This is a HP Replacement power supply for HP dx5150 SFF Desktop PC
Bestec Model: FLX-250F1-L
HP P/N: 375496-002,375496-003,376648-001
Spare number: 409815-001
HH P/N: 4A422-111

HP Part Number  376648-001 is used in. Connectors:
1 x 24 Pin
1 x 12V 4 Pin
2 x SATA
2 x 4 Pin
1 x Floppy

Dimensions: 7.75" x 3.5" x 2.5" (L x W x H)