1. Introduction
This manual provides essential information for the installation, operation, and maintenance of your Thermaltake ToughPower 1200W Modular Power Supply. Please read this manual thoroughly before installation and retain it for future reference.
2. Safety Information
- Always disconnect the power cord from the wall outlet before installing or removing the power supply or any other components.
- Do not open the power supply unit. High voltages are present inside, and it is not user-serviceable. Opening the unit will void the warranty.
- Ensure proper grounding to prevent electrical hazards.
- Install the power supply in a well-ventilated area, away from heat sources and moisture.
- Use only the modular cables provided with this power supply. Using incompatible cables may damage the unit or connected components.
3. Features
The Thermaltake ToughPower 1200W Modular Power Supply offers advanced features for reliable system performance:
- Stable 1200W continuous output (at 50°C operating environment).
- Four independent & dedicated +12V rails (+12V1, +12V2, +12V3, +12V4) for superior performance.
- Three 8-pin and three 6-pin PCI-E connectors support Multi-GPU Graphic card configurations.
- Supports Dual Core CPU / Quad Core CPU / Nvidia SLI & Quad SLI and all Multi-Core GPU technologies.
- Modularized Cable Management to reduce clutter and improve airflow.
- Active Power Factor Correction (PF>0.99) and high efficiency (up to 87%).
- Industrial grade components (capacitor, transformer, etc.).
- High reliability, MTBF > 120,000 hours.
- Quiet and reliable 14cm ball-bearing fan.
- Protections: Over Current, Over Voltage, Under Voltage, Over Temperature, Over Power, and Short-Circuit protection.
- Safety / EMI Approvals: CE, CB, TUV, FCC, UL, CUL, and BSMI certified.

This image displays the key features of the Thermaltake ToughPower 1200W power supply, including its 1200W continuous output, four independent +12V rails, PCI-E connectors, modular cable management, Active Power Factor Correction, high efficiency, and various safety certifications. The model number W0133 is also visible.
4. Setup and Installation
4.1 Unpacking
Carefully remove the power supply and all accessories from the packaging. Verify that all components are present:
- Thermaltake ToughPower 1200W Power Supply Unit
- Modular Cable Set
- AC Power Cord
- Mounting Screws
4.2 Physical Installation
- Ensure your computer case has adequate space for the power supply (Item Dimensions: 10 x 5.5 x 4.5 inches).
- Mount the power supply into the designated bay in your computer case using the provided screws. Ensure the fan is oriented correctly for optimal airflow (typically facing downwards or towards the rear exhaust).
4.3 Cable Connections
Connect the necessary cables to your motherboard and components. The modular design allows you to connect only the cables you need.
- Main Power Connector: Connect the 24-pin ATX cable to your motherboard.
- CPU Power Connector: Connect the 8-pin (or 4+4-pin) EPS/ATX 12V cable to your motherboard's CPU power socket.
- PCI-E Connectors: For graphics cards, use the 6-pin or 8-pin PCI-E modular cables. This unit provides three 8-pin and three 6-pin PCI-E connectors.
- SATA Power Connectors: Connect SATA power cables to your hard drives, SSDs, and optical drives.
- Peripheral (Molex) Connectors: Use these for older peripherals or case fans if needed.
- AC Power: Once all internal connections are secure, connect the AC power cord to the power supply and then to a grounded wall outlet.
5. Operating Instructions
5.1 Initial Power-On
After completing all cable connections, ensure the power switch on the back of the power supply is in the 'ON' position. You can then power on your computer system.
5.2 System Monitoring
Modern motherboards and operating systems often provide tools to monitor power supply voltages. Regularly check these values to ensure stable operation. Significant deviations may indicate an issue.
6. Maintenance
6.1 Cleaning
Periodically clean the exterior of the power supply and the fan grille to prevent dust buildup. Use compressed air to gently clear dust from the fan and vents. Always disconnect the power supply from the wall outlet before cleaning.
6.2 Fan Maintenance
The 14cm ball-bearing fan is designed for long-term reliability. If you notice unusual fan noise or reduced airflow, ensure the fan is free from obstructions. Do not attempt to lubricate or disassemble the fan.
7. Troubleshooting
7.1 No Power
- Check if the AC power cord is securely connected to both the power supply and the wall outlet.
- Ensure the power switch on the power supply is in the 'ON' position.
- Verify that the 24-pin ATX and 8-pin EPS/ATX 12V cables are correctly seated in the motherboard.
- Test the wall outlet with another device to confirm it is supplying power.
7.2 System Instability or Random Shutdowns
- Ensure all modular cables are firmly connected to both the power supply and the components.
- Verify that your system's power requirements do not exceed the 1200W capacity of the power supply.
- Check for proper ventilation within your computer case to prevent overheating.
- If issues persist, consult a qualified technician.
8. Specifications
Detailed electrical and physical specifications for the Thermaltake ToughPower 1200W Modular Power Supply:
8.1 Electrical Output

This table details the electrical output specifications of the power supply, including voltage, maximum load, minimum load, ripple & noise, regulation, and maximum output power for each +12V, +3.3V, +5V, -12V, and +5VSB rail. It also shows a total power output of 1200W.
8.2 General Specifications
- Model Name: ToughPower
- Brand: Thermaltake
- Output Wattage: 1200 Watts
- Form Factor: ATX
- Cooling Method: Air (14cm Fan)
- Item Dimensions (L x W x H): 10 x 5.5 x 4.5 inches
- Item Weight: 0.27 g (Note: This weight seems incorrect, typical PSU weight is much higher)
- Maximum Input Voltage: 240 volts AC
- Minimum Input Voltage: 115 volts AC
- Connector Types: EPS, PCI-E (6-pin, 8-pin)
- UPC: 841163022757
- Model Number: W0133RU (60465)
9. Warranty Information
Thermaltake products are manufactured under strict quality standards. For detailed warranty terms and conditions, please refer to the official Thermaltake website or the warranty card included with your product. Keep your purchase receipt for warranty claims.
10. Support
For technical assistance, troubleshooting, or further inquiries, please visit the official Thermaltake support website. You can find drivers, FAQs, and contact information for customer service there.
Official Thermaltake Website: www.thermaltake.com





