be quiet! logo MPN: BN228

be quiet! BN228 power supply unit 300 W 20+4 pin ATX TFX Black

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Price not yet available US · Amazon.com
4.6 71 ratings

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Wattage
300 W
Efficiency rating
80 PLUS Bronze
Depth
170 mm
Width
85 mm
Height
65 mm
Manual included
Y
Weight
1080 g
Purpose
PC
Fan speed
1815
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Overview

The be quiet! BN228 power supply unit 300 W 20+4 pin ATX TFX Black features 300 W output, 80 PLUS 80 PLUS Bronze efficiency, a 80 mm fan and Active cooling. Full verified specifications are listed below.

Technical Specifications

Physical

5 SPECS
Depth
170 mm
Width
85 mm
Height
65 mm
Weight
1080 g
Colour
Black

Power

2 SPECS
Wattage
300 W
Efficiency rating
80 PLUS Bronze

Logistics & Packaging

4 SPECS
Package depth
85 mm
Package width
190 mm
Package height
159 mm
Package weight
1400 g

Cooling

3 SPECS
Cooling type
Active
Fan size
80
Number of fans
1

General

42 SPECS
Manual included
Yes
Purpose
PC
Fan speed
1815
Hold time
16
Efficiency
89.7
Peak power
330
Noise level
31.4
Cabling type
Non-Modular
Power factor
0.9
Certifications
CE, CB, TÜV
Input current
4
Warranty card
Yes
AC input voltage
100 - 240
AC input frequency
50 - 60
Combined power (+5V)
103
Combined power (+12V)
264
Combined power (-12V)
3.6
Combined power (+3.3V)
103
Combined power (+5Vsb)
12
Compliance certificates
RoHS
CPU P4 connector (4-pin)
1
Max output current (+5V)
18
Max output current (-12V)
0.3
Power protection features
Over current,Over power,Over voltage,Short circuit,Under voltage
Max output current (+12V1)
13
Max output current (+12V2)
13
Max output current (+3.3V)
18
Max output current (+5Vsb)
3
Floppy disk drive connector
Yes
Motherboard power connector
20+4 pin ATX
Operating temperature
0 - 35
Eco certifications
ENERGY STAR
Floppy drive power connector
1
Maximum input current (@110V)
+12V1,+12V2,+3.3V,+5V,+5Vsb,-12V
Noise level (quiet mode, 50%)
14.6
Noise level (silent mode, <30%)
11.7
Number of SATA power connectors
4
MTBF
100000 h
Noise level (full-load mode, 100%)
31.4
Power Factor Correction (PFC) type
Active
Power supply unit (PSU) form factor
TFX
Peripheral (Molex) power connectors (4-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.