Product comparison · 2 power supply units

be quiet! BN134 power supply unit vs be quiet! TFX Power

42specifications compared
16differ
26identical
21known for one product only

Key differences

Total power
- BN134 power supply unit:350 W
- TFX Power:300 W
Input current
- BN134 power supply unit:4.5 A
- TFX Power:2.5 - 4.5 A
Combined power (+3.3V)
- BN134 power supply unit:60 W
- TFX Power:110 W
Combined power (+12V)
- BN134 power supply unit:200 W
- TFX Power:250 W
Combined power (+5V)
- BN134 power supply unit:65 W
- TFX Power:110 W
Combined power (+5Vsb)
- BN134 power supply unit:12.5 W
- TFX Power:10 W
Max output current (+12V)
- BN134 power supply unit:30 A
- TFX Power:20.83 A
Max output current (+5Vsb)
- BN134 power supply unit:2.5 A
- TFX Power:2 A

Side by side

Differences highlightedShow differences only

Comparison of BN134, TFX Power
63 specifications	A be quiet! BN134 power supply unit Model BN134 View product	B be quiet! TFX Power View product
Power9 differ
Total powerDiffers	350 W	300 W
Input currentDiffers	4.5 A	2.5 - 4.5 A
Combined power (+3.3V)Differs	60 W	110 W
Combined power (+12V)Differs	200 W	250 W
Combined power (+5V)Differs	65 W	110 W
Combined power (+5Vsb)Differs	12.5 W	10 W
Max output current (+12V)Differs	30 A	20.83 A
Max output current (+5Vsb)Differs	2.5 A	2 A
Power protection featuresDiffers	Over current, Over power, Over voltage, Short circuit, Under voltage, Overheating	Over current, Over power, Over voltage, Short circuit, Under voltage
Maximum input current (@110V)Known for one	Unknown — not stated by the source	+12V1,+12V2,+3.3V,+5V,+5Vsb,-12V
Max output current (+12V1)Known for one	Unknown — not stated by the source	14 A
Max output current (+12V2)Known for one	Unknown — not stated by the source	16 A
Ports & interfacesidentical
PCI Express power connectors (6-pin)Known for one	1	Unknown — not stated by the source
Connector(s)Known for one	IEC C14	Unknown — not stated by the source
Monitor outletKnown for one	No	Unknown — not stated by the source
Performance1 differ
Power supply unit (PSU) form factorDiffers	SFX	TFX
ATX versionKnown for one	Unknown — not stated by the source	2.3
Bearing technologyKnown for one	Unknown — not stated by the source	Rifle
Design1 differ
Fan speedDiffers	4000	3600
Fan locationKnown for one	Side	Unknown — not stated by the source
IlluminationKnown for one	No	Unknown — not stated by the source
LED indicatorsKnown for one	No	Unknown — not stated by the source
On/off switchKnown for one	Unknown — not stated by the source	Yes
Certificates1 differ
CertificationDiffers	WEEE, EU 2002/95/EG RoHS	CE, CB, TÜV, Nemko (N), Semko (S), Fimko (FI), Demko (D)
Safety regulation & standardsidentical
SafetyKnown for one	CE, CB, TUV, N, S, Fl, D	Unknown — not stated by the source
Weight & dimensions3 differ
WidthDiffers	125 mm	85 mm
DepthDiffers	100 mm	175 mm
HeightDiffers	63.5 mm	70 mm
WeightKnown for one	1 kg	Unknown — not stated by the source
Other features1 differ
Package dimensions (WxDxH)Differs	199 x 195 x 75 mm	159 x 195 x 80 mm
Parallel processing technology supportKnown for one	Not supported	Unknown — not stated by the source
Power managementKnown for one	No	Unknown — not stated by the source
Power over Ethernet (PoE)Known for one	No	Unknown — not stated by the source
Power supply typeKnown for one	AC/DC	Unknown — not stated by the source
Redundant power supply (RPS) supportKnown for one	No	Unknown — not stated by the source
Power rocker switchKnown for one	Yes	Unknown — not stated by the source
Packaging dataidentical
Package weightKnown for one	Unknown — not stated by the source	1.41 kg

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.

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