Shuttle PC40 power supply unit vs Shuttle PC50 power supply unit

Comparison of PC40, PC50

11 specifications	A Shuttle PC40 power supply unit Model PC40 View product	B Shuttle PC50 power supply unit Model PC50 View product
Ports & interfacesidentical
Number of SATA power connectorsKnown for one	—Unknown — not stated by the source	2
Peripheral (Molex) power connectors (4-pin)Known for one	—Unknown — not stated by the source	Yes
ATX Power connector (24-pin)Known for one	—Unknown — not stated by the source	Yes
Floppy drive power connectorKnown for one	—Unknown — not stated by the source	1
Cabling type	Non-Modular	Non-Modular
Operational conditionsidentical
Operating temperature (T-T)	10 - 50 °C	10 - 50 °C
Storage temperature (T-T)	-40 - 70 °C	-40 - 70 °C
Operating relative humidity (H-H)Known for one	5 - 90%	—Unknown — not stated by the source
Safety regulation & standards1 differ
SafetyDiffers	UL 1950, cUL, CB, TUV: EN60950 CE, CB, CCC	CUL, TÜV, CB, CCC, FCC class B, CE, BSMI, CCC, Energy Star compliant
Other featuresidentical
Dimensions (WxDxH)	82 x 190 x 43 mm	82 x 190 x 43 mm
Poweridentical
Total powerKnown for one	250 W	—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.