SilverStone SST-ST45SF V3.0 80 PLUS Bronze SFX Power Supply - 450 Watt

SilverStone SST-ST45SF V3.0 80 PLUS Bronze SFX Power Supply - 450 Watt

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Compact SFX power supply (450 watts) from SilverStone, for gaming PCs: 37.5 A at 12 V and 2x PCIe power, improved version 3.0 with more extensive protection circuits, quiet 92 mm fan with optimised fan curve, 80 PLUS Bronze efficiency with up to 85% efficiency.
efficiency label
79,90 €
Pre order Expected restock at 10.06.2026
Incl. VAT, add. delivery costs starting from 4.99€
Pre order Expected restock at 10.06.2026
SKU NEST-128 |
EAN 4710007224298 |
MPN SST-ST45SF v 3.0 |
- Supports standard SFX form factor and ATX via included bracket
- 450W continuous power output at 50℃ temperature rated for 24/7 operation (V2.0)
- 450W continuous power output at 40℃ temperature rated for 24/7 operation (V3.0)
- 80 PLUS Bronze level efficiency (82%~85% efficiency at 20%~100% loading)
- Class-leading single +12V rail with 36A
- Silent running 80mm fan (V2.0)
- Silent running 92mm fan (V3.0)
- Single PCI-E 8pin and dual PCI-E 6pin connectors support
- Active PFC

After successfully revolutionizing both HTPC and SFF market segments with innovative chassis designs, SilverStone engineers continue their push for advancement in these categories by releasing a true upgrade-worthy small form factor power supply, the ST45SF. This SFX unit is compatible not only with chassis that use SFX power supplies but also in smaller ATX chassis with the included adapter bracket. Despite its small size, the ST45SF has features that one would expect from an elite ATX power supply such as 80 PLUS Bronze level of efficiency, temperature controlled fan, 50℃ / 40℃ temperature rating, and reliability for 24/7 operation. Enthusiasts oriented features are also present with single +12V rail and 8pin/6pin PCI-E connectors to fully support multi-GPU systems. For SFF users and for SilverStone, the ST45SF is more than just an upgrade, it is an important milestone for the DIY desktop computer.

V3.0 has greater +12V output and lower noise for home desktops or gaming PCs.
Colour
Primary Colour
Black
Dimensions
Length / Depth
100 mm
Installation depth
10 cm
Fan Specifications
Fan Size
92 mm
Power Supply
PSU Format
SFX
12V Distribution
single rail
Modular Power Supply
No
Power Specifications
Total Power Output
450 W
Power Output +12V rails
450 W
Cooling
Semi Passive Power Supply
No
Case Fan Controller
No
Internal Ports
CPU Power Supply
1x 4+4-Pin
6+2 Pin PCIe Power Connectors
1
SATA Power Connectors
3
4 Pin Molex Power Connectors
2
Software interface digital
No
Efficiency Class
80PLUS Efficiency
80 PLUS Bronze
Lighting
Lighting / RGB
No

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Manufacturer Information Silverstone GmbH Brandstücken 27, 22549 Hamburg , Deutschland
Responsible Person Silverstone GmbH Brandstücken 27, 22549 Hamburg , Deutschland