management.

Image: A diagram illustrating two installation options (Standard and Side) for the power supply, offering greater flexibility in PC builds.
Video: A video demonstrating how RS Series Power Supplies are designed for clean cable management within a PC case.
3.2 Cable Connections
Connect the necessary modular cables from the PSU to your motherboard, GPU, and other components. Ensure each cable is firmly seated.
Dual-Color 12V-2x6 Cable
The native 12V-2x6 cable is designed for modern GPUs, supporting high transient loads. Its dual-color design and upgraded welded terminals aid in correct and secure connection, enhancing safety and stability.

Image: A close-up of the Lian Li exclusive dual-color 12V-2x6 cable, designed for next-generation GPUs.
Flexible Cable Routing with Dual-Sided 20+4 Pin
The dual-sided 20+4 Pin output design allows for cable routing from either side of the PSU, simplifying installation and improving aesthetics in various configurations. Note: It is not recommended to connect both sides simultaneously.

Image: A diagram illustrating the flexible cable routing options provided by the dual-sided 20+4 pin connector.
Cable Management with Magnetic Clips
The ultra-flexible flat cables, combined with included magnetic clips, allow for managing excess cable length. This is ideal for builds requiring shorter CPU or PCIe cables and helps maintain a neat and organized layout.

Image: A diagram demonstrating how to use magnetic clips to shorten and organize the ultra-flexible flat cables.
Video: A demonstration of the ultra-flexible flat cables and how they can be easily shortened and managed for a clean build.
RS Hub (Optional)
The integrated RS Hub provides additional connectivity directly from the PSU, reducing reliance on motherboard USB ports and simplifying cable management. It includes both USB Type-A and USB-to-USB cables for flexible routing. The RS Hub is optional for the 1000W version.

Image: A diagram showing the protective dust cover for the 18+10 pin output and the compact dimensions of the RS Hub.

Image: A diagram detailing the RS Hub's features, including its magnetic design and multiple headers for connectivity.
Video: An unboxing video of the Lian Li RS Power Supplies, showing the contents and initial setup.
4. Operating Instructions
4.1 Powering On Your System
After all components are securely connected, ensure the AC power cord is plugged into the PSU and a wall outlet. Flip the power switch on the PSU to the 'ON' position. Your system can now be powered on via the case's power button.
4.2 Efficiency and Thermal Performance
The RS1000G is 80 PLUS Gold certified and achieves Cybenetics Platinum-level efficiency, ensuring over 90% power efficiency under typical loads. This contributes to lower energy consumption and reduced heat generation.

Image: A diagram highlighting the multiple certifications, including 80 PLUS Gold and Cybenetics Platinum, for the RS Series PSUs.
The PSU features an optimized fan design for quiet operation. Its compact 150x86x150mm ATX design with a 135mm cooling fan ensures efficient airflow and low noise levels across all load conditions.

Image: A diagram illustrating the compact size and powerful cooling features of the RS Series power supply, including its 135mm fan.

Image: A chart displaying the PPLP Noise Level Test results for both RS1200G and RS1000G models, showing their quiet operation.
Video: An overview video of the RS Series Power Supplies, showcasing their key features and design.
5. Maintenance
5.1 Cleaning
To ensure optimal performance and longevity, periodically clean the PSU and its fan. Use compressed air to remove dust from the fan blades and ventilation grilles. Ensure the system is powered off and unplugged before cleaning.
5.2 Protective Dust Cover
The PSU is equipped with an insulated dust cover for the 18+10 pin output. Ensure this cover is properly installed when the port is not in use to protect against foreign objects and ensure reliable operation.

Image: A close-up view of the protective dust cover for the 18+10 pin output on the power supply.
6. Troubleshooting
If you encounter issues with your Lian Li RS1000G power supply, refer to the following common troubleshooting steps:
- No Power: Ensure the AC power cord is securely connected to both the PSU and the wall outlet. Verify the PSU's power switch is in the 'ON' position. Check all modular cable connections to the motherboard and components.
- System Instability/Crashes: Ensure all power cables are correctly and firmly connected. Verify that your system's power requirements do not exceed the PSU's 1000W capacity. Test components individually if possible to isolate the issue.
- Fan Noise: While designed for quiet operation, excessive fan noise might indicate dust buildup. Refer to the Maintenance section for cleaning instructions.
- Burning Smell/Smoke: Immediately power off and unplug the system. Do not attempt to restart. Contact customer support for assistance.
For further assistance, please contact Lian Li customer support.
7. Specifications
Detailed specifications for the Lian Li RS1000G 1000W ATX Power Supply:
| Feature | Detail |
|---|---|
| Model Name | RS 1000W |
| Brand | Lian Li |
| Compatible Devices | Desktop PC, Gaming PC, Workstation |
| Connector Type | ATX |
| Output Wattage | 1000 watts |
| Form Factor | ATX |
| Cooling Method | Air |
| Fan Count | 1 |
| Maximum Input Voltage | 240 volts_of_alternating_current |
| Minimum Input Voltage | 120 volts_of_alternating_current |
| System Bus Connector Type | 20+4 Pin |
| Number of Items | 1 |
| Manufacturer | LIAN LI |
| UPC | 840353049970 |
| ASIN | B0FGPTPL4V |
8. Warranty and Support
The Lian Li RS1000G Power Supply comes with a 10-year PSU warranty. If an optional RS Hub is included, it carries a 2-year warranty.
For technical support, warranty claims, or further inquiries, please visit the official Lian Li website or contact their customer service department. Keep your proof of purchase for warranty validation.
Online Resources:
- Lian Li Official Website: www.lian-li.com
- Product Support Page: Refer to the official website for specific product support and FAQs.