Thermaltake Toughpower SFX Platinum 850W — Premium Compact Power for High-Performance Builds
The Toughpower SFX Platinum 850W is engineered for builders who demand premium efficiency in space-constrained systems. This 80 PLUS Platinum certified compact power supply delivers 850W of reliable power with native ATX 3.1 compliance, making it ideal for high-end ITX builds, compact gaming PCs, and professional workstations where thermal efficiency and modular flexibility matter most. With its advanced 12V-2x6 connector architecture and full modular cabling system, this SFX power supply eliminates cable clutter while maximizing airflow in tight chassis environments.
Key Features
- 80 PLUS Platinum efficiency rating — up to 92% efficiency for reduced heat and power consumption
- 850W total power output with active PFC for stable, clean power delivery
- Native 12V-2x6 connector — full ATX 3.1 specification compliance
- Fully modular cabling system — connect only the cables you need
- 90mm fluid dynamic bearing fan — optimized cooling with minimal noise
- Compact SFX form factor — fits ITX and small form factor chassis
- Premium build quality — TT Premium Edition with enhanced component selection
- 5-year manufacturer warranty — backed by Thermaltake reliability
Technical Specifications
| Specification |
Details |
| Manufacturer |
Thermaltake |
| Model |
PS-STP-0850FNFAPU-1 |
| Product Name |
Toughpower SFX Platinum 850W — TT Premium Edition |
| Power Output |
850W |
| Efficiency Rating |
80 PLUS Platinum |
| Form Factor |
SFX (Compact) |
| Connectors |
Native 12V-2x6, Full Modular |
| Cooling |
90mm Fluid Dynamic Bearing Fan |
| Input Protection |
Active PFC |
| Compliance |
ATX 3.1 |
| Warranty |
5 Years |
Frequently Asked Questions
What is an 80 PLUS Platinum power supply and why does it matter?
80 PLUS Platinum certification guarantees 90%+ efficiency across load ranges, meaning less wasted energy as heat. For the Toughpower SFX Platinum 850W, this translates to lower electricity bills, reduced thermal output in compact builds, and longer component lifespan — critical advantages in space-constrained systems where heat management is challenging.
Is this SFX power supply compatible with ATX 3.1 systems?
Yes. The Toughpower SFX Platinum 850W features a native 12V-2x6 connector and full ATX 3.1 compliance, ensuring seamless compatibility with next-generation high-power graphics cards and modern motherboards. Its modular design supports flexible cable routing for optimal airflow.
Can I use this compact power supply in a small form factor PC case?
Absolutely. The SFX form factor is specifically designed for ITX and small chassis builds. The Toughpower SFX Platinum 850W combines 850W capacity with a compact footprint, making it perfect for high-performance mini-ITX gaming rigs and professional workstations where space is limited but power demands are high.
What makes the fully modular cabling system beneficial?
Fully modular cabling eliminates unused cables, reducing clutter and improving airflow inside your chassis. With the Toughpower SFX Platinum 850W, you connect only the power connectors your system needs, resulting in cleaner builds, easier maintenance, and better thermal performance in compact enclosures.
