453053-001 - HP Heatsink/Fan Assembly for Desktop Dc7800 453053-001 - HP Heatsink/Fan Assembly for Desktop Dc7800 $76.66
437349-001 - HP (Motherboard) for Dc7800 Desktop PC 437349-001 - HP (Motherboard) for Dc7800 Desktop PC $98.05
444306-001 - HP Compaq Cooling Fan for Dc7800 / DC7900 444306-001 - HP Compaq Cooling Fan for Dc7800 / DC7900 $60.65
444307-001 - HP Compaq Fan Assembly for Dc7800 / DC7900 444307-001 - HP Compaq Fan Assembly for Dc7800 / DC7900 $53.57