Casecom CM 400 ATX is a 400 W power supply for ATX desktop computers. Permanently attached cables connect it to a compatible system, so check that the system uses the listed power connections.
It has a 20+4-pin motherboard connector and a 4-pin CPU connector, plus two SATA and two Molex connectors for drives and other components. Active cooling uses a 120 mm fan.
The CM 400 ATX is suited to assembling or servicing a desktop system that uses the ATX form factor and these connections.