Product comparison · 2 power supply units

be quiet! BN212 power supply unit vs be quiet! BN228 power supply unit

50specifications compared
33differ
17identical
13known for one product only

Key differences

Total power
- BN212 power supply unit:850 W
- BN228 power supply unit:300 W
Peak power
- BN212 power supply unit:900 W
- BN228 power supply unit:330 W
Input current
- BN212 power supply unit:10 A
- BN228 power supply unit:4 A
Power factor
- BN212 power supply unit:0.99
- BN228 power supply unit:0.9
Combined power (+3.3V)
- BN212 power supply unit:160 W
- BN228 power supply unit:103 W
Combined power (+12V)
- BN212 power supply unit:840 W
- BN228 power supply unit:264 W
Combined power (+5V)
- BN212 power supply unit:160 W
- BN228 power supply unit:103 W
Combined power (+5Vsb)
- BN212 power supply unit:15 W
- BN228 power supply unit:12 W

Side by side

Differences highlightedShow differences only

Comparison of BN212, BN228
63 specifications	A be quiet! BN212 power supply unit Model BN212 View product	B be quiet! BN228 power supply unit Model BN228 View product
Power14 differ
Total powerDiffers	850 W	300 W
Peak powerDiffers	900 W	330 W
AC input voltage	100 - 240 V	100 - 240 V
AC input frequency	50 - 60 Hz	50 - 60 Hz
Input currentDiffers	10 A	4 A
Maximum input current (@110V)Differs	+12V,+3.3V,+5V,+5Vsb,-12V	+12V1,+12V2,+3.3V,+5V,+5Vsb,-12V
Power factorDiffers	0.99	0.9
Power Factor Correction (PFC) type	Active	Active
Combined power (+3.3V)Differs	160 W	103 W
Combined power (+12V)Differs	840 W	264 W
Combined power (+5V)Differs	160 W	103 W
Combined power (-12V)	3.6 W	3.6 W
Combined power (+5Vsb)Differs	15 W	12 W
Max output current (+3.3V)Differs	25 A	18 A
Max output current (+12V)Known for one	70 A	Unknown — not stated by the source
Max output current (+5V)Differs	25 A	18 A
Max output current (-12V)	0.3 A	0.3 A
Max output current (+5Vsb)	3 A	3 A
EfficiencyDiffers	89%	89.7%
Hold timeDiffers	22 ms	16 ms
Power protection featuresDiffers	Over current, Over power, Over voltage, Overheating, Short circuit, Under voltage	Over current, Over power, Over voltage, Short circuit, Under voltage
Max output current (+12V1)Known for one	Unknown — not stated by the source	13 A
Max output current (+12V2)Known for one	Unknown — not stated by the source	13 A
Ports & interfaces3 differ
Motherboard power connector	20+4 pin ATX	20+4 pin ATX
Number of SATA power connectorsDiffers	9	4
Peripheral (Molex) power connectors (4-pin)Differs	6	2
PCI Express power connectors (6+2 pin)Known for one	4	Unknown — not stated by the source
CPU power connector (4+4 pin)Known for one	Yes	Unknown — not stated by the source
Floppy drive power connector	1	1
CPU power connectors (8-pin)Known for one	1	Unknown — not stated by the source
Cabling typeDiffers	Fully-Modular	Non-Modular
CPU P4 connector (4-pin)Known for one	Unknown — not stated by the source	1
Floppy disk drive connectorKnown for one	Unknown — not stated by the source	Yes
Performance2 differ
Purpose	PC	PC
Power supply unit (PSU) form factorDiffers	ATX	TFX
80 PLUS certification	80 PLUS Bronze	80 PLUS Bronze
ATX versionKnown for one	2.4	Unknown — not stated by the source
EPS versionKnown for one	2.92	Unknown — not stated by the source
Noise levelDiffers	35.8 dB	31.4 dB
Bearing technologyKnown for one	FDB	Unknown — not stated by the source
Mean time between failures (MTBF)	100000 h	100000 h
Design2 differ
Product colour	Black	Black
Cooling type	Active	Active
Fan diameterDiffers	13.5 cm	8 cm
Number of fans	1 fan(s)	1 fan(s)
Fan speedDiffers	2900	1815
Certificates1 differ
Compliance certificates	RoHS	RoHS
CertificationDiffers	CE, CB, TÜV, Semko (S), FCC, cTUVus, c-tick, BSMI	CE, CB, TÜV
Weight & dimensions4 differ
WidthDiffers	150 mm	85 mm
DepthDiffers	175 mm	170 mm
HeightDiffers	86 mm	65 mm
WeightDiffers	2.13 kg	1.08 kg
Packaging data4 differ
Manual	Yes	Yes
Package widthDiffers	248 mm	190 mm
Package depthDiffers	102 mm	85 mm
Package heightDiffers	238 mm	159 mm
Package weightDiffers	2.62 kg	1.4 kg
Technical detailsidentical
Sustainability certificates	ENERGY STAR	ENERGY STAR
Other features3 differ
Noise level (silent mode, <30%)Differs	15.5 dB	11.7 dB
Noise level (quiet mode, 50%)Differs	17.5 dB	14.6 dB
Noise level (full-load mode, 100%)Differs	35.8 dB	31.4 dB
Warranty cardKnown for one	Unknown — not stated by the source	Yes
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	0 - 35 °C

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.