Scan code:
LN106087
Manufacturer code:
SSP-300SFB
Seasonic SFX SFB 300W Fully Wired 80+ PSU/Power Supply
300W Seasonic SFX SFB, Fully Wired, 80PLUS Bronze, Single Rail, 36A, SFX PSU
Scan code:
LN106087
Manufacturer code:
SSP-300SFB
spend over £280 and Buy Now, Pay Later or spread the cost of your finance over 24-48 months with a 10% deposit.
Delivery Options
- By DPD to your specified address. | £5.48 Receive SMS with one-hour delivery window Weekend, timed and European delivery options are available at checkout
- Collect instore Collect from our Bolton store, BL6 6PE | Free
- UPS and DPD Pickup Pickup from local convenience store | £4.79
SFB SFX 300 Watt Power Supply from Seasonic

EFFICIENT AND PRECISE POWER FOR YOUR PC This industrial power supply is SFX 12 V v.2.31 compliant and offers important protection features for safe operation. With its 80 PLUS® Gold rating, it can achieve up to 85 % efficiency at 115 V AC at 50 % load. This is the ideal solution for both businesses and consumers who are looking for a high quality and efficient SFX Power Supply for their systems.
300Watts
80 PLUS BronzeCertification
SFXForm Factor
Features of the SFX SFB

SFB POWER SUPPLY • SFX 12V.
• 80 PLUS Bronze Certified.
• Safety: CB, cUL, TUV, CCC, BSMI
• EMI/EMC: CE, FCC, RCM
• Dimension (LxWxH): 100 x 125 x 63.5mm.
Overview of the SFB SFX PSU
SFB PSU | 80 PLUS | Bronze |
---|---|---|
Intel form factor compliance | Yes | |
Dimensions | 100 mm (L) x 125 mm (W) x 63.5 mm (H)) | |
DC to DC Converter Design | No | |
Forward Converter Circuit | Yes | |
Fixed Cables | Yes | |
80 mm Double ball bearing Fan | Yes | |
S3FC - including Fanless Mode | Yes | |
S2FC - Smart and Silent Fan Control | No | |
Zero Minimum load on 3.3 V Rail | No | Short Circuit Protection on all Outputs | Yes |
Over Voltage Protection | Yes | |
Over Power Protection | Yes | |
100 % HiPot Test | Yes | |
100 % Burn-in, High temperature Cycled on/off | Yes | |
Safety Compliance | CB, cUL, TUV, CCC, BSMI | |
EMI/EMC Compliance | CE, FCC, RCM |