SilverStone Strider 550 EF – 550W 80 PLUS EU ATX Power Supply (PS2)

Product Specifications

Product No.

SST-ST550-EF

Model (safety certification)

SST-AX0550FCWH-A

Color

Black (lead-free paint)

Max. DC Output

550W

Power density

305W per liter

Load Range

Output +3.3V +5V

+5VSB -12V

Max.(Amps) 18A 18A 41A 2.5A 0.4A

Peak (Amps) / / / / /

Min.(Amps) 0.1A 1A 2A 0A 0A

Range (%) ±5% ±5% ±5% ±5% ±10%

Line Reg.(%) ±1% ±1% ±1% ±1% ±1%

Ripple(mVp-p) 50mV 50mV 120mV 50mV 120mV

Combined +3.3V & +5V

100W

Combined +12V

550W

Input Voltage

180 ~ 264 Vrms

Input Frequency Range

47Hz ~ 63Hz

PFC

Active PFC (PF>0.9 at full load)

Efficiency

82% ~ 85% (at 20% ~ 100% loading)

MTBF

100,000 hours

Operating temperature

0°C ~ 40°C

Protection

Over Voltage Protection

Under Voltage Protection

Over Power Protection

Short Circuit Protection

Connectors

1 x 24 / 20-Pin motherboard connector

1 x 8 / 4-Pin EPS / ATX 12V connectors

2 x 8 / 6-Pin PCIe connectors

6 x SATA connectors

2 x 4-Pin Peripheral connectors

Cooling System

Silent 120mm fan

Noise Level

18 dBA minimum

Certification

80 PLUS

Form factor

ATX (PS2)

Dimension

150mm (W) × 86mm (H) × 140mm (D)

5.91" (W) x 3.39" (H) x 5.5" (D)

Weight

1.38 kg