Product comparison · 2 power supply units

Chieftec APS-450S power supply unit vs Chieftec APS-550C power supply unit

Key differences

Total power
- APS-450S power supply unit:450 W
- APS-550C power supply unit:550 W
Number of SATA power connectors
- APS-450S power supply unit:3
- APS-550C power supply unit:6
Cabling type
- APS-450S power supply unit:Non-Modular
- APS-550C power supply unit:Semi-Modular

Differences highlightedShow differences only

Comparison of APS-450S, APS-550C
16 specifications	A Chieftec APS-450S power supply unit Model APS-450S View product	B Chieftec APS-550C power supply unit Model APS-550C View product
Power2 differ
Total powerDiffers	450 W	550 W
AC input voltage	100 - 240 V	100 - 240 V
Efficiency	80%	80%
Power protection featuresDiffers	Over current, Over voltage, Overload	Over current, Over voltage
Ports & interfaces2 differ
Number of SATA power connectorsDiffers	3	6
Peripheral (Molex) power connectors (4-pin)	Yes	Yes
PCI Express power connectors (6-pin)	Yes	Yes
ATX Power connector (24-pin)	Yes	Yes
ATX power connector (20+4 pin)	Yes	Yes
Floppy drive power connector	1	1
Cabling typeDiffers	Non-Modular	Semi-Modular
Designidentical
Product colourKnown for one	Unknown — not stated by the source	Black
Fan diameter	14 cm	14 cm
Other featuresidentical
Dimensions (WxDxH)	155 x 150 x 85 mm	155 x 150 x 85 mm
Power over Ethernet (PoE)	No	No
Redundant power supply (RPS) support	No	No

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.