This item is in good condition and has been tested working. Please refer to the stock photo to insure the item will work for your application. This item is Dell part number R851G (or a compatible part number).
* Inspiron: 530, 531 SMT
* 300 Watt Power Supply
* 100-120V or 200-240V Input
* 5 7/8 W x 3 3/8 H x 5.5 D
* P1 - 24-pin ATX Motherboard Power
* P2 - 4-pin P4 motherboard power
* P3 - 4-pin SATA Standard Power Connector
* P4 - 4-pin SATA Standard Power Connector
* P5 - 4-pin SATA Standard Power Connector
* P6 - 4-pin SATA Standard Power Connector
* P7 - 4-pin floppy connector
* Tested good working
* Grade: A (new)
* Grade: B (used)
* Dell Model Number: ATX0300D5WB
* Dell Part Number: R851G (or a compatible part number)