Description
Antec SF850X power supply unit 850 W with 20+4 pin ATX connector, ATX form factor and black colour. Its 80 PLUS Gold certification goes together with an ATX 3.1 version and active power factor correction. It supports an AC input voltage of 100 - 240 V with a frequency of 50/60 Hz and an input current of 12 - 6 A. It offers six SATA power connectors with a cable length of 450 mm and two 4 pin Molex peripheral connectors with 330 mm of cable, while the motherboard power cable measures 35 cm. Cooling is provided by a 9.2 cm diameter fan. Its dimensions are 125 x 63.5 x 100 mm (width x height x depth) and its weight is 1.78 kg. It is suitable for use with PC and delivers 120 W on the 3.3 V rail and 3.6 W on the -12 V rail.
Specifications
Power
- Total power: 850 W
- AC input voltage: 100 - 240 V
- AC input frequency: 50/60 Hz
- Input current: 12 - 6 A
- Power Factor Correction (PFC) type: Active
- Combined power (+3.3V): 120 W
- Combined power (+12V): 850 W
- Combined power (+5V): 120 W
- Combined power (-12V): 3.6 W
- Combined power (+5Vsb): 12.5 W
- Max output current (+3.3V): 20 A
- Max output current (+12V): 70.83 A
- Max output current (+5V): 20 A
- Max output current (-12V): 0.3 A
- Max output current (+5Vsb): 2.5 A
- Power protection features: No load operation, Over current, Over power, Over voltage, Short circuit, Surge & inrush protection (SIP), Under voltage
Ports & interfaces
- Motherboard power connector: 20+4 pin ATX
- Motherboard power cable length: 35 cm
- Number of SATA power connectors: 6
- SATA power cable length: 450 mm
- Peripheral (Molex) power connectors (4-pin): 2
- Peripheral (Molex) power cable length: 330 mm
- PCI Express power connectors (6+2 pin): 4
- PCI Express power connectors (12+4 pin): 1
- PCI Express power connectors (12+4 pin) cable length: 500 mm
- CPU power connector (4+4 pin): Yes
- ATX power connector (20+4 pin): Yes
- Cabling type: Fully-Modular
Performance
- 80 PLUS certification: 80 PLUS Gold
- Purpose: PC
- Power supply unit (PSU) form factor: ATX
- ATX version: 3.1
- Silent mode: Yes
Design
- Product colour: Black
- Cooling type: Active
- Fan diameter: 9.2 cm
- Number of fans: 1 fan(s)
- Fan location: Top
- On/off switch: Yes
Operational conditions
- Operating temperature (T-T): 0 - 40 °C
Certificates
- Certification: cTUVus / TUV / CB / RCM / CE / FCC BIS / BSMI / KC / UKCA / ICES / CCC
Weight & dimensions
- Width: 125 mm
- Depth: 100 mm
- Height: 63.5 mm
- Weight: 1.78 kg
Packaging data
- Package width: 184 mm
- Package depth: 236 mm
- Package height: 106 mm
- Package weight: 2.12 kg
- Package type: Box
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