Product comparison · 2 power supply units

be quiet! BQT L7-350W vs Zyxel PPS250 power supply unit

12specifications compared
9differ
3identical
51known for one product only

Key differences

Total power
- BQT L7-350W:350 W
- PPS250 power supply unit:225 W
Input current
- BQT L7-350W:5 A
- PPS250 power supply unit:2.5 A
Mean time between failures (MTBF)
- BQT L7-350W:100000 h
- PPS250 power supply unit:44000 h
Compatible products
- BQT L7-350W:Intel C6
- PPS250 power supply unit:GS2200-24P
LED indicators
- BQT L7-350W:No
- PPS250 power supply unit:Yes
Operating temperature (T-T)
- BQT L7-350W:5 - 40 °C
- PPS250 power supply unit:0 - 50 °C
Dimensions (WxDxH)
- BQT L7-350W:140 x 150 x 85 mm
- PPS250 power supply unit:206 x 280 x 44 mm
Power over Ethernet (PoE)
- BQT L7-350W:No
- PPS250 power supply unit:Yes

Side by side

Differences highlightedShow differences only

Comparison of BQT L7-350W, PPS250
63 specifications	A be quiet! BQT L7-350W View product	B Zyxel PPS250 power supply unit Model PPS250 View product
Power2 differ
Total powerDiffers	350 W	225 W
Input currentDiffers	5 A	2.5 A
Maximum input current (@110V)Known for one	+12V1,+12V2,+3.3V,+5V,+5Vsb,-12V	Unknown — not stated by the source
Power factorKnown for one	0.99	Unknown — not stated by the source
Power Factor Correction (PFC) typeKnown for one	Active	Unknown — not stated by the source
Combined power (+3.3V)Known for one	80 W	Unknown — not stated by the source
Combined power (+12V)Known for one	300 W	Unknown — not stated by the source
Combined power (+5V)Known for one	60 W	Unknown — not stated by the source
Combined power (-12V)Known for one	3.6 W	Unknown — not stated by the source
Combined power (+5Vsb)Known for one	12.5 W	Unknown — not stated by the source
Max output current (+3.3V)Known for one	21 A	Unknown — not stated by the source
Max output current (+12V)Known for one	25 A	Unknown — not stated by the source
Max output current (+5V)Known for one	15 A	Unknown — not stated by the source
Max output current (-12V)Known for one	0.3 A	Unknown — not stated by the source
Max output current (+5Vsb)Known for one	2.5 A	Unknown — not stated by the source
EfficiencyKnown for one	87%	Unknown — not stated by the source
Power protection featuresKnown for one	Over current, Over power, Over voltage, Short circuit, Under voltage, Overheating	Unknown — not stated by the source
Ports & interfacesidentical
Motherboard power connectorKnown for one	20+4 pin ATX	Unknown — not stated by the source
Number of SATA power connectorsKnown for one	4	Unknown — not stated by the source
Peripheral (Molex) power connectors (4-pin)Known for one	3	Unknown — not stated by the source
PCI Express power connectors (6+2 pin)Known for one	1	Unknown — not stated by the source
CPU P4 connector (4-pin)Known for one	1	Unknown — not stated by the source
Floppy drive power connectorKnown for one	1	Unknown — not stated by the source
Connector(s)Known for one	IEC C14	Unknown — not stated by the source
Cabling typeKnown for one	Non-Modular	Unknown — not stated by the source
Monitor outletKnown for one	No	Unknown — not stated by the source
I/O portsKnown for one	Unknown — not stated by the source	1 x RPS
Performance2 differ
PurposeKnown for one	PC	Unknown — not stated by the source
Power supply unit (PSU) form factorKnown for one	ATX	Unknown — not stated by the source
80 PLUS certificationKnown for one	80 PLUS	Unknown — not stated by the source
ATX versionKnown for one	2.3	Unknown — not stated by the source
EPS versionKnown for one	2.92	Unknown — not stated by the source
Noise levelKnown for one	19 dB	Unknown — not stated by the source
Bearing technologyKnown for one	FDB	Unknown — not stated by the source
Mean time between failures (MTBF)Differs	100000 h	44000 h
Compatible productsDiffers	Intel C6	GS2200-24P
Design1 differ
Cooling typeKnown for one	Active	Unknown — not stated by the source
Fan diameterKnown for one	12 cm	Unknown — not stated by the source
Number of fansKnown for one	1 fan(s)	Unknown — not stated by the source
Fan locationKnown for one	Side	Unknown — not stated by the source
IlluminationKnown for one	Yes	Unknown — not stated by the source
LED indicatorsDiffers	No	Yes
Operational conditions1 differ
Operating temperature (T-T)Differs	5 - 40 °C	0 - 50 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-40 - 70 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	10 - 95%
Certificatesidentical
Compliance certificatesKnown for one	RoHS	Unknown — not stated by the source
CertificationKnown for one	ErP, WEEE	Unknown — not stated by the source
Safety regulation & standardsidentical
SafetyKnown for one	CE, CB, TUV, N, S, Fl, D	Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	150 mm	Unknown — not stated by the source
DepthKnown for one	140 mm	Unknown — not stated by the source
HeightKnown for one	85 mm	Unknown — not stated by the source
WeightKnown for one	Unknown — not stated by the source	2 kg
Technical detailsidentical
Sustainability certificatesKnown for one	ENERGY STAR	Unknown — not stated by the source
Other features3 differ
Dimensions (WxDxH)Differs	140 x 150 x 85 mm	206 x 280 x 44 mm
Parallel processing technology supportKnown for one	Hybrid CrossFireX	Unknown — not stated by the source
Power managementKnown for one	Yes	Unknown — not stated by the source
Power over Ethernet (PoE)Differs	No	Yes
Power supply typeKnown for one	AC/DC	Unknown — not stated by the source
Redundant power supply (RPS) supportDiffers	No	Yes
Power rocker switchKnown for one	Yes	Unknown — not stated by the source

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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