Product comparison · 2 power supply units

Chieftec APS-550S power supply unit vs D-Link DPS-500DC power supply unit

4specifications compared
4differ
0identical
18known for one product only

Key differences

Total power
- APS-550S power supply unit:550 W
- DPS-500DC power supply unit:140 W
Power protection features
- APS-550S power supply unit:Over current, Over voltage
- DPS-500DC power supply unit:Over current
Dimensions (WxDxH)
- APS-550S power supply unit:155 x 150 x 85 mm
- DPS-500DC power supply unit:274 x 208 x 95 mm
Redundant power supply (RPS) support
- APS-550S power supply unit:No
- DPS-500DC power supply unit:Yes

Side by side

Differences highlightedShow differences only

Comparison of APS-550S, DPS-500DC
22 specifications	A Chieftec APS-550S power supply unit Model APS-550S View product	B D-Link DPS-500DC power supply unit Model DPS-500DC View product
Power2 differ
Total powerDiffers	550 W	140 W
AC input voltageKnown for one	100 - 240 V	Unknown — not stated by the source
EfficiencyKnown for one	80%	Unknown — not stated by the source
Power protection featuresDiffers	Over current, Over voltage	Over current
Input currentKnown for one	Unknown — not stated by the source	3 - 6 A
Ports & interfacesidentical
Number of SATA power connectorsKnown for one	4	Unknown — not stated by the source
Peripheral (Molex) power connectors (4-pin)Known for one	Yes	Unknown — not stated by the source
PCI Express power connectors (6-pin)Known for one	Yes	Unknown — not stated by the source
ATX Power connector (24-pin)Known for one	Yes	Unknown — not stated by the source
ATX power connector (20+4 pin)Known for one	Yes	Unknown — not stated by the source
Floppy drive power connectorKnown for one	1	Unknown — not stated by the source
Cabling typeKnown for one	Non-Modular	Unknown — not stated by the source
Designidentical
Fan diameterKnown for one	14 cm	Unknown — not stated by the source
Product colourKnown for one	Unknown — not stated by the source	Black
Other features2 differ
Dimensions (WxDxH)Differs	155 x 150 x 85 mm	274 x 208 x 95 mm
Power over Ethernet (PoE)Known for one	No	Unknown — not stated by the source
Redundant power supply (RPS) supportDiffers	No	Yes
Performanceidentical
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	120295 h
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	0 - 65 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-40 - 75 °C
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	10 - 90%
Weight & dimensionsidentical
WeightKnown for one	Unknown — not stated by the source	840 g

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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