Cooler Master
Cooler Master V1100 SFX
Best high-wattage power supply for compact, high-performance gaming builds.
Experience powerful performance in a compact design with the Cooler Master V1100 SFX Platinum. This fully modular power supply delivers 1100W of reliable power, perfect for demanding Small Form Factor (SFF) builds. Its 80 PLUS Platinum efficiency rating ensures optimal energy usage, while the 92mm Fluid Dynamic Bearing fan provides quiet and effective cooling. Designed for builders who need high wattage without compromising on space, it features a compact SFX form factor and includes the latest 12VHPWR connector for modern GPUs.
$219.99
More V SFX Options
Owner Satisfaction
4.8
/ 5
Category Rank
8
/ 1062
#8 in Computer Power Supplies
Price vs Category Average
-76%
Below average
Total Wattage
1100
/ W
Who it's for
- SFF enthusiasts building high-performance rigs with top-tier components
- Power users prioritizing long-term reliability and energy efficiency
- System builders needing clean, organized airflow in tight spaces
Who should skip it
- Budget-conscious builders seeking the best value for their money
- Noise-sensitive users who prioritize silent operation under heavy loads
- Mainstream users with standard hardware who don't need excessive wattage
Performance breakdown
Power Density
Unmatched wattage output packed into an incredibly small SFX footprint.
Energy Efficiency
Platinum certification ensures minimal power waste during intensive gaming sessions.
Cable Management
Fully modular design simplifies routing in cramped small form factor cases.
Thermal Performance
Fluid dynamic bearing fan maintains stability while keeping noise levels low.
Future Compatibility
Native 12VHPWR support handles the latest high-end graphics cards with ease.
Build Versatility
Robust connector array supports complex builds despite the compact size.
Key Specs
Total Wattage
1100W
Efficiency Rating
80 PLUS Platinum
Form Factor
SFX
Modularity
Fully Modular
Fan Size
92mm with Fluid Dynamic Bearings
Dimensions
4.9 x 2.5 x 3.9 inches
Connectors
1x 24-Pin ATX, 1x 4+4-Pin EPS, 1x 8-Pin EPS, 8x SATA, 4x Peripheral/Molex, 3x 6+2-Pin PCIe, 1x 16-Pin PCIe (12VHPWR)
Number of PCIe Connectors
3
Features
- High wattage in compact SFX size
- Exceptional 80 PLUS Platinum efficiency
- Fully modular for clean builds
- Quiet operation with FDB fan
- Includes 12VHPWR connector
- Ideal for SFF gaming PCs
- Reliable power delivery
- Easy cable management
What customers say
The Cooler Master V1100 SFX Platinum earns high praise for enabling uncompromising Small Form Factor builds. Users value its remarkable power density, delivering 1100 watts in a compact size, perfect for pairing top tier components like the RTX 4090 with powerful CPUs in small cases. The Platinum efficiency ensures stable power and cooler operation, enhancing system longevity. A key highlight is the exceptional quietness; the fan operates passively under most conditions, satisfying noise conscious builders. While the initial cost is premium, the consensus is that this technological achievement and reliability make the investment worthwhile. It is seen as a crucial component for next generation SFF performance.
Know before you buy
Yes, it will fit in an ATX case, but you will need an SFX-to-ATX adapter bracket to mount it properly. Since the cables are designed for compact builds, you may find that the shorter cable lengths are difficult to route in larger mid-tower or full-tower chassis.
Yes, the V1100 SFX comes with a dedicated 16-pin 12VHPWR connector, allowing you to power high-end graphics cards directly without needing bulky adapters.
The 92mm Fluid Dynamic Bearing (FDB) fan is designed for quiet operation, but because it is a smaller fan, it may spin faster and become more audible than a 120mm or 140mm fan when the power supply is under maximum load.
Fully modular means every cable can be detached from the power supply unit. This allows you to use only the cables you need, which significantly reduces clutter and improves airflow inside small form factor cases.
Absolutely. While 1100W is overkill for many builds, the 80 PLUS Platinum efficiency rating ensures that the unit remains energy-efficient even at lower power draws, making it a reliable choice for future-proofing your system.
The cables are designed specifically for the compact nature of SFX builds, meaning they are shorter than standard ATX cables to prevent excess slack. While they are manageable, they are standard gauge, so you should plan your cable routing carefully in very tight spaces.
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