SEASONIC
Seasonic SSP-300SFB 300W 80 PLUS Bronze SFX 12 V v.2.31 Power Supply w/ Active PFC F3
Mfg Part Number: SSP-300SFB , Item #: 2831137
Image may not reflect the actual item.
Price: $82.62
Quantity:
In Stock/Mfg Direct Ship
Last Updated: Nov 03, 2025
No Sales Tax except these states
, PO and Wire.
Main Specification
| General Information | |
| Manufacturer | Sea Sonic Electronics Co., Ltd |
| Manufacturer Part Number | SSP-300SFB |
| Manufacturer Website Address | http://www.seasonicusa.com |
| Brand Name | Seasonic |
| Product Series | SFX |
| Product Model | SSP-300SFB |
| Product Name | SFX SSP-300SFB 300W Power Supply |
| Product Type | Power Supply |
| Technical Information | |
| Specification Compliance | SFX12V |
| Specification Compliance | ATX12V |
| Efficiency | 85% |
| Power Factor Correction (PFC) | Active |
| Number of Fans | 1 |
| Fan Diameter | 80 mm |
| Protection Type | Over Voltage |
| Protection Type | Inrush Current |
| Protection Type | Over Power |
| Protection Type | Short Circuit |
| Features | Low Noise |
| Reliability | |
| MTBF | 100000 Hour |
| Power Description | |
| Number of +12V Rails | 2 |
| Input Voltage | 120 V AC |
| Input Voltage | 230 V AC |
| Output Voltage | 3.3 V DC |
| Output Voltage | -12 V DC |
| Output Voltage | 5 V SB |
| Output Voltage | 12 V DC |
| Output Voltage | 5 V DC |
| Output Voltage Detail | 12 V DC @ 18 A |
| Output Voltage Detail | 5 V DC @ 20 A |
| Output Voltage Detail | -12 V DC @ 0.8 A |
| Output Voltage Detail | 3.3 V DC @ 20 A |
| Output Voltage Detail | 5 V SB @ 2 A |
| Output Power | 300 W |
| Input Frequency | 63 Hz |
| Environmental Conditions | |
| Minimum Operating Temperature | 32°F (0°C) |
| Maximum Operating Temperature | 122°F (50°C) |
| Physical Characteristics | |
| Form Factor | Internal |
| Height | 2.5" |
| Width | 4.9" |
| Miscellaneous | |
| Certifications & Standards |
|
| Energy Efficiency Certification | 80 Plus Bronze |
| Environmental Compliance | Waste Electrical and Electronic Equipment Directive (WEEE) |
| Environmental Compliance | Taiwan Restriction of Hazardous Substances (Taiwan RoHS) |
Specifications
- Mfr Part Number: SSP-300SFB
- Features:
- SATA-ready
- High efficiency and reliability
- Low ripple and noise
- Super low noise fan control
- Short circuit protection on all outputs
- Over voltage protection
- Over power protection
- Fanless Mode (up to 30 % system load)
- Type:Â SFX 12 V v.2.31
- Total Power: 300 W
- Input:
- Current: 100A max.
- Frequency: 47 - 63 Hz
- Power Factor Correction: 95% typical
- Efficiency: >85Â %
- MTBF: >100,000 hours
- Output: +3.3V @ 14A, +5V @ 17A, +12V1 @ 18A, +12V2 @ 18A,  -12V @ 0.8A, +5VSB @ 2A
- Connector: Main Power -Â ATX 12V;Â Peripherals - SATA, HDD
- Safety: CB, CUL, CCC, TUV
- EMI/EMC: BSMI, CE, FCC, RCM
- Dimension (WxLxH):Â 125.0 x 100.0 x 63.5Â mm
WARNING:: The plastic used in cable products can expose you to lead and lead components,
chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
For more information go to www.P65Warnings.ca.gov
