1. Introduction
This manual provides detailed instructions for the installation, operation, and maintenance of your Thermalright TL-C12CW-S X3 120mm ARGB PWM CPU Fan Set. Please read this manual thoroughly before installation to ensure proper function and longevity of your product. This fan set is designed to provide efficient cooling and vibrant ARGB lighting for your PC system.

Image 1.1: Overview of the Thermalright TL-C12CW-S X3 fan set, showcasing its ARGB lighting.
2. Product Features
- Superior Cooling Performance: Features 4-pin PWM control for automatic speed adjustment (up to 1550 RPM) based on motherboard temperature. Configured with a 55 cm cable for PWM daisy-chaining, ideal for PC cases and CPU coolers.
- High-Quality S-FDB Bearing: Carefully designed S-FDB (Stably-FDB) bearings minimize fan blade wobble, reduce noise, and extend fan lifespan while providing maximum cooling performance.
- Vibrant ARGB Lighting: High-brightness ARGB LED spray on fan blades creates soft, reflective lighting effects. Supports up to 17 lighting modes and motherboard ARGB synchronization.
- Quiet Operation: Engineered for low noise output, ensuring a quiet computing environment even under load.
- Durable Construction: Made from industrial-grade PBT+PC material for robustness and safety.
- Versatile Application: Suitable for use as a PC case fan or in conjunction with a CPU cooler to maximize heat dissipation.

Image 2.1: Technical illustration highlighting the fan's performance, including 1550 RPM, 9-blade airflow design, 66.17 CFM, and PWM fan speed synchronization.

Image 2.2: Close-up of the soft-touch silicone rubber pads on the fan corners, designed for vibration absorption.
3. Package Contents
Please verify that all components are present in your package:
- 3 x Thermalright TL-C12CW-S X3 120mm ARGB PWM Fans
- Mounting Screws (typically 12 screws for 3 fans)
- PWM Fan Cables (integrated or separate extension/splitter)
- ARGB Cables (integrated or separate extension/splitter)

Image 3.1: The three TL-C12CW-S X3 fans included in the set.
4. Setup & Installation
Follow these general steps for installing your Thermalright TL-C12CW-S X3 fans. Specific installation may vary based on your PC case or CPU cooler.
- Prepare Your System: Power off your computer and disconnect it from the power source. Open your PC case.
- Identify Mounting Location: Determine where you want to install the fans (e.g., front, top, rear of case, or on a CPU cooler radiator).
- Mount the Fans: Align the fan with the screw holes on your case or radiator. Use the provided mounting screws to secure the fan. Ensure the fan's airflow direction is correct for your cooling setup (usually indicated by an arrow on the fan frame).
- Connect PWM Cable: Connect the 4-pin PWM fan cable from the fan to an available 4-pin fan header on your motherboard (e.g., CPU_FAN, SYS_FAN). If installing multiple fans, use the daisy-chaining feature or a fan hub if available.
- Connect ARGB Cable: Connect the 3-pin ARGB cable from the fan to an available 3-pin 5V ARGB header on your motherboard (e.g., JRAINBOW, D_LED). Do not connect to a 4-pin 12V RGB header, as this can damage the LEDs. If installing multiple fans, connect them in series to the ARGB header or use an ARGB hub.
- Cable Management: Route cables neatly to avoid interference with other components and to improve airflow.
- Final Check: Double-check all connections before closing your PC case and powering on your system.

Image 4.1: Detail of the fan's PWM connector, essential for speed control and daisy-chaining.

Image 4.2: Rear view of the fan, showing the product label and connection points for PWM and ARGB cables.
5. Operating Instructions
Once installed, the Thermalright TL-C12CW-S X3 fans operate as follows:
- PWM Control: The 4-pin PWM connection allows your motherboard to automatically adjust the fan speed based on CPU or system temperature. This ensures optimal cooling performance when needed and quieter operation during lighter loads. You can typically configure fan curves in your motherboard's BIOS/UEFI settings or through manufacturer-provided software.
- ARGB Lighting: The 3-pin 5V ARGB connection enables customizable lighting effects. You can control the lighting modes, colors, and brightness through your motherboard's ARGB software (e.g., ASUS Aura Sync, MSI Mystic Light Sync, Gigabyte RGB Fusion, ASRock Polychrome Sync). Ensure your motherboard's ARGB software is up-to-date for the best experience.
6. Maintenance
Regular maintenance helps ensure optimal performance and extends the lifespan of your fans:
- Cleaning: Periodically clean the fan blades and frame to remove dust buildup. Use compressed air or a soft, dry cloth. Ensure the fan is powered off and disconnected before cleaning.
- Inspection: Occasionally check the fan for any signs of damage, loose connections, or unusual noise.
7. Troubleshooting
If you encounter issues with your fans, refer to the following:
- Fan Not Spinning:
- Ensure the 4-pin PWM cable is securely connected to a functional fan header on the motherboard.
- Check motherboard BIOS/UEFI settings to ensure the fan header is enabled and configured correctly.
- Test the fan on a different fan header or with a fan controller if available.
- No ARGB Lighting:
- Verify the 3-pin ARGB cable is securely connected to a 5V ARGB header on the motherboard. Do not connect to a 12V RGB header.
- Ensure your motherboard's ARGB software is installed and up-to-date, and that lighting effects are enabled.
- Check for any physical damage to the ARGB cable or connector.
- Unusual Noise:
- Ensure the fan is securely mounted and not vibrating against the case or other components.
- Clean any dust buildup from the fan blades.
- If the noise persists and is excessive, it may indicate a bearing issue. Contact customer support if the product is under warranty.
8. Specifications
Detailed technical specifications for the Thermalright TL-C12CW-S X3 fan:
| Feature | Specification |
|---|---|
| Model | TL-C12CW-S X3 |
| Dimensions (L x W x H) | 120 x 120 x 25 mm |
| Weight | 140 grams (per fan) |
| Fan Speed | 1550 RPM ±10% |
| Noise Level | ≤ 25.6 dBA |
| Airflow | 66.17 CFM (Max) |
| Static Pressure | 1.53 mm H2O (Max) |
| Power Connector | 4-pin PWM |
| ARGB Type | +5V/3-pin ARGB |
| Voltage | 12 Volts (Fan), 5 Volts (ARGB) |
| Current | 0.20 A |
| Power | 2.4 Watts |
| Bearing Type | S-FDB Bearing |
| Material | Polycarbonate |
| Cooling Method | Air |
| Compatible Devices | PC Systems / CPU Coolers |
| Manufacturer | THERMALRIGHT |
| Country of Origin | China |
| UPC | 772467848142 |

Image 8.1: The fan frame, constructed from industrial-grade PBT+PC material for durability.
9. Warranty and Support
Thermalright products are manufactured to high-quality standards. For warranty information, technical support, or service inquiries, please refer to the official Thermalright website or contact your retailer. Keep your proof of purchase for warranty claims.