Proven Reliability and Good Efficiency

Specially designed by be quiet! with the price-conscious PC builder in mind: System Power 9 400W CM offers renowned be quiet! performance and quietness and makes it possible to build cost-effective and reliable systems.

Specification

Product
Product id	1011403
Brand	Be Quiet!
Partnr	BN300
EAN/UPC code	4260052187210
Warranty (months)	3-year manufacturer’s warranty
Power
Total power	400 W
AC input voltage	200 - 240 V
AC input frequency	50 Hz
Input current	4 A
Power factor	0.95
Power Factor Correction (PFC) type	Active
Combined power (+3.3V)	103 W
Combined power (+12V)	384 W
Combined power (+5V)	103 W
Combined power (-12V)	3.6 W
Combined power (+5Vsb)	15 W
Max output current (+3.3V)	24 A
Max output current (+12V1)	22 A
Max output current (+12V2)	18 A
Max output current (+5V)	15 A
Max output current (-12V)	0.3 A
Max output current (+5Vsb)	3 A
Efficiency	89 procent
Hold time	17 ms
Power protection features	Over current, Over power, Over voltage, Overheating, Short circuit, Under voltage
Ports & interfaces
Motherboard power connector	20+4 pin ATX
Motherboard power cable length	450 mm
Number of SATA power connectors	5
Number of PATA power connectors	2
SATA power cable length	550, 670 mm
PCI Express power connectors (6+2 pin)	2
PCI Express power cable length	500 mm
CPU power connector (4+4 pin)	Y
CPU power cable length	600 mm
Floppy drive power connector	1
Cabling type	Semi-Modular
Performance
Purpose	PC
Power supply unit (PSU) form factor	ATX
80 PLUS certification	80 PLUS Bronze
ATX version	2.51
Bearing technology	Sleeve
Certification	CE, CB, TÜV, RCM, CU
Compatible products	Intel C6/C7
Design
Product colour	Black
Cooling type	Active
Fan diameter	120 mm
Number of fans	1 ventilator(en)
Technical details
Sustainability certificates	ENERGY STAR
Compliance certificates	RoHS
Weight & dimensions
Width	150 mm
Depth	140 mm
Height	86 mm
Weight	1490 g
Packaging data
Cables included	PCIe, SATA
Package width	97 mm
Package depth	268 mm
Package height	195 mm
Package weight	2110 g
Package type	Box
Logistics data
Master (outer) case width	311 mm
Master (outer) case length	215 mm
Master (outer) case height	556 mm
Quantity per master (outer) case	6 stuk(s)
Master (outer) case weight	13360 g
Other features
Screws included	Y
Noise level (silent mode, <30%)	9.3 dB
Noise level (quiet mode, 50%)	9.7 dB
Noise level (full-load mode, 100%)	15 dB
Manual	Y
Harmonized System (HS) code	84733020