be quiet! System Power 9 power supply unit 500 W 20+4 pin ATX ATX Black

System Power 9, 500 W, ATX 12V 2.4, 200-240 V/50 Hz, ATX 20+4-pin, 2x PCI-E 6+2-pin, P4+4, 6x S-ATA, 2x P-ATA, 28.2dB max.

---

Proven Reliability and Good Efficiency
Specially designed by be quiet! with the price-concious PC builder in mind: System Power 9 500W offers renowned be quiet! performance and quietness and makes it possible for you to build cost-effective and reliable systems.

---

Power
Power protection features	Over current, Over power, Over voltage, Overheating, Short circuit, Under voltage
Hold time	17 ms
Efficiency	89%
Max output current (+5Vsb)	3 A
Max output current (-12V)	0.3 A
Max output current (+5V)	15 A
Max output current (+12V2)	20 A
Max output current (+12V1)	24 A
Max output current (+3.3V)	24 A
Combined power (+5Vsb)	15 W
Combined power (-12V)	3.6 W
Combined power (+5V)	110 W
Combined power (+12V)	456 W
Combined power (+3.3V)	110 W
Power Factor Correction (PFC) type	Active
Power factor	0.95
Input current	4 A
AC input frequency	50 Hz
AC input voltage	200 - 240 V
Total power	500 W

Ports & interfaces
Cabling type	Non-Modular
CPU power cable length	60 cm
CPU power connector (4+4 pin)	Yes
PCI Express power cable length	50 cm
PCI Express power connectors (6+2 pin)	2
SATA power cable length	350,550 mm
Number of SATA power connectors	6
Number of PATA power connectors	2
Motherboard power cable length	55 cm
Motherboard power connector	20+4 pin ATX

Performance
Certification	CE, CB, TÜV, RCM, CU
Bearing technology	Sleeve
Silent mode	Yes
ATX version	2.4
80 PLUS certification	80 PLUS Bronze
Power supply unit (PSU) form factor	ATX
Purpose	PC

Design
On/off switch	Yes
Illumination	No
Number of fans	1 fan(s)
Fan diameter	12 cm
Product colour	Black

Packaging content
Cables included	AC

Weight & dimensions
Weight	1.92 kg
Height	86 mm
Depth	140 mm
Width	150 mm

Packaging data
Package type	Box
Package weight	2.16 kg
Package height	195 mm
Package depth	268 mm
Package width	97 mm
Manual	Yes

Technical details
Compliance certificates	RoHS
Sustainability certificates	ENERGY STAR

Logistics data
Harmonized System (HS) code	84733020

Other features
Noise level (full-load mode, 100%)	28.2 dB
Noise level (quiet mode, 50%)	13.6 dB
Noise level (silent mode,	11.1 dB
Screws included	Yes