Replace your computer's power supply with the EM3907 ATX Replacement PC Power Supply 500 W. The EM3907 has smart fan control. The fan speed is controlled by the temperature. When the temperature of the power supply is too high, the fan speed will increase. Built-in protection disables the computer power supply. PFC support ensures more efficient power throughput. The EM3907 has over temperature protection, over voltage protection, over current protection and short circuit protection.

Ports & interfaces
Motherboard power connector	20+4 pin ATX
Peripheral (Molex) power connectors (4-pin)	2
Motherboard power cable length	40 cm
Number of SATA power connectors	3
SATA power cable length	400 mm
Peripheral (Molex) power cable length	300 mm
EPS power connector (4+4 pin)	Y
PCI Express power connectors (6+2 pin)	1
CPU power cable length	45 cm
Floppy drive power connector	1
Floppy disk drive connector	Y
Floppy disk drive cable length	30 cm
Cabling type	Non-Modular
Power
Total power	500 W
AC input voltage	160 - 270 V
Power Factor Correction (PFC) type	Passive
Power protection features	Over current, Over voltage, Overheating, Short circuit
Packaging data
Package type	Box
Design
Product colour	Grey
Cooling type	Active
Number of fans	1 fan(s)
On/off switch	Y
Performance
Purpose	PC
Power supply unit (PSU) form factor	ATX
80 PLUS certification	No
ATX version	3.1