be quiet! logo MPN: BN300

be quiet! System Power 9 | 400W CM

Released: Not on record
Price not yet available US · Amazon.com
4.7 3,740 ratings

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Wattage
400 W
Efficiency rating
80 PLUS Bronze
Depth
140 mm
Width
150 mm
Height
86 mm
Manual included
Y
Weight
1490 g
Purpose
PC
Hold time
17
View 67 specifications
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Overview

The be quiet! System Power 9 | 400W CM features 400 W output, 80 PLUS 80 PLUS Bronze efficiency, a 120 mm fan and Active cooling. Full verified specifications are listed below.

Technical Specifications

Logistics & Packaging

9 SPECS
Package depth
268 mm
Package width
97 mm
Package height
195 mm
Package weight
2110 g
Master (outer) case width
311
Master (outer) case height
556
Master (outer) case length
215
Master (outer) case gross weight
13360
Products per master (outer) case
6

Power

2 SPECS
Wattage
400 W
Efficiency rating
80 PLUS Bronze

Physical

6 SPECS
Depth
140 mm
Width
150 mm
Height
86 mm
Weight
1490 g
Colour
Black
Customs (HS) code
84733020

Cooling

3 SPECS
Cooling type
Active
Fan size
120
Number of fans
1

Graphics

1 SPEC
Illumination
No

General

46 SPECS
Manual included
Yes
Purpose
PC
Hold time
17
Efficiency
89
ATX version
2.51
Cabling type
Semi-Modular
Packaging type
Box
Power factor
0.95
Certifications
CE, CB, TÜV, RCM, CU
Input current
4
Included cables
PCIe,SATA
Screws included
Yes
AC input voltage
200 - 240
AC input frequency
50
Bearing type
Sleeve
Compatible products
Intel C6/C7
Combined power (+5V)
103
Combined power (+12V)
384
Combined power (-12V)
3.6
PCI Express connector
Yes
CPU power cable length
600
Combined power (+3.3V)
103
Combined power (+5Vsb)
15
Compliance certificates
RoHS
SATA power cable length
550,670
Max output current (+5V)
15
Max output current (-12V)
0.3
Power protection features
Over current,Over power,Over voltage,Overheating,Short circuit,Under voltage
Max output current (+12V1)
22
Max output current (+12V2)
18
Max output current (+3.3V)
24
Max output current (+5Vsb)
3
Motherboard power connector
20+4 pin ATX
Eco certifications
ENERGY STAR
Floppy drive power connector
1
CPU power connector (4+4 pin)
Yes
Noise level (quiet mode, 50%)
9.7
Motherboard power cable length
450
PCI Express power cable length
500
Noise level (silent mode, <30%)
9.3
Number of PATA power connectors
2
Number of SATA power connectors
5
Noise level (full-load mode, 100%)
15
Power Factor Correction (PFC) type
Active
Power supply unit (PSU) form factor
ATX
PCI Express power connectors (6+2 pin)
2

Market Value History

Sources

Product lifecycle

In production

Still listed as on-market by the manufacturer — actively sold and supported.

Lifecycle status is derived from catalog data and is indicative, not a manufacturer support guarantee.