4 PIN
4540S 4740S 4750S 683484-001 CPU COOLING FAN
HP COMPAQ Probook 4540S 4545s 4440S 4740S 4745S 4750S (4PIN) 683484-001 23.10616.012 DFS551205ML0T DFS551205MLOT, 683484-001 MF60120V1-C480-S9A 23.10616.012 DFS551205ML0T
4540S 4740S 4750S 683484-001 CPU COOLING FAN
HP COMPAQ Probook 4540S 4545s 4440S 4740S 4745S 4750S (4PIN) 683484-001 23.10616.012 DFS551205ML0T DFS551205MLOT, 683484-001 MF60120V1-C480-S9A 23.10616.012 DFS551205ML0T